# Operations reports and developer utilities

Choose a defined job, review its input example and price, then select a payment option. Private result access lasts30days; save your downloaded copy. Each is a one-time job, without a recurring commitment. Use authorized, non-sensitive input. The work is limited to the supplied records or mathematical profile, without external actions, professional certification or an outcome guarantee. Input and computation profiles describe the work included, not payment admission limits. A quote is unpaid; a signature alone does not establish settlement.

## Distributor Rebate Accrual Report

USD 19.00 per job.

Reconcile flat-rate distributor rebate accruals with claims in a single supplied unit of account. No tier or tax calculation. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "sales": [
    {
      "id": "s",
      "distributor": "d",
      "eligibleUnits": 200,
      "rebateBasisPoints": 500
    }
  ],
  "claims": [
    {
      "id": "c",
      "distributor": "d",
      "units": 4
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/distributors": [
    {
      "id": "d",
      "accrued": 10,
      "claimed": 4,
      "unclaimed": 6
    }
  ]
}
```

## Channel Sell-Through Balance

USD 19.00 per job.

Reconcile channel stock movements and reported sell-through without treating supplier returns as customer sales. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "channels": [
    {
      "id": "a",
      "opening": 10,
      "receipts": 5,
      "sold": 9,
      "returnsToSupplier": 1,
      "reportedClosing": 4
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/channels": [
    {
      "id": "a",
      "expectedClosing": 5,
      "variance": -1,
      "sellThrough": 0.6
    }
  ]
}
```

## Territory Account Coverage Report

USD 19.00 per job.

Compare explicit territory account lists with ownership assignments, including conflicting owners. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "territories": [
    {
      "id": "t",
      "requiredAccounts": [
        "a",
        "b"
      ]
    }
  ],
  "assignments": [
    {
      "id": "x",
      "territoryId": "t",
      "accountId": "a",
      "owner": "p"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/territories": [
    {
      "id": "t",
      "covered": 1,
      "missing": [
        "b"
      ],
      "multipleOwners": []
    }
  ]
}
```

## Sales Quota Credit Attainment

USD 19.00 per job.

Compare credited and reversed sales with assigned quotas; this is not a commission calculation. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "quotas": [
    {
      "id": "p",
      "target": 100
    }
  ],
  "credits": [
    {
      "id": "a",
      "ownerId": "p",
      "gross": 90,
      "reversed": 10
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/owners": [
    {
      "id": "p",
      "netCredit": 80,
      "target": 100,
      "attainment": 0.8,
      "gap": 20
    }
  ]
}
```

## Quote Revision Acceptance Match

USD 19.00 per job.

Match quote acceptances to the current declared commercial revision rather than any historical revision. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "quotes": [
    {
      "id": "q",
      "currentRevision": "3"
    }
  ],
  "acceptances": [
    {
      "id": "a",
      "quoteId": "q",
      "revision": "2"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/quotes": [
    {
      "id": "q",
      "currentAccepted": false,
      "staleAcceptanceCount": 1
    }
  ]
}
```

## Account Contact Cadence Report

USD 19.00 per job.

Find accounts with missing or stale contact records against each supplied contact cadence. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "accounts": [
    {
      "id": "a",
      "cadenceDays": 7
    }
  ],
  "contacts": [
    {
      "id": "c",
      "accountId": "a",
      "date": "2026-10-10"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/accounts": [
    {
      "id": "a",
      "lastContact": "2026-10-10",
      "daysSince": 10,
      "overdueDays": 3
    }
  ]
}
```

## Renewal Pool Outcome Bridge

USD 19.00 per job.

Bridge a fixed renewal cohort into renewed, lost, open and unclassified units; no new-sales revenue is counted. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "contracts": [
    {
      "id": "c",
      "renewableUnits": 100,
      "renewedUnits": 70,
      "lostUnits": 20,
      "openUnits": 5
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/contracts": [
    {
      "id": "c",
      "unclassified": 5,
      "renewalRate": 0.7
    }
  ]
}
```

## Campaign Budget Calendar Pacing

USD 19.00 per job.

Compare spend with a linear inclusive-calendar-day budget scenario; no advertising account is accessed. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-02",
  "campaigns": [
    {
      "id": "c",
      "startDate": "2026-10-01",
      "endDate": "2026-10-04",
      "budget": 100,
      "spent": 40
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/campaigns": [
    {
      "id": "c",
      "elapsedFraction": 0.5,
      "plannedSpend": 50,
      "pacingVariance": -10,
      "remaining": 60
    }
  ]
}
```

## Opportunity Stage Snapshot Bridge

USD 19.00 per job.

Compare two opportunity snapshots by stable ID and preserve arrivals, departures and amount changes. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "before": [
    {
      "id": "a",
      "stage": "proposal",
      "units": 10
    }
  ],
  "after": [
    {
      "id": "a",
      "stage": "won",
      "units": 12
    },
    {
      "id": "b",
      "stage": "new",
      "units": 3
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/transitions": [
    {
      "id": "a",
      "from": "proposal",
      "to": "won",
      "unitChange": 2
    },
    {
      "id": "b",
      "from": null,
      "to": "new",
      "unitChange": 3
    }
  ]
}
```

## Partner Joint Fund Reconciliation

USD 19.00 per job.

Reconcile joint marketing funds while distinguishing spent amounts from outstanding reservations and releases. Supplied business records only; no customer contact, contract change, accounting posting or external verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/tutorial-agg.html). No endorsement is implied.

Example input:

```json
{
  "funds": [
    {
      "id": "f",
      "opening": 100,
      "contribution": 20
    }
  ],
  "commitments": [
    {
      "id": "a",
      "fundId": "f",
      "reserved": 50,
      "spent": 20,
      "released": 10
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/funds": [
    {
      "id": "f",
      "available": 80,
      "outstandingReserved": 20,
      "spent": 20
    }
  ]
}
```

## Library Loan Overdue Ledger

USD 19.00 per job.

Calculate overdue calendar days for current and returned library loans without applying a fine policy. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "loans": [
    {
      "id": "l",
      "item": "book",
      "dueDate": "2026-10-15",
      "returnedDate": "2026-10-18"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/loans": [
    {
      "id": "l",
      "overdueDays": 3,
      "open": false
    }
  ]
}
```

## Library Hold Copy Allocation

USD 19.00 per job.

Preview one-copy-per-hold allocation in explicit queue order without reserving a library item. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "copies": [
    {
      "id": "c",
      "titleId": "t",
      "available": true
    }
  ],
  "holds": [
    {
      "id": "h1",
      "titleId": "t",
      "queuePosition": 1
    },
    {
      "id": "h2",
      "titleId": "t",
      "queuePosition": 2
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/allocations": [
    {
      "holdId": "h1",
      "copyId": "c"
    },
    {
      "holdId": "h2",
      "copyId": null
    }
  ]
}
```

## Curriculum Equivalent Credit Coverage

USD 19.00 per job.

Show credits applicable to each declared equivalence group and flag possible double application; this is not a degree audit or allocation decision. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "requirements": [
    {
      "id": "r",
      "credits": 6,
      "acceptedCourses": [
        "a",
        "b"
      ]
    }
  ],
  "completed": [
    {
      "id": "a",
      "credits": 3
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/requirements": [
    {
      "id": "r",
      "availableCredits": 3,
      "shortfall": 3
    }
  ],
  "/multiplyApplicable": []
}
```

## Exam Seat Assignment Conflicts

USD 19.00 per job.

Detect duplicate physical seats and multiple assignments for a candidate within the same examination. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "assignments": [
    {
      "id": "a",
      "exam": "e",
      "room": "r",
      "seat": "1",
      "candidate": "p"
    },
    {
      "id": "b",
      "exam": "e",
      "room": "r",
      "seat": "1",
      "candidate": "q"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/seatConflicts": [
    {
      "exam": "e",
      "room": "r",
      "seat": "1",
      "count": 2
    }
  ],
  "/candidateConflicts": []
}
```

## Laboratory Consumable Session Plan

USD 19.00 per job.

Expand session participant counts into consumable requirements and compare supplied stock. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "stock": [
    {
      "id": "m",
      "available": 20
    }
  ],
  "sessions": [
    {
      "id": "s",
      "participants": 8,
      "materialId": "m",
      "unitsPerParticipant": 3
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/materials": [
    {
      "id": "m",
      "required": 24,
      "available": 20,
      "shortfall": 4
    }
  ]
}
```

## Assessment Blueprint Topic Coverage

USD 19.00 per job.

Reconcile examination marks against supplied topic blueprint targets; no question-content or difficulty assessment. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "topics": [
    {
      "id": "t",
      "targetMarks": 10
    }
  ],
  "questions": [
    {
      "id": "q",
      "topicId": "t",
      "marks": 7
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/topics": [
    {
      "id": "t",
      "allocatedMarks": 7,
      "targetMarks": 10,
      "gap": 3
    }
  ],
  "/totalMarks": 7
}
```

## Marking Moderation Delta Report

USD 19.00 per job.

Compare paired original and moderated marks while retaining each script’s declared maximum. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "scripts": [
    {
      "id": "a",
      "firstMark": 60,
      "moderatedMark": 65,
      "maximum": 100
    },
    {
      "id": "b",
      "firstMark": 40,
      "moderatedMark": 39,
      "maximum": 50
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/meanDelta": 2
}
```

## Scholarship Fund Award Balance

USD 19.00 per job.

Reconcile award offers, acceptances and payments with a fund budget, without selecting recipients. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "funds": [
    {
      "id": "f",
      "budget": 100
    }
  ],
  "awards": [
    {
      "id": "a",
      "fundId": "f",
      "offered": 60,
      "accepted": 50,
      "paid": 20
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/funds": [
    {
      "id": "f",
      "offered": 60,
      "accepted": 50,
      "paid": 20,
      "unoffered": 40,
      "acceptedUnpaid": 30
    }
  ]
}
```

## Tuition Waiver Posting Match

USD 19.00 per job.

Compare approved tuition waivers with applied and reversed posting records. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "waivers": [
    {
      "id": "w",
      "approved": 100
    }
  ],
  "postings": [
    {
      "id": "p",
      "waiverId": "w",
      "applied": 80,
      "reversed": 10
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/waivers": [
    {
      "id": "w",
      "netApplied": 70,
      "unapplied": 30
    }
  ]
}
```

## Cross-Listed Enrollment Reconciliation

USD 19.00 per job.

Reconcile cross-listed sections by unique student while retaining duplicate registrations and additive declared capacity. Use pseudonymous supplied records. No student decision, grading change, fee charge, notification or system integration. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "sections": [
    {
      "id": "a",
      "group": "g",
      "capacity": 2
    },
    {
      "id": "b",
      "group": "g",
      "capacity": 2
    }
  ],
  "enrollments": [
    {
      "id": "e1",
      "sectionId": "a",
      "student": "p"
    },
    {
      "id": "e2",
      "sectionId": "b",
      "student": "p"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/groups": [
    {
      "id": "g",
      "registrations": 2,
      "distinctStudents": 1,
      "duplicateRegistrations": 1,
      "totalCapacity": 4,
      "overCapacity": 0
    }
  ]
}
```

## Field Visit Repeat Cause Report

USD 19.00 per job.

Identify earlier visits to the same asset with the same declared cause inside a calendar-day window. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "visits": [
    {
      "id": "a",
      "asset": "x",
      "date": "2026-10-01",
      "cause": "leak"
    },
    {
      "id": "b",
      "asset": "x",
      "date": "2026-10-05",
      "cause": "leak"
    }
  ],
  "windowDays": 7
}
```

Selected expected result fields:

```json
{
  "/visits": [
    {
      "id": "a",
      "priorSameCause": [],
      "repeatWithinWindow": false
    },
    {
      "id": "b",
      "priorSameCause": [
        "a"
      ],
      "repeatWithinWindow": true
    }
  ]
}
```

## Field Job Estimate Actual Bridge

USD 19.00 per job.

Bridge original job estimates, approved changes and actual labor and material units. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "jobs": [
    {
      "id": "j",
      "estimatedLabor": 50,
      "actualLabor": 60,
      "estimatedMaterials": 20,
      "actualMaterials": 25,
      "approvedChange": 10
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/jobs": [
    {
      "id": "j",
      "originalEstimate": 70,
      "adjustedEstimate": 80,
      "actual": 85,
      "variance": 5,
      "laborVariance": 10,
      "materialVariance": 5
    }
  ]
}
```

## Service Parts Billing Match

USD 19.00 per job.

Reconcile installed-and-returned part quantities with billing and credits against the exact consumption record. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "consumption": [
    {
      "id": "c",
      "job": "j",
      "part": "p",
      "used": 5,
      "returned": 1
    }
  ],
  "billing": [
    {
      "id": "b",
      "consumptionId": "c",
      "billed": 5,
      "credited": 0
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/consumption": [
    {
      "id": "c",
      "netUsed": 4,
      "netBilled": 5,
      "difference": 1
    }
  ]
}
```

## Service Job Photo Stage Coverage

USD 19.00 per job.

Check required before/during/after photo metadata by job; no image content is inspected. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "jobs": [
    {
      "id": "j",
      "requiredStages": [
        "before",
        "after"
      ]
    }
  ],
  "photos": [
    {
      "id": "p",
      "jobId": "j",
      "stage": "before",
      "date": "2026-10-01"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/jobs": [
    {
      "id": "j",
      "missingStages": [
        "after"
      ],
      "photoCount": 1,
      "firstDate": "2026-10-01",
      "lastDate": "2026-10-01"
    }
  ]
}
```

## Service Travel Work Time Partition

USD 19.00 per job.

Partition a shift into non-overlapping travel, work, break and unrecorded time; no wage rules are applied. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "shifts": [
    {
      "id": "s",
      "startMinute": 0,
      "endMinute": 60
    }
  ],
  "segments": [
    {
      "id": "a",
      "shiftId": "s",
      "startMinute": 0,
      "endMinute": 10,
      "kind": "travel"
    },
    {
      "id": "b",
      "shiftId": "s",
      "startMinute": 10,
      "endMinute": 40,
      "kind": "work"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/shifts": [
    {
      "id": "s",
      "travelMinutes": 10,
      "workMinutes": 30,
      "breakMinutes": 0,
      "unrecordedMinutes": 20
    }
  ]
}
```

## Service Booking Lead Time Bands

USD 19.00 per job.

Profile calendar-day lead time from booking to planned visit using explicit half-open bands. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "bookings": [
    {
      "id": "a",
      "bookedDate": "2026-10-01",
      "visitDate": "2026-10-03"
    },
    {
      "id": "b",
      "bookedDate": "2026-10-01",
      "visitDate": "2026-10-10"
    }
  ],
  "cuts": [
    3,
    7
  ]
}
```

Selected expected result fields:

```json
{
  "/bands": [
    {
      "lowerDays": 0,
      "upperDays": 3,
      "count": 1
    },
    {
      "lowerDays": 3,
      "upperDays": 7,
      "count": 0
    },
    {
      "lowerDays": 7,
      "upperDays": null,
      "count": 1
    }
  ],
  "/minimumDays": 2,
  "/maximumDays": 9
}
```

## Warranty Part Return Credit

USD 19.00 per job.

Track removed warranty parts through required return, shipment, receipt and supplier credit. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "parts": [
    {
      "id": "p",
      "removed": 5,
      "returnRequired": true
    }
  ],
  "returns": [
    {
      "id": "r",
      "partId": "p",
      "shipped": 4,
      "received": 3,
      "credited": 2
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/parts": [
    {
      "id": "p",
      "unshipped": 1,
      "inTransit": 1,
      "receivedUncredited": 1
    }
  ]
}
```

## Service Rework Charge Separation

USD 19.00 per job.

Separate initial service, warranty rework and paid follow-up cost and billing without classifying unlabelled work automatically. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "visits": [
    {
      "id": "a",
      "kind": "initial",
      "laborUnits": 20,
      "materialUnits": 10,
      "billedUnits": 50
    },
    {
      "id": "b",
      "kind": "warranty-rework",
      "laborUnits": 5,
      "materialUnits": 2,
      "billedUnits": 0
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/kinds": [
    {
      "kind": "initial",
      "costUnits": 30,
      "billedUnits": 50,
      "contribution": 20
    },
    {
      "kind": "warranty-rework",
      "costUnits": 7,
      "billedUnits": 0,
      "contribution": -7
    },
    {
      "kind": "paid-followup",
      "costUnits": 0,
      "billedUnits": 0,
      "contribution": 0
    }
  ]
}
```

## Service Arrival Promise Deviation

USD 19.00 per job.

Compare actual arrival times with inclusive declared promise windows on a common minute scale. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "visits": [
    {
      "id": "v",
      "promiseStart": 100,
      "promiseEnd": 120,
      "arrivalMinute": 125
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/visits": [
    {
      "id": "v",
      "earlyMinutes": 0,
      "lateMinutes": 5,
      "insidePromise": false
    }
  ],
  "/onTimeCount": 0
}
```

## Remote Resolution Dispatch Avoidance

USD 19.00 per job.

Separate remote resolution from later field dispatch and total only the supplied avoided-cost scenario, not proven savings. Supplied field-service records only; no appointment, customer contact, technical clearance or external account change. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "cases": [
    {
      "id": "a",
      "remoteAttempted": true,
      "remoteResolved": true,
      "fieldDispatched": false,
      "fieldCostUnits": 20
    },
    {
      "id": "b",
      "remoteAttempted": true,
      "remoteResolved": true,
      "fieldDispatched": true,
      "fieldCostUnits": 30
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/remoteAttempts": 2,
  "/remoteResolved": 2,
  "/resolvedThenDispatched": [
    "b"
  ],
  "/avoidedScenarioUnits": 20
}
```

## Gift Credit Balance Replay

USD 19.00 per job.

Replay gift-credit issue, redemption, expiry and redemption-refund movements. A refund here restores credit, not cash. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "opening": 10,
  "events": [
    {
      "id": "a",
      "kind": "issue",
      "units": 5
    },
    {
      "id": "b",
      "kind": "redeem",
      "units": 8
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/closing": 7,
  "/redeemed": 8
}
```

## Loyalty Point Liability Bridge

USD 19.00 per job.

Bridge point movements at a fixed supplied valuation per point, without estimating breakage or setting accounting policy. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "openingPoints": 100,
  "earnedPoints": 40,
  "redeemedPoints": 20,
  "expiredPoints": 10,
  "unitValue": 0.02
}
```

Selected expected result fields:

```json
{
  "/closingPoints": 110,
  "/closingValue": 2.2,
  "/movementValue": 0.2
}
```

## Retainage Release Subledger

USD 19.00 per job.

Distinguish withheld retainage, approved releases and actual paid amounts in supplied records. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "contracts": [
    {
      "id": "c",
      "withheld": 100
    }
  ],
  "releases": [
    {
      "id": "r",
      "contractId": "c",
      "approved": 40,
      "paid": 25
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/contracts": [
    {
      "id": "c",
      "approved": 40,
      "paid": 25,
      "unapproved": 60,
      "approvedUnpaid": 15
    }
  ]
}
```

## Refundable Deposit Disposition

USD 19.00 per job.

Reconcile deposit refunds and applications, preserving any over-disposition and declared refund due date. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "deposits": [
    {
      "id": "d",
      "received": 100,
      "refundDueDate": "2026-10-18",
      "refunded": 20,
      "applied": 30
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/deposits": [
    {
      "id": "d",
      "outstanding": 50,
      "overdueDays": 2
    }
  ]
}
```

## Payroll Input Cutoff Coverage

USD 19.00 per job.

Separate hours submitted before and after a declared payroll input cutoff; no wage or withholding calculation. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "cutoffDate": "2026-10-15",
  "people": [
    {
      "id": "p",
      "expectedHours": 40
    }
  ],
  "entries": [
    {
      "id": "a",
      "personId": "p",
      "hours": 35,
      "submittedDate": "2026-10-14"
    },
    {
      "id": "b",
      "personId": "p",
      "hours": 5,
      "submittedDate": "2026-10-16"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/people": [
    {
      "id": "p",
      "onTimeHours": 35,
      "lateHours": 5,
      "missingOnTimeHours": 5
    }
  ]
}
```

## Subscription Pause Day Proration

USD 19.00 per job.

Preview linear calendar-day proration over the union of inclusive pause windows. This does not modify any Gateway or customer subscription. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "periodStart": "2026-10-01",
  "periodEnd": "2026-10-10",
  "periodUnits": 100,
  "pauses": [
    {
      "id": "a",
      "startDate": "2026-10-03",
      "endDate": "2026-10-05"
    },
    {
      "id": "b",
      "startDate": "2026-10-05",
      "endDate": "2026-10-06"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/periodDays": 10,
  "/pausedDays": 4,
  "/activeDays": 6,
  "/activeUnits": 60
}
```

## Cash Currency Native Rollup

USD 19.00 per job.

Aggregate cash movements separately in each original currency and reconcile closing balances without conversion. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "accounts": [
    {
      "id": "a",
      "currency": "USD",
      "opening": 100,
      "inflows": 20,
      "outflows": 30,
      "reportedClosing": 85
    },
    {
      "id": "b",
      "currency": "EUR",
      "opening": 50,
      "inflows": 0,
      "outflows": 0,
      "reportedClosing": 50
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/currencies": [
    {
      "currency": "USD",
      "opening": 100,
      "inflows": 20,
      "outflows": 30,
      "expectedClosing": 90,
      "reportedClosing": 85,
      "variance": -5
    },
    {
      "currency": "EUR",
      "opening": 50,
      "inflows": 0,
      "outflows": 0,
      "expectedClosing": 50,
      "reportedClosing": 50,
      "variance": 0
    }
  ]
}
```

## Contra Revenue Component Bridge

USD 19.00 per job.

Reconcile separately stated discounts, returns and allowances to reported net revenue. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "lines": [
    {
      "id": "a",
      "gross": 100,
      "discount": 5,
      "return": 10,
      "allowance": 2,
      "reportedNet": 80
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/lines": [
    {
      "id": "a",
      "calculatedNet": 83,
      "variance": -3
    }
  ],
  "/net": 83
}
```

## Petty Cash Voucher Imprest Review

USD 19.00 per job.

Reconcile an imprest with counted cash, vouchers and replenishment in transit while separating unapproved vouchers. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "imprest": 100,
  "cashCount": 30,
  "vouchers": [
    {
      "id": "v",
      "units": 60,
      "approved": true
    },
    {
      "id": "u",
      "units": 5,
      "approved": false
    }
  ],
  "replenishmentInTransit": 0
}
```

Selected expected result fields:

```json
{
  "/approvedVouchers": 60,
  "/unapprovedVouchers": 5,
  "/accounted": 95,
  "/variance": -5
}
```

## Cash Application Reversal Chain

USD 19.00 per job.

Reconcile explicit reversals to their original cash applications without silently netting unrelated receipts. Supplied administrative units only. No funds move, accounting entry, tax opinion, legal conclusion or currency conversion. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "applications": [
    {
      "id": "a",
      "units": 50
    }
  ],
  "reversals": [
    {
      "id": "r",
      "applicationId": "a",
      "units": 20
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/applications": [
    {
      "id": "a",
      "original": 50,
      "reversed": 20,
      "net": 30,
      "overReversed": false
    }
  ]
}
```

## Vehicle Defect Closeout Coverage

USD 19.00 per job.

Separate recorded repair activity from verified defect closeout. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "defects": [
    {
      "id": "d",
      "vehicle": "v",
      "reportedDate": "2026-10-01"
    }
  ],
  "repairs": [
    {
      "id": "r",
      "defectId": "d",
      "completedDate": "2026-10-03",
      "verified": false
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/defects": [
    {
      "id": "d",
      "repairCount": 1,
      "verified": false,
      "firstRepairDays": 2
    }
  ]
}
```

## Tire Measurement Position Drift

USD 19.00 per job.

Compare first and last measurements at each supplied vehicle position, without inferring replacement or legal limits. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "measurements": [
    {
      "id": "a",
      "vehicle": "v",
      "position": "front-left",
      "date": "2026-10-01",
      "depth": 8
    },
    {
      "id": "b",
      "vehicle": "v",
      "position": "front-left",
      "date": "2026-10-11",
      "depth": 7
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/positions": [
    {
      "vehicle": "v",
      "position": "front-left",
      "firstDepth": 8,
      "lastDepth": 7,
      "change": -1,
      "days": 10
    }
  ]
}
```

## Vehicle Odometer Trip Conservation

USD 19.00 per job.

Reconcile trip distance against opening and closing odometers; resets remain visible as negative deltas. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "vehicles": [
    {
      "id": "v",
      "opening": 100,
      "closing": 180
    }
  ],
  "trips": [
    {
      "id": "t",
      "vehicleId": "v",
      "distance": 70
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/vehicles": [
    {
      "id": "v",
      "odometerDelta": 80,
      "recordedDistance": 70,
      "unexplained": 10
    }
  ]
}
```

## Driver Document Journey Window

USD 19.00 per job.

Check whether one supplied document covers each entire journey window for each required kind. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "journeys": [
    {
      "id": "j",
      "driver": "d",
      "startDate": "2026-10-20",
      "endDate": "2026-10-22",
      "requiredKinds": [
        "permit"
      ]
    }
  ],
  "documents": [
    {
      "id": "p",
      "driver": "d",
      "kind": "permit",
      "validFrom": "2026-10-01",
      "validThrough": "2026-10-21"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/journeys": [
    {
      "id": "j",
      "uncoveredKinds": [
        "permit"
      ]
    }
  ]
}
```

## Fuel Card Tank Balance

USD 19.00 per job.

Reconcile card-recorded fuel purchases with measured tank balances and separately supplied use. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "vehicles": [
    {
      "id": "v",
      "openingLitres": 20,
      "closingLitres": 15,
      "recordedUse": 40
    }
  ],
  "purchases": [
    {
      "id": "p",
      "vehicleId": "v",
      "litres": 30
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/vehicles": [
    {
      "id": "v",
      "purchased": 30,
      "expectedClosing": 10,
      "variance": 5
    }
  ]
}
```

## Trailer Interchange Custody Replay

USD 19.00 per job.

Replay ordered trailer interchange custody and reject broken from/to chains. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "trailers": [
    {
      "id": "t",
      "initialCustodian": "a"
    }
  ],
  "events": [
    {
      "id": "e",
      "trailerId": "t",
      "from": "a",
      "to": "b"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/trailers": [
    {
      "id": "t",
      "custodian": "b",
      "transfers": 1
    }
  ]
}
```

## Toll Trip Window Match

USD 19.00 per job.

Match toll timestamps to inclusive trip windows and preserve ambiguous matches rather than assigning charges arbitrarily. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "trips": [
    {
      "id": "t",
      "vehicle": "v",
      "startMinute": 10,
      "endMinute": 20
    }
  ],
  "tolls": [
    {
      "id": "a",
      "vehicle": "v",
      "minute": 15,
      "units": 2
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/tolls": [
    {
      "id": "a",
      "matchingTripIds": [
        "t"
      ],
      "state": "matched"
    }
  ]
}
```

## Charging Connector Compatibility Matrix

USD 19.00 per job.

Compare declared connector identifiers and nominal power ceilings; availability, adapters and charging curves are not inferred. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "vehicles": [
    {
      "id": "v",
      "connectors": [
        "ccs"
      ],
      "maxKw": 80
    }
  ],
  "stations": [
    {
      "id": "s",
      "connector": "ccs",
      "maxKw": 150
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/pairs": [
    {
      "vehicle": "v",
      "station": "s",
      "compatible": true,
      "powerCeiling": 80
    }
  ]
}
```

## Delivery Proof Document Coverage

USD 19.00 per job.

Review required delivery-proof kinds and supplied legibility flags; document content is not independently authenticated. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "deliveries": [
    {
      "id": "d",
      "requiredKinds": [
        "signature",
        "photo"
      ]
    }
  ],
  "proofs": [
    {
      "id": "p",
      "deliveryId": "d",
      "kind": "photo",
      "legible": false
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/deliveries": [
    {
      "id": "d",
      "missingKinds": [
        "signature"
      ],
      "unreadableKinds": [
        "photo"
      ]
    }
  ]
}
```

## Route Exception Response Lag

USD 19.00 per job.

Separate route-exception acknowledgment delay from end-to-end resolution delay. Review supplied fleet records only. No dispatch, repair, driving instruction, safety clearance or external tracking. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "exceptions": [
    {
      "id": "e",
      "raisedMinute": 10,
      "ackMinute": 13,
      "resolvedMinute": 20
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/exceptions": [
    {
      "id": "e",
      "ackLag": 3,
      "resolutionLag": 10,
      "acknowledged": true,
      "resolved": true
    }
  ]
}
```

## Storage Zone Compatibility Review

USD 19.00 per job.

Compare placements with explicitly declared zone-class rules; these are not inferred chemical or safety compatibility rules. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "zones": [
    {
      "id": "z",
      "allowedClasses": [
        "dry"
      ]
    }
  ],
  "placements": [
    {
      "id": "p",
      "zoneId": "z",
      "materialClass": "wet"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/placements": [
    {
      "id": "p",
      "compatible": false
    }
  ]
}
```

## Transfer In Transit Balance

USD 19.00 per job.

Reconcile transfer dispatches, cancellations and dated receipts while retaining over-receipts as negative in-transit quantities. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "transfers": [
    {
      "id": "t",
      "sentDate": "2026-10-15",
      "sentUnits": 10,
      "cancelledUnits": 1
    }
  ],
  "receipts": [
    {
      "id": "r",
      "transferId": "t",
      "date": "2026-10-18",
      "units": 6
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/transfers": [
    {
      "id": "t",
      "netSent": 9,
      "received": 6,
      "inTransit": 3,
      "ageDays": 5
    }
  ]
}
```

## Count Session Freeze Overlap

USD 19.00 per job.

Identify movements during half-open count freeze windows and overlapping counts for the same location. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "sessions": [
    {
      "id": "s",
      "location": "l",
      "startMinute": 10,
      "endMinute": 20
    }
  ],
  "movements": [
    {
      "id": "m",
      "location": "l",
      "minute": 15,
      "units": 3
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/sessions": [
    {
      "id": "s",
      "movementIds": [
        "m"
      ],
      "netMovement": 3
    }
  ],
  "/overlappingSessions": []
}
```

## Catchweight Unit Mass Reconciliation

USD 19.00 per job.

Reconcile counted units and actual mass independently for catchweight lots. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "lots": [
    {
      "id": "l",
      "units": 10,
      "declaredMass": 25
    }
  ],
  "weighings": [
    {
      "id": "w",
      "lotId": "l",
      "units": 8,
      "mass": 21
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/lots": [
    {
      "id": "l",
      "weighedUnits": 8,
      "unitVariance": -2,
      "weighedMass": 21,
      "massVariance": -4,
      "meanMassPerUnit": 2.625
    }
  ]
}
```

## Stock Snapshot Continuity Review

USD 19.00 per job.

Check both movement arithmetic within a stock period and opening-to-prior-closing continuity. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "snapshots": [
    {
      "id": "a",
      "item": "x",
      "period": 1,
      "opening": 10,
      "closing": 12,
      "inbound": 3,
      "outbound": 1
    },
    {
      "id": "b",
      "item": "x",
      "period": 2,
      "opening": 11,
      "closing": 9,
      "inbound": 0,
      "outbound": 2
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/snapshots": [
    {
      "id": "a",
      "movementVariance": 0,
      "openingContinuityVariance": null
    },
    {
      "id": "b",
      "movementVariance": 0,
      "openingContinuityVariance": -1
    }
  ]
}
```

## Inventory Substitute Demand Coverage

USD 19.00 per job.

Show dedicated substitute coverage scenarios and shared-pool conflicts without double-promising an allocation. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "items": [
    {
      "id": "a",
      "demand": 10,
      "ownStock": 4,
      "substitutes": [
        "b"
      ]
    }
  ],
  "supply": [
    {
      "id": "b",
      "units": 3
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/items": [
    {
      "id": "a",
      "ownShortfall": 6,
      "potentialSubstituteUnits": 3,
      "uncoveredIfDedicated": 3
    }
  ],
  "/sharedSubstitutes": []
}
```

## Inventory Quarantine State Authorization

USD 19.00 per job.

Replay quarantine state transitions with a supplied release-authorization flag; no actual stock release occurs. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "lots": [
    {
      "id": "l",
      "initial": "quarantined"
    }
  ],
  "events": [
    {
      "id": "e",
      "lotId": "l",
      "to": "available",
      "authorized": false
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/lots": [
    {
      "id": "l",
      "state": "quarantined",
      "deniedReleaseIds": [
        "e"
      ]
    }
  ]
}
```

## Serialized Cycle Count Set Difference

USD 19.00 per job.

Reconcile individual serial identities and locations without reducing serialized discrepancies to net quantities. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "expected": [
    {
      "id": "a",
      "location": "l1"
    },
    {
      "id": "b",
      "location": "l1"
    }
  ],
  "observed": [
    {
      "id": "o",
      "serial": "a",
      "location": "l2"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/missing": [
    "b"
  ],
  "/unexpected": [],
  "/misplaced": [
    {
      "serial": "a",
      "expected": "l1",
      "observed": "l2"
    }
  ],
  "/duplicateSerials": []
}
```

## Bin Replenishment Two Level Plan

USD 19.00 per job.

Preview reserve-to-bin replenishment in explicit input priority order, preserving reserve conservation. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "bins": [
    {
      "id": "a",
      "capacity": 10,
      "onHand": 3
    },
    {
      "id": "b",
      "capacity": 10,
      "onHand": 5
    }
  ],
  "reserveUnits": 9
}
```

Selected expected result fields:

```json
{
  "/bins": [
    {
      "id": "a",
      "requested": 7,
      "allocated": 7,
      "unfilled": 0
    },
    {
      "id": "b",
      "requested": 5,
      "allocated": 2,
      "unfilled": 3
    }
  ],
  "/remainingReserve": 0
}
```

## Temperature Excursion Run Profile

USD 19.00 per job.

Group consecutive out-of-range equally spaced temperature samples. Represented minutes use one declared interval per sample, not interpolated exposure or product fitness. This uses supplied inventory records only; no stock mutation, release authorization or external traceability verification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "lower": 2,
  "upper": 8,
  "sampleMinutes": 5,
  "readings": [
    4,
    9,
    10,
    5,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/runs": [
    {
      "startIndex": 1,
      "endIndex": 2,
      "side": "high",
      "sampleCount": 2,
      "representedMinutes": 10
    },
    {
      "startIndex": 4,
      "endIndex": 4,
      "side": "low",
      "sampleCount": 1,
      "representedMinutes": 5
    }
  ],
  "/outsideSamples": 3
}
```

## Policy Audience Acknowledgment Report

USD 19.00 per job.

Compare acknowledgments with each policy’s explicitly supplied version and audience. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "policies": [
    {
      "id": "p",
      "version": "2",
      "audience": [
        "a",
        "b"
      ]
    }
  ],
  "acknowledgments": [
    {
      "id": "r",
      "policyId": "p",
      "version": "1",
      "personId": "a"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/policies": [
    {
      "id": "p",
      "expected": 2,
      "current": 0,
      "missing": [
        "a",
        "b"
      ],
      "stale": [
        "a"
      ]
    }
  ]
}
```

## Leave Accrual Cap Replay

USD 19.00 per job.

Replay ordered accrual and leave events with an explicit balance cap and visible forfeiture. The supplied cap is an employer scenario, not a payment limit. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "opening": 8,
  "cap": 10,
  "events": [
    {
      "id": "a",
      "kind": "accrue",
      "units": 5
    },
    {
      "id": "b",
      "kind": "take",
      "units": 4
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/closing": 6,
  "/forfeited": 3
}
```

## Headcount Movement Bridge

USD 19.00 per job.

Bridge opening headcount through an ordered join and departure ledger without counting transfers as hires. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "opening": 4,
  "movements": [
    {
      "id": "a",
      "kind": "join",
      "count": 2
    },
    {
      "id": "b",
      "kind": "leave",
      "count": 1
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/closing": 5,
  "/joins": 2,
  "/leaves": 1
}
```

## Probation Review Due Ledger

USD 19.00 per job.

Locate outstanding review dates using calendar-day offsets; dueDay is the UTC civil-day number since1970-01-01. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "people": [
    {
      "id": "a",
      "startDate": "2026-10-01",
      "reviewDays": 14,
      "completedDate": null
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/people": [
    {
      "id": "a",
      "dueDay": 20741,
      "overdueDays": 5,
      "complete": false
    }
  ]
}
```

## Recruiting Stage Duration Report

USD 19.00 per job.

Measure observed adjacent recruiting-stage transitions, including repeated stage visits, without predicting candidate suitability. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "stages": [
    "screen",
    "offer"
  ],
  "candidates": [
    {
      "id": "a",
      "entries": [
        {
          "id": "x",
          "stage": "screen",
          "date": "2026-10-01"
        },
        {
          "id": "y",
          "stage": "offer",
          "date": "2026-10-04"
        }
      ]
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/transitions": [
    {
      "from": "screen",
      "to": "offer",
      "count": 1,
      "totalDays": 3,
      "meanDays": 3
    }
  ]
}
```

## Pay Band Position Profile

USD 19.00 per job.

Position supplied annual pay units within declared bands; this does not determine pay equity, legal compliance or a recommended salary. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "bands": [
    {
      "id": "b",
      "minimum": 40,
      "midpoint": 60,
      "maximum": 80
    }
  ],
  "roles": [
    {
      "id": "r",
      "bandId": "b",
      "annualUnits": 70
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/roles": [
    {
      "id": "r",
      "position": 0.75,
      "midpointRatio": 1.1666666666666667,
      "belowBand": false,
      "aboveBand": false
    }
  ]
}
```

## Onboarding Task Dependency Readiness

USD 19.00 per job.

Identify the next dependency-ready onboarding tasks and reject cyclic or missing prerequisites. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "tasks": [
    {
      "id": "a",
      "complete": true,
      "requires": []
    },
    {
      "id": "b",
      "complete": false,
      "requires": [
        "a"
      ]
    },
    {
      "id": "c",
      "complete": false,
      "requires": [
        "b"
      ]
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/ready": [
    "b"
  ],
  "/blocked": [
    {
      "id": "c",
      "missing": [
        "b"
      ]
    }
  ]
}
```

## Time Off Request Overlap Review

USD 19.00 per job.

Find same-person request overlaps and count inclusive approved calendar days once. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "requests": [
    {
      "id": "a",
      "personId": "p",
      "startDate": "2026-10-01",
      "endDate": "2026-10-03",
      "status": "approved"
    },
    {
      "id": "b",
      "personId": "p",
      "startDate": "2026-10-03",
      "endDate": "2026-10-04",
      "status": "pending"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/overlaps": [
    {
      "first": "a",
      "second": "b",
      "calendarDays": 1
    }
  ],
  "/approvedDays": [
    {
      "personId": "p",
      "unionDays": 3
    }
  ]
}
```

## Position Requisition Reconciliation

USD 19.00 per job.

Reconcile approved position slots with open and filled requisition commitments. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "positions": [
    {
      "id": "p",
      "approvedSlots": 4
    }
  ],
  "requisitions": [
    {
      "id": "r",
      "positionId": "p",
      "openSlots": 2,
      "filledSlots": 1
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/positions": [
    {
      "id": "p",
      "approvedSlots": 4,
      "committedSlots": 3,
      "uncommittedSlots": 1
    }
  ]
}
```

## Shift Swap Conservation Review

USD 19.00 per job.

Replay explicitly paired shift swaps while preserving every shift slot and detecting duplicate person-shift assignments. Pseudonymous supplied records only; no employment decision, legal assessment, payroll execution or account access. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "assignments": [
    {
      "id": "a",
      "personId": "p",
      "shiftId": "s1"
    },
    {
      "id": "b",
      "personId": "q",
      "shiftId": "s2"
    }
  ],
  "swaps": [
    {
      "id": "x",
      "firstAssignment": "a",
      "secondAssignment": "b"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/assignments": [
    {
      "id": "a",
      "personId": "q",
      "shiftId": "s1"
    },
    {
      "id": "b",
      "personId": "p",
      "shiftId": "s2"
    }
  ],
  "/swapCount": 1
}
```

## Tool Life Counter Balance

USD 19.00 per job.

Reconcile tool-cycle usage with a supplied nominal life. Remaining cycles are arithmetic, not permission to operate. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "tools": [
    {
      "id": "t",
      "openingCycles": 80,
      "ratedCycles": 100
    }
  ],
  "runs": [
    {
      "id": "r",
      "toolId": "t",
      "cycles": 25
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/tools": [
    {
      "id": "t",
      "totalCycles": 105,
      "remainingCycles": 0,
      "overrunCycles": 5,
      "lifeFraction": 1.05
    }
  ]
}
```

## Offcut Material Conservation

USD 19.00 per job.

Reconcile lengths already produced by cutting operations, including kerf and reusable offcuts; no cutting optimization. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "cuts": [
    {
      "id": "c",
      "inputLength": 100,
      "productLength": 70,
      "kerfLength": 5,
      "offcutLength": 20
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/cuts": [
    {
      "id": "c",
      "unaccountedLength": 5,
      "productYield": 0.7,
      "offcutFraction": 0.2
    }
  ]
}
```

## Scrap Recovery Disposition

USD 19.00 per job.

Reconcile scrap quantities into recovered, disposed and unresolved amounts by reason. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "scrap": [
    {
      "id": "s",
      "reason": "edge",
      "quantity": 10,
      "recovered": 3,
      "disposed": 5
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/reasons": [
    {
      "reason": "edge",
      "quantity": 10,
      "recovered": 3,
      "disposed": 5,
      "unresolved": 2,
      "recoveryRatio": 0.3
    }
  ]
}
```

## Setup First Good Loss Report

USD 19.00 per job.

Separate pre-first-good startup units from remaining trial units using the supplied first-good position. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "setups": [
    {
      "id": "s",
      "setupMinutes": 30,
      "trialUnits": 8,
      "firstGoodAtUnit": 4,
      "unitCost": 2
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/setups": [
    {
      "id": "s",
      "preGoodUnits": 3,
      "postGoodTrialUnits": 5,
      "preGoodCost": 6
    }
  ]
}
```

## Work In Process Shelf Window

USD 19.00 per job.

Compare mixed-material hold durations with the supplied process window; no material release or fitness decision. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "batches": [
    {
      "id": "b",
      "mixedDate": "2026-10-15",
      "maxHoldDays": 3,
      "consumedDate": null
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/batches": [
    {
      "id": "b",
      "holdDays": 5,
      "overWindowDays": 2,
      "consumed": false
    }
  ]
}
```

## Planned Stop Reason Coverage

USD 19.00 per job.

Reconcile reason-coded stop intervals within each declared production window without double-counting overlap. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "windows": [
    {
      "id": "w",
      "startMinute": 0,
      "endMinute": 60
    }
  ],
  "stops": [
    {
      "id": "a",
      "windowId": "w",
      "startMinute": 10,
      "endMinute": 30,
      "reason": "setup"
    },
    {
      "id": "b",
      "windowId": "w",
      "startMinute": 20,
      "endMinute": 40,
      "reason": "clean"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/windows": [
    {
      "id": "w",
      "windowMinutes": 60,
      "coveredMinutes": 30,
      "unclassifiedMinutes": 30,
      "overlapMinutes": 10
    }
  ]
}
```

## Serial Component Build Genealogy

USD 19.00 per job.

Review a current serialized assembly snapshot for reused component serials and multiply occupied slots, rather than batch recall reachability. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "assemblies": [
    {
      "id": "a"
    },
    {
      "id": "b"
    }
  ],
  "installations": [
    {
      "id": "i1",
      "assemblyId": "a",
      "componentSerial": "c",
      "slot": "x"
    },
    {
      "id": "i2",
      "assemblyId": "b",
      "componentSerial": "c",
      "slot": "x"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/reusedSerials": [
    "c"
  ],
  "/duplicateSlots": []
}
```

## Material Substitution Release Match

USD 19.00 per job.

Match declared material substitution pairs and use dates with explicit approval records; no technical equivalence assessment. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "substitutions": [
    {
      "id": "s",
      "original": "a",
      "replacement": "b",
      "approvalId": "p"
    }
  ],
  "approvals": [
    {
      "id": "p",
      "original": "a",
      "replacement": "b",
      "validFrom": "2026-10-01",
      "validThrough": "2026-10-31"
    }
  ],
  "useDate": "2026-10-20"
}
```

Selected expected result fields:

```json
{
  "/substitutions": [
    {
      "id": "s",
      "pairMatches": true,
      "dateCovered": true,
      "approved": true
    }
  ]
}
```

## Scale Check Tolerance Evidence

USD 19.00 per job.

Compare individual scale-check observations with supplied absolute tolerances. This is not instrument calibration. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "checks": [
    {
      "id": "c",
      "reference": 100,
      "observed": 103,
      "tolerance": 2
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/checks": [
    {
      "id": "c",
      "error": 3,
      "absoluteError": 3,
      "withinTolerance": false
    }
  ]
}
```

## Production Route Operation Skips

USD 19.00 per job.

Compare each unit’s supplied operation sequence with a declared manufacturing route, preserving repeated operations. Supplied production records only; no machine control, safety certification or live process decision. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.nist.gov/mep). No endorsement is implied.

Example input:

```json
{
  "route": [
    "cut",
    "drill",
    "finish"
  ],
  "units": [
    {
      "id": "u",
      "completed": [
        "finish",
        "cut"
      ]
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/units": [
    {
      "id": "u",
      "missing": [
        "drill"
      ],
      "unexpected": [],
      "outOfOrder": true
    }
  ]
}
```

## Project Change Impact Rollup

USD 19.00 per job.

Separate proposed, approved and rejected change impacts; summed day deltas are not a critical-path forecast. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "changes": [
    {
      "id": "a",
      "state": "approved",
      "costDelta": 50,
      "dayDelta": 2
    },
    {
      "id": "b",
      "state": "proposed",
      "costDelta": -10,
      "dayDelta": 1
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/states": [
    {
      "state": "proposed",
      "count": 1,
      "costDelta": -10,
      "dayDelta": 1
    },
    {
      "state": "approved",
      "count": 1,
      "costDelta": 50,
      "dayDelta": 2
    },
    {
      "state": "rejected",
      "count": 0,
      "costDelta": 0,
      "dayDelta": 0
    }
  ]
}
```

## Deliverable Acceptance Evidence Report

USD 19.00 per job.

Require every named approver’s acceptance of the same deliverable revision. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "deliverables": [
    {
      "id": "d",
      "revision": "1",
      "requiredApprovers": [
        "a",
        "b"
      ]
    }
  ],
  "decisions": [
    {
      "id": "x",
      "deliverableId": "d",
      "revision": "1",
      "approver": "a",
      "decision": "accept"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/deliverables": [
    {
      "id": "d",
      "accepted": false,
      "missing": [
        "b"
      ],
      "rejecting": []
    }
  ]
}
```

## Assumption Validation Expiry Report

USD 19.00 per job.

Identify assumptions whose declared validation window has elapsed. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "assumptions": [
    {
      "id": "a",
      "validatedDate": "2026-10-01",
      "validDays": 10,
      "revalidatedDate": null
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/assumptions": [
    {
      "id": "a",
      "lastValidated": "2026-10-01",
      "expiresDay": 20737,
      "expired": true,
      "overdueDays": 9
    }
  ]
}
```

## Milestone Baseline Revision Variance

USD 19.00 per job.

Keep original and revised baseline variance visible separately rather than hiding delay through rebaselining. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "milestones": [
    {
      "id": "m",
      "originalDate": "2026-10-01",
      "currentDate": "2026-10-04",
      "actualDate": "2026-10-06"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/milestones": [
    {
      "id": "m",
      "baselineShiftDays": 3,
      "actualOriginalVariance": 5,
      "actualCurrentVariance": 2
    }
  ]
}
```

## Decision Log Supersession Review

USD 19.00 per job.

Trace explicit decision supersession chains, missing predecessors and cycles. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "decisions": [
    {
      "id": "a",
      "date": "2026-10-01",
      "supersedes": null
    },
    {
      "id": "b",
      "date": "2026-10-02",
      "supersedes": "a"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/current": [
    "b"
  ],
  "/chains": [
    {
      "id": "a",
      "depth": 0,
      "root": "a"
    },
    {
      "id": "b",
      "depth": 1,
      "root": "a"
    }
  ]
}
```

## Project Action Owner Handoff Report

USD 19.00 per job.

Retain the existing action owner until a recorded handoff is accepted. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "actions": [
    {
      "id": "a",
      "initialOwner": "p"
    }
  ],
  "handoffs": [
    {
      "id": "h",
      "actionId": "a",
      "from": "p",
      "to": "q",
      "accepted": false
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/actions": [
    {
      "id": "a",
      "owner": "p",
      "pendingTo": "q",
      "completedHandoffs": 0
    }
  ]
}
```

## Dependency Handoff Buffer Report

USD 19.00 per job.

Compare dependency handoff promises and receipts with the consuming milestone date. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "handoffs": [
    {
      "id": "h",
      "neededDate": "2026-10-10",
      "promisedDate": "2026-10-08",
      "receivedDate": "2026-10-09"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/handoffs": [
    {
      "id": "h",
      "promiseBufferDays": 2,
      "receiptBufferDays": 1,
      "promiseMet": false
    }
  ]
}
```

## Project Resource Booking Gaps

USD 19.00 per job.

Reconcile booked effort with each explicitly identified project requirement; this does not infer a person’s availability. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "requirements": [
    {
      "id": "r",
      "resource": "p",
      "period": "week-1",
      "hours": 20
    }
  ],
  "bookings": [
    {
      "id": "b",
      "requirementId": "r",
      "hours": 15
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/requirements": [
    {
      "id": "r",
      "required": 20,
      "booked": 15,
      "shortfall": 5,
      "excess": 0
    }
  ]
}
```

## Project Issue Resolution Window

USD 19.00 per job.

Compare issue closure or current age with declared calendar-day resolution targets. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "asOfDate": "2026-10-20",
  "issues": [
    {
      "id": "i",
      "openedDate": "2026-10-10",
      "targetDays": 7,
      "closedDate": "2026-10-19"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/issues": [
    {
      "id": "i",
      "elapsedDays": 9,
      "lateDays": 2,
      "closed": true
    }
  ]
}
```

## Project Stage Gate Evidence Report

USD 19.00 per job.

Check declared project gate criteria against one current evidence entry per criterion. Evidence validity is supplied, not independently certified. This is a review of supplied project records, without approval, notification or external changes. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/queries-table-expressions.html). No endorsement is implied.

Example input:

```json
{
  "gates": [
    {
      "id": "g",
      "required": [
        "test",
        "review"
      ]
    }
  ],
  "evidence": [
    {
      "id": "e",
      "gateId": "g",
      "criterion": "test",
      "valid": true
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/gates": [
    {
      "id": "g",
      "ready": false,
      "missing": [
        "review"
      ],
      "invalid": []
    }
  ]
}
```

## Ad Placement Delivery Obligation

USD 19.00 per job.

Reconcile booked and bonus impressions with valid supplied delivery counts, separately from campaign budget pacing. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "placements": [
    {
      "id": "p",
      "bookedImpressions": 100,
      "bonusImpressions": 10
    }
  ],
  "delivery": [
    {
      "id": "d",
      "placementId": "p",
      "billable": 105,
      "invalid": 5
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/placements": [
    {
      "id": "p",
      "required": 110,
      "validDelivered": 100,
      "shortfall": 10
    }
  ]
}
```

## Podcast Ad Cue Overlap

USD 19.00 per job.

Inspect declared podcast advertising cue windows for overlap and summed duration; audio is not downloaded. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "durationSeconds": 100,
  "cues": [
    {
      "id": "a",
      "startSecond": 10,
      "endSecond": 30
    },
    {
      "id": "b",
      "startSecond": 20,
      "endSecond": 40
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/overlaps": [
    {
      "first": "a",
      "second": "b",
      "seconds": 10
    }
  ],
  "/totalCueSeconds": 40
}
```

## Publication Territory Grant Match

USD 19.00 per job.

Match explicit territorial usage records against supplied grants and date windows; legal validity is not assessed. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "uses": [
    {
      "id": "u",
      "asset": "a",
      "territory": "CA",
      "date": "2026-10-20"
    }
  ],
  "grants": [
    {
      "id": "g",
      "asset": "a",
      "territories": [
        "US"
      ],
      "startDate": "2026-01-01",
      "endDate": "2026-12-31"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/uses": [
    {
      "id": "u",
      "matchingGrantIds": [],
      "covered": false
    }
  ]
}
```

## Episode Chapter Sequence Coverage

USD 19.00 per job.

Derive chapter durations from strictly ordered starts and the supplied episode duration. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "durationSeconds": 100,
  "chapters": [
    {
      "id": "a",
      "startSecond": 5
    },
    {
      "id": "b",
      "startSecond": 40
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/chapters": [
    {
      "id": "a",
      "startSecond": 5,
      "endSecond": 40,
      "durationSeconds": 35
    },
    {
      "id": "b",
      "startSecond": 40,
      "endSecond": 100,
      "durationSeconds": 60
    }
  ],
  "/openingGapSeconds": 5
}
```

## Image Credit Placement Coverage

USD 19.00 per job.

Compare image placement credit strings with exact supplied required credit text. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "images": [
    {
      "id": "i",
      "creditRequired": true,
      "creditText": "Studio A"
    }
  ],
  "placements": [
    {
      "id": "p",
      "imageId": "i",
      "shownCredit": ""
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/placements": [
    {
      "id": "p",
      "creditRequired": true,
      "exactCreditMatch": false
    }
  ]
}
```

## Contributor Assignment Capacity

USD 19.00 per job.

Compare contributor effort commitments by stage with a declared planning capacity. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "contributors": [
    {
      "id": "c",
      "capacityUnits": 10
    }
  ],
  "assignments": [
    {
      "id": "a",
      "contributorId": "c",
      "effortUnits": 4,
      "stage": "active"
    },
    {
      "id": "b",
      "contributorId": "c",
      "effortUnits": 3,
      "stage": "done"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/contributors": [
    {
      "id": "c",
      "planned": 0,
      "active": 4,
      "done": 3,
      "available": 6
    }
  ]
}
```

## Editorial Comment Resolution Bridge

USD 19.00 per job.

Separate accepted editorial comment resolutions from unaccepted responses in each review round. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "comments": [
    {
      "id": "c",
      "round": 1,
      "severity": "blocking"
    },
    {
      "id": "d",
      "round": 1,
      "severity": "minor"
    }
  ],
  "resolutions": [
    {
      "id": "r",
      "commentId": "d",
      "accepted": true
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/rounds": [
    {
      "round": 1,
      "blockingOpen": 1,
      "minorOpen": 0,
      "resolved": 1
    }
  ]
}
```

## Archive Accession Sequence Gaps

USD 19.00 per job.

Inspect a bounded archive accession-number range for gaps, duplicates and out-of-range entries. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "startNumber": 1,
  "endNumber": 4,
  "accessions": [
    {
      "id": "a",
      "number": 1
    },
    {
      "id": "b",
      "number": 3
    },
    {
      "id": "c",
      "number": 3
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/missing": [
    2,
    4
  ],
  "/duplicateNumbers": [
    3
  ],
  "/outsideRange": []
}
```

## Preservation Fixity History Review

USD 19.00 per job.

Review supplied historical SHA-256 fixity observations. This service does not fetch or hash the original files or authenticate a publisher. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "files": [
    {
      "id": "f",
      "expectedSha256": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    }
  ],
  "checks": [
    {
      "id": "c",
      "fileId": "f",
      "date": "2026-10-01",
      "observedSha256": "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/files": [
    {
      "id": "f",
      "checks": 1,
      "mismatches": 1,
      "lastDate": "2026-10-01",
      "lastMatches": false
    }
  ]
}
```

## Distribution Embargo Window Review

USD 19.00 per job.

Compare recorded distribution times with each release’s explicit embargo moment on one shared minute scale. Supplied publication metadata only; no publishing, account access, rights determination or content authenticity claim. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/media-frags/). No endorsement is implied.

Example input:

```json
{
  "releases": [
    {
      "id": "r",
      "embargoMinute": 100
    }
  ],
  "deliveries": [
    {
      "id": "d",
      "releaseId": "r",
      "distributedMinute": 95,
      "destination": "channel"
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/deliveries": [
    {
      "id": "d",
      "earlyMinutes": 5,
      "embargoRespected": false
    }
  ]
}
```

## Base45 RFC 9285 Codec

USD 3.00 per job.

Encode or decode Base45 exactly, preserving spaces as alphabet symbols and rejecting out-of-range groups. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "mode": "encode",
  "data": "4142"
}
```

Selected expected result fields:

```json
{
  "/encoded": "BB8",
  "/decodedHex": "4142"
}
```

## UUencode Single Line Codec

USD 3.00 per job.

Encode or decode one traditional length-prefixed UUencode data line, without filename or file wrappers. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "mode": "encode",
  "data": "436174"
}
```

Selected expected result fields:

```json
{
  "/line": "#0V%T",
  "/decodedHex": "436174"
}
```

## HDLC Five One Bit Stuffing

USD 3.00 per job.

Apply or reverse five-consecutive-one zero stuffing to a frame payload bit stream, excluding flags and CRC. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "mode": "stuff",
  "bits": "1111111111"
}
```

Selected expected result fields:

```json
{
  "/bits": "111110111110",
  "/insertedOrRemoved": 2
}
```

## Rectangular Bit Interleaver

USD 3.00 per job.

Interleave row-major bits by columns or reverse the exact same rectangular layout. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "mode": "interleave",
  "bits": "010011",
  "rows": 2
}
```

Selected expected result fields:

```json
{
  "/bits": "001101",
  "/columns": 3
}
```

## Signed Packed BCD Codec

USD 3.00 per job.

Encode or decode canonical decimal packed BCD with C positive and D negative sign nibbles. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "mode": "encode",
  "data": "-123"
}
```

Selected expected result fields:

```json
{
  "/decimal": "-123",
  "/hex": "123d"
}
```

## GSM Seven Bit Septet Pack

USD 3.00 per job.

Pack explicit numeric septets least-significant-bit first after zero fill bits. This does not map characters or construct an SMS message. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "septets": [
    65,
    66
  ],
  "fillBits": 0
}
```

Selected expected result fields:

```json
{
  "/hex": "4121",
  "/bitCount": 14
}
```

## Binary Golay 23 Codec

USD 3.00 per job.

Encode systematic binary Golay(23,12) with polynomial0xAE3 and decode by exhaustive nearest codeword; bit positions are numeric least-significant-first. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "message": 1,
  "received": 1
}
```

Selected expected result fields:

```json
{
  "/encoded": 2787,
  "/nearestMessage": 0,
  "/distance": 1,
  "/withinThreeErrors": true
}
```

## Binary BCH 15 Seven Codec

USD 3.00 per job.

Encode systematic BCH(15,7,5) with polynomial0x1D1 and report bounded-distance correction only within two errors. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "message": 1,
  "received": 1
}
```

Selected expected result fields:

```json
{
  "/encoded": 465,
  "/nearestMessage": 0,
  "/distance": 1,
  "/withinTwoErrors": true
}
```

## Binary Linear Code Weight Profile

USD 3.00 per job.

Encode a binary generator matrix and enumerate distinct codewords, rank and the exact weight distribution; dependent rows are retained without overcounting. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "generator": [
    "110",
    "011"
  ],
  "message": "11"
}
```

Selected expected result fields:

```json
{
  "/codeword": "101",
  "/rank": 2,
  "/minimumNonzeroWeight": 2,
  "/weightEnumerator": [
    1,
    0,
    3,
    0
  ]
}
```

## Unsigned 32 Bit Reflected Gray Codec

USD 3.00 per job.

Convert an unsigned32-bit integer to reflected binary Gray code or invert it exactly. This transforms supplied data only, without transport, cryptographic secrecy or authenticity. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc9285.html). No endorsement is implied.

Example input:

```json
{
  "mode": "encode",
  "value": 7
}
```

Selected expected result fields:

```json
{
  "/value": 4
}
```

## Dyck Word Lexicographic Unrank

USD 3.00 per job.

Unrank balanced parenthesis words lexicographically with opening parentheses first, using dynamic completion counts. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "pairs": 3,
  "rank": "0"
}
```

Selected expected result fields:

```json
{
  "/word": "((()))",
  "/count": "5"
}
```

## Fixed Block Set Partition Unrank

USD 3.00 per job.

Unrank set partitions into a fixed number of nonempty blocks via lexicographic restricted-growth strings; block labels follow first occurrence. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "size": 3,
  "blocks": 2,
  "rank": "1"
}
```

Selected expected result fields:

```json
{
  "/labels": [
    0,
    1,
    0
  ],
  "/blocks": [
    [
      0,
      2
    ],
    [
      1
    ]
  ],
  "/count": "3"
}
```

## Multiset Permutation Lexicographic Unrank

USD 3.00 per job.

Unrank distinct multiset permutations using the supplied symbol order and exact multinomial completion counts. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "symbols": [
    "a",
    "b"
  ],
  "counts": [
    2,
    1
  ],
  "rank": "1"
}
```

Selected expected result fields:

```json
{
  "/sequence": [
    "a",
    "b",
    "a"
  ],
  "/count": "3"
}
```

## Permutation Involution Unrank

USD 3.00 per job.

Unrank involutions by fixing the smallest remaining element first, then pairing it with remaining elements in order. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "size": 3,
  "rank": "1"
}
```

Selected expected result fields:

```json
{
  "/permutation": [
    0,
    2,
    1
  ],
  "/fixedPoints": [
    0
  ],
  "/count": "4"
}
```

## Positive Composition Lexicographic Unrank

USD 3.00 per job.

Unrank ordered compositions into positive parts, distinguishing them from unordered integer partitions. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "total": 5,
  "parts": 3,
  "rank": "2"
}
```

Selected expected result fields:

```json
{
  "/parts": [
    1,
    3,
    1
  ],
  "/count": "6"
}
```

## Permutation Pattern Occurrence Index

USD 3.00 per job.

Index subsequences whose relative order equals a supplied permutation pattern; indices preserve original sequence order. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "permutation": [
    2,
    0,
    1
  ],
  "pattern": [
    0,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/matches": [
    [
      1,
      2
    ]
  ],
  "/count": 1
}
```

## Finite Permutation Group Coloring Orbits

USD 3.00 per job.

Close a bounded group generated by supplied permutations and count labelled-position colorings up to that action using Burnside’s lemma. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "size": 3,
  "generators": [
    [
      1,
      2,
      0
    ]
  ],
  "colors": 2
}
```

Selected expected result fields:

```json
{
  "/groupOrder": 3,
  "/orbits": "4",
  "/cycleHistogram": [
    {
      "cycles": 1,
      "elements": 2
    },
    {
      "cycles": 3,
      "elements": 1
    }
  ]
}
```

## Matroid Maximum Weight Basis

USD 3.00 per job.

Validate an explicit finite matroid basis family and choose a maximum-weight basis by greedy independence extension, including negative weights. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "weights": [
    3,
    2,
    1
  ],
  "bases": [
    [
      0,
      1
    ],
    [
      0,
      2
    ],
    [
      1,
      2
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/basis": [
    0,
    1
  ],
  "/weight": 5,
  "/rank": 2
}
```

## Integer Matrix Permanent Ryser

USD 3.00 per job.

Compute an exact integer matrix permanent with Ryser’s subset formula, without treating it as a determinant. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "matrix": [
    [
      1,
      2
    ],
    [
      3,
      4
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/permanent": "10"
}
```

## Integer Symmetric Matrix Hafnian

USD 3.00 per job.

Compute the exact weighted perfect-pairing sum of an even symmetric zero-diagonal matrix with memoized subset recurrence. Exact counting uses arbitrary-precision integers. Ranks are zero-based and checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "matrix": [
    [
      0,
      1,
      1,
      1
    ],
    [
      1,
      0,
      1,
      1
    ],
    [
      1,
      1,
      0,
      1
    ],
    [
      1,
      1,
      1,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/hafnian": "3"
}
```

## TIFF Classic IFD Directory

USD 3.00 per job.

Inspect classic TIFF IFD links and typed field byte ranges, without following nested EXIF/SubIFD pointers. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://download.osgeo.org/libtiff/doc/TIFF6.pdf). No endorsement is implied.

Example input:

```json
{
  "hex": "49492a0008000000000000000000"
}
```

Selected expected result fields:

```json
{
  "/littleEndian": true,
  "/directories": [
    {
      "offset": 8,
      "nextOffset": 0,
      "entries": []
    }
  ]
}
```

## WebP RIFF Chunk Directory

USD 3.00 per job.

Inspect WebP RIFF chunk envelopes and optional VP8X canvas metadata; an empty envelope is structurally inspectable but not claimed to be a decodable image. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://developers.google.com/speed/webp/docs/riff_container). No endorsement is implied.

Example input:

```json
{
  "hex": "524946460400000057454250"
}
```

Selected expected result fields:

```json
{
  "/chunks": [],
  "/canvasWidth": null,
  "/canvasHeight": null
}
```

## ISO BMFF Top Level Box Directory

USD 3.00 per job.

Index top-level ISO Base Media File Format box envelopes, including extended and to-end sizes; nested boxes and codec payloads are not validated. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/mse-byte-stream-format-isobmff/). No endorsement is implied.

Example input:

```json
{
  "hex": "0000000c6674797069736f6d"
}
```

Selected expected result fields:

```json
{
  "/boxes": [
    {
      "type": "ftyp",
      "offset": 0,
      "size": 12,
      "headerBytes": 8
    }
  ]
}
```

## DDS Texture Header Profile

USD 3.00 per job.

Read DDS texture dimensions and pixel-format header, requiring the DX10 extension when advertised; mip payloads are not decoded. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://learn.microsoft.com/en-us/windows/win32/direct3ddds/dds-header). No endorsement is implied.

Example input:

```json
{
  "hex": "444453207c000000000000000300000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000004458543100000000000000000000000000000000000000000000000000000000000000000000000000000000"
}
```

Selected expected result fields:

```json
{
  "/width": 2,
  "/height": 3,
  "/depth": 0,
  "/mipCount": 0,
  "/pixelFormatFlags": 0,
  "/fourCC": "DXT1"
}
```

## KTX One Texture Header Profile

USD 3.00 per job.

Inspect KTX1 header and key/value extent, retaining declared mip count0 as written; image data and key/value semantics are not validated. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://registry.khronos.org/KTX/specs/1.0/ktxspec.v1.html). No endorsement is implied.

Example input:

```json
{
  "hex": "ab4b5458203131bb0d0a1a0a01020304000000000000000000000000000000000000000002000000030000000000000000000000010000000100000000000000"
}
```

Selected expected result fields:

```json
{
  "/littleEndian": true,
  "/width": 2,
  "/height": 3,
  "/depth": 0,
  "/arrayElements": 0,
  "/faces": 1,
  "/mipLevels": 1,
  "/keyValueBytes": 0
}
```

## Photoshop PSD Header Profile

USD 3.00 per job.

Inspect the26-byte PSD version1 file header. PSB, layer sections and image data are outside this profile. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.adobe.com/devnet-apps/photoshop/fileformatashtml/). No endorsement is implied.

Example input:

```json
{
  "hex": "3842505300010000000000000003000000020000000400080003"
}
```

Selected expected result fields:

```json
{
  "/channels": 3,
  "/width": 4,
  "/height": 2,
  "/depth": 8,
  "/colorMode": 3
}
```

## OpenEXR Header Attribute Directory

USD 3.00 per job.

Index the first OpenEXR header’s bounded attribute names, types and byte spans. Required image attributes, multipart headers and pixel chunks are not validated. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://openexr.com/en/latest/OpenEXRFileLayout.html). No endorsement is implied.

Example input:

```json
{
  "hex": "762f31010200000000"
}
```

Selected expected result fields:

```json
{
  "/version": 2,
  "/flags": 0,
  "/attributes": [],
  "/dataStartsAt": 9
}
```

## EBML Variable Size Integer

USD 3.00 per job.

Decode one EBML element-size VINT, removing its length marker and identifying the all-ones unknown-size sentinel. This is not an element-ID decoder. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc8794.html). No endorsement is implied.

Example input:

```json
{
  "hex": "4001"
}
```

Selected expected result fields:

```json
{
  "/length": 2,
  "/value": "1",
  "/unknownSize": false
}
```

## TrueType Collection Font Directory

USD 3.00 per job.

Index TTC version1/2 font offsets and optional DSIG extent. Individual SFNT tables require their own inspection. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://learn.microsoft.com/en-us/typography/opentype/spec/otff). No endorsement is implied.

Example input:

```json
{
  "hex": "7474636600010000000000010000001000010000"
}
```

Selected expected result fields:

```json
{
  "/version": 65536,
  "/fontOffsets": [
    16
  ]
}
```

## PCX Raster Header Profile

USD 3.00 per job.

Inspect the PCX128-byte raster header and minimum per-plane scanline capacity; palette and RLE pixels are not decoded. Bounded supplied-byte inspection only. No media decoding, execution, repair or file fetch. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://github.com/python-pillow/Pillow/blob/main/src/PIL/PcxImagePlugin.py). No endorsement is implied.

Example input:

```json
{
  "hex": "0a05010800000000010002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
}
```

Selected expected result fields:

```json
{
  "/version": 5,
  "/width": 2,
  "/height": 3,
  "/bitsPerPlane": 8,
  "/planes": 1,
  "/bytesPerLine": 2,
  "/encoding": 1
}
```

## Spherical Rhumb Line Inverse

USD 3.00 per job.

Compute a constant-bearing shortest-longitude rhumb line on a sphere, excluding the exact poles. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "from": [
    0,
    0
  ],
  "to": [
    0,
    90
  ],
  "radius": 1
}
```

Selected expected result fields:

```json
{
  "/distance": 1.5707963267948966,
  "/bearingDegrees": 90
}
```

## Spherical Stereographic Projection

USD 3.00 per job.

Project spherical latitude/longitude points to a centre-based stereographic plane, rejecting the antipodal singularity. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "centre": [
    0,
    0
  ],
  "points": [
    [
      0,
      90
    ]
  ],
  "radius": 1
}
```

Selected expected result fields:

```json
{
  "/points": [
    [
      2,
      0
    ]
  ]
}
```

## Spherical Lambert Equal Area Projection

USD 3.00 per job.

Project spherical latitude/longitude points using Lambert azimuthal equal area, with no ellipsoidal approximation claim. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "centre": [
    0,
    0
  ],
  "points": [
    [
      0,
      90
    ]
  ],
  "radius": 1
}
```

Selected expected result fields:

```json
{
  "/points": [
    [
      1.4142135623730951,
      0
    ]
  ]
}
```

## WGS 84 Vincenty Inverse

USD 3.00 per job.

Compute ellipsoidal WGS84 inverse distance with Vincenty iteration. Near-antipodal non-convergence returns explicit nulls; it is not silently replaced by spherical distance. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "from": [
    0,
    0
  ],
  "to": [
    0,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/distanceMetres": 111319.49079327357,
  "/initialBearingDegrees": 90,
  "/converged": true
}
```

## Hemispherical Polygon Solid Angle

USD 3.00 per job.

Compute oriented solid angle and spherical area for a simple minor-arc polygon strictly inside its vertex-centroid hemisphere, rejecting crossing boundaries. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "vertices": [
    [
      0,
      0
    ],
    [
      0,
      90
    ],
    [
      90,
      0
    ]
  ],
  "radius": 1
}
```

Selected expected result fields:

```json
{
  "/signedSteradians": 1.5707963267948966,
  "/signedArea": 1.5707963267948966
}
```

## Triangle Observer Solid Angle

USD 3.00 per job.

Compute the oriented solid angle subtended by a triangle at a supplied observer using an atan2 determinant formula. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "observer": [
    0,
    0,
    0
  ],
  "triangle": [
    [
      1,
      0,
      0
    ],
    [
      0,
      1,
      0
    ],
    [
      0,
      0,
      1
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/signedSteradians": 1.5707963267948966
}
```

## Three Plane Point Intersection

USD 3.00 per job.

Intersect three independent planes in normal·point=offset form; singular and poorly conditioned systems are rejected. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "normals": [
    [
      1,
      0,
      0
    ],
    [
      0,
      1,
      0
    ],
    [
      0,
      0,
      1
    ]
  ],
  "offsets": [
    1,
    2,
    3
  ]
}
```

Selected expected result fields:

```json
{
  "/point": [
    1,
    2,
    3
  ],
  "/maxResidual": 0
}
```

## Ray Axis Ellipsoid Intersection

USD 3.00 per job.

Intersect a forward ray with an axis-aligned ellipsoid using stable quadratic roots; direction need not be normalized. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "origin": [
    -2,
    0,
    0
  ],
  "direction": [
    1,
    0,
    0
  ],
  "centre": [
    0,
    0,
    0
  ],
  "axes": [
    1,
    1,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/parameters": [
    1,
    3
  ],
  "/points": [
    [
      -1,
      0,
      0
    ],
    [
      1,
      0,
      0
    ]
  ]
}
```

## Capsule Segment Surface Separation

USD 3.00 per job.

Compute minimum separation of two finite capsule surfaces, including degenerate point axes and parallel segments. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "first": [
    [
      0,
      0,
      0
    ],
    [
      1,
      0,
      0
    ]
  ],
  "second": [
    [
      0,
      3,
      0
    ],
    [
      1,
      3,
      0
    ]
  ],
  "firstRadius": 1,
  "secondRadius": 1
}
```

Selected expected result fields:

```json
{
  "/axisDistance": 3,
  "/surfaceSeparation": 1,
  "/overlap": false
}
```

## Circle Union Green Area

USD 3.00 per job.

Compute union area of planar disks from visible circular arcs and Green’s theorem, treating duplicate and contained disks once. Explicit mathematical geometry only; no survey, navigation or engineering certification. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://proj.org/en/stable/operations/projections/index.html). No endorsement is implied.

Example input:

```json
{
  "circles": [
    {
      "x": 0,
      "y": 0,
      "radius": 1
    },
    {
      "x": 1,
      "y": 0,
      "radius": 1
    }
  ]
}
```

Selected expected result fields:

```json
{
  "/area": 5.054815608570829
}
```

## Graph Maximum Cut Exact

USD 3.00 per job.

Find a maximum unweighted edge cut by bounded exact enumeration, with one vertex fixed to remove complementary duplicates. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 3,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/cutSize": 2
}
```

## Graph Tutte Polynomial Exact

USD 3.00 per job.

Compute the exact Tutte polynomial in expanded x,y powers using the subset-rank definition. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 3,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/terms": [
    {
      "xPower": 2,
      "yPower": 0,
      "coefficient": "1"
    }
  ]
}
```

## Graph Connected Edge Subset Counts

USD 3.00 per job.

Count connected spanning edge subsets by cardinality, providing coefficients for all-terminal reliability without choosing a probability. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 3,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/countsByEdgeCount": [
    "0",
    "0",
    "3",
    "1"
  ]
}
```

## Graph Spanning Tree Count Kirchhoff

USD 3.00 per job.

Count spanning trees with an exact integer matrix-tree determinant and fraction-free elimination. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 3,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/count": "3"
}
```

## Graph Biconnected Edge Blocks

USD 3.00 per job.

Partition edges into vertex-biconnected blocks using a DFS low-link stack; isolated vertices have no edge block. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 4,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      0
    ],
    [
      2,
      3
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/blocks": [
    [
      3
    ],
    [
      0,
      1,
      2
    ]
  ]
}
```

## Graph Balanced Orientation Count

USD 3.00 per job.

Count orientations with equal incoming and outgoing degree at every vertex through bounded exact enumeration. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 3,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/count": "2"
}
```

## Graph Line Graph Construction

USD 3.00 per job.

Construct the line graph with one output vertex per input edge and adjacency through a shared endpoint. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 3,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/vertexCount": 2,
  "/edges": [
    [
      0,
      1
    ]
  ]
}
```

## Graph Cartesian Product Construction

USD 3.00 per job.

Construct the Cartesian product of two labelled graphs; output vertex index is leftIndex×rightSize+rightIndex. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "left": {
    "n": 2,
    "edges": [
      [
        0,
        1
      ]
    ]
  },
  "right": {
    "n": 2,
    "edges": [
      [
        0,
        1
      ]
    ]
  }
}
```

Selected expected result fields:

```json
{
  "/vertexCount": 4,
  "/edges": [
    [
      0,
      2
    ],
    [
      1,
      3
    ],
    [
      0,
      1
    ],
    [
      2,
      3
    ]
  ]
}
```

## Graph Shortest Cycle Witness

USD 3.00 per job.

Find a shortest simple cycle by excluding each edge and finding a shortest replacement path. Forests return null. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 4,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      0
    ],
    [
      2,
      3
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/length": 3
}
```

## Graph Distance Regularity Profile

USD 3.00 per job.

Test connected graph distance regularity across every root and vertex using explicit intersection counts. Supplied simple undirected graphs only; vertex IDs are zero-based integers. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "n": 4,
  "edges": [
    [
      0,
      1
    ],
    [
      1,
      2
    ],
    [
      2,
      3
    ],
    [
      3,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/connected": true,
  "/distanceRegular": true,
  "/intersectionCounts": [
    {
      "distance": 0,
      "toward": 0,
      "same": 0,
      "away": 2
    },
    {
      "distance": 1,
      "toward": 1,
      "same": 0,
      "away": 1
    },
    {
      "distance": 2,
      "toward": 2,
      "same": 0,
      "away": 0
    }
  ]
}
```

## Exact Integer Nth Root

USD 3.00 per job.

Find the floor kth root of a nonnegative integer with an exact power remainder, without floating-point root rounding. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "value": "1000",
  "degree": 3
}
```

Selected expected result fields:

```json
{
  "/root": "10",
  "/remainder": "0",
  "/perfectPower": true
}
```

## Bounded Farey Strict Neighbors

USD 3.00 per job.

Find nearest strictly lower and upper rationals in[0,1] with bounded denominator, returning null at an absent boundary. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "numerator": 1,
  "denominator": 2,
  "maximumDenominator": 5
}
```

Selected expected result fields:

```json
{
  "/lower": {
    "numerator": "2",
    "denominator": "5"
  },
  "/upper": {
    "numerator": "3",
    "denominator": "5"
  }
}
```

## Stern Brocot Run Path

USD 3.00 per job.

Represent a positive rational as a run-length-compressed path from1/1 in the Stern–Brocot tree. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "numerator": "5",
  "denominator": "2"
}
```

Selected expected result fields:

```json
{
  "/runs": [
    {
      "direction": "R",
      "count": "2"
    },
    {
      "direction": "L",
      "count": "1"
    }
  ],
  "/reducedNumerator": "5",
  "/reducedDenominator": "2"
}
```

## Greedy Egyptian Fraction Decomposition

USD 3.00 per job.

Apply the greedy unit-fraction decomposition to a positive rational with an explicit term budget and exact residual when incomplete. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "numerator": "4",
  "denominator": "13",
  "maximumTerms": 10
}
```

Selected expected result fields:

```json
{
  "/integerPart": "0",
  "/unitDenominators": [
    "4",
    "18",
    "468"
  ],
  "/remainderNumerator": "0",
  "/remainderDenominator": "1",
  "/complete": true
}
```

## Prime Field Linear Affine Solution

USD 3.00 per job.

Solve a possibly underdetermined linear system over a supplied prime field, returning inconsistency or one solution plus a null-space basis. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "prime": 5,
  "matrix": [
    [
      1,
      1
    ]
  ],
  "right": [
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/consistent": true,
  "/rank": 1,
  "/particular": [
    1,
    0
  ],
  "/basis": [
    [
      4,
      1
    ]
  ],
  "/freeColumns": [
    1
  ]
}
```

## Prime Polynomial Irreducibility

USD 3.00 per job.

Test irreducibility over a finite prime field through Frobenius powers and polynomial gcds; coefficients are ascending powers. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "prime": 2,
  "coefficients": [
    1,
    1,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/irreducible": true,
  "/degree": 2
}
```

## Small Prime Polynomial Factorization

USD 3.00 per job.

Factor a small-prime polynomial into monic irreducible factors by bounded increasing-degree trial division, retaining repeated factors and the leading scalar. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "prime": 2,
  "coefficients": [
    1,
    0,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/leadingCoefficient": 1,
  "/factors": [
    {
      "coefficients": [
        1,
        1
      ],
      "multiplicity": 2
    }
  ]
}
```

## Prime Discrete Log Baby Giant Steps

USD 3.00 per job.

Solve a bounded discrete logarithm in a small prime field with baby-step giant-step. This is an educational arithmetic utility, not cryptographic key recovery tooling. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "prime": 23,
  "base": 5,
  "target": 8
}
```

Selected expected result fields:

```json
{
  "/found": true,
  "/exponent": 6
}
```

## Integer Two Square Representations

USD 3.00 per job.

Enumerate unordered nonnegative integer pairs whose squares sum exactly to the supplied integer. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "value": 25
}
```

Selected expected result fields:

```json
{
  "/pairs": [
    [
      0,
      5
    ],
    [
      3,
      4
    ]
  ]
}
```

## Primitive Pythagorean Triple Enumeration

USD 3.00 per job.

Enumerate primitive positive Pythagorean triples through Euclid’s formula, coprimality and opposite parity. Exact integer results use decimal strings where needed. Bounded computation is checked before checkout. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/27). No endorsement is implied.

Example input:

```json
{
  "maximumHypotenuse": 13
}
```

Selected expected result fields:

```json
{
  "/triples": [
    {
      "a": 3,
      "b": 4,
      "c": 5
    },
    {
      "a": 5,
      "b": 12,
      "c": 13
    }
  ]
}
```

## PCHIP Monotone Cubic Evaluation

USD 3.00 per job.

Evaluate shape-preserving piecewise cubic Hermite interpolation with weighted harmonic interior slopes and one-sided endpoints. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "x": [
    0,
    1,
    2
  ],
  "y": [
    0,
    1,
    2
  ],
  "queries": [
    0.5,
    1.5
  ]
}
```

Selected expected result fields:

```json
{
  "/values": [
    0.5,
    1.5
  ],
  "/slopes": [
    1,
    1,
    1
  ]
}
```

## Akima Local Cubic Evaluation

USD 3.00 per job.

Evaluate original Akima local cubic interpolation with extrapolated secant slopes and no query extrapolation. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "x": [
    0,
    1,
    2,
    3,
    4
  ],
  "y": [
    0,
    2,
    4,
    6,
    8
  ],
  "queries": [
    1.5
  ]
}
```

Selected expected result fields:

```json
{
  "/values": [
    3
  ],
  "/slopes": [
    2,
    2,
    2,
    2,
    2
  ]
}
```

## Floater Hormann Rational Interpolation

USD 3.00 per job.

Evaluate barycentric Floater–Hormann rational interpolation of the declared local degree. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "x": [
    0,
    1,
    2
  ],
  "y": [
    0,
    1,
    4
  ],
  "queries": [
    0.5
  ],
  "degree": 2
}
```

Selected expected result fields:

```json
{
  "/values": [
    0.25
  ]
}
```

## Adaptive Simpson Defined Function Integral

USD 3.00 per job.

Integrate one allowlisted elementary function by bounded adaptive Simpson subdivision; unmet tolerance is explicitly reported. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "function": "sin",
  "lower": 0,
  "upper": 3.141592653589793,
  "tolerance": 1e-8
}
```

Selected expected result fields:

```json
{
  "/value": 2,
  "/converged": true
}
```

## Romberg Defined Function Integral

USD 3.00 per job.

Integrate an allowlisted function using trapezoidal refinement and Richardson extrapolation, preserving the convergence diagonal. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "function": "exp",
  "lower": 0,
  "upper": 1,
  "tolerance": 1e-8,
  "levels": 7
}
```

Selected expected result fields:

```json
{
  "/value": 1.718281828459045,
  "/converged": true
}
```

## Arbitrary Node Difference Stencil

USD 3.00 per job.

Solve polynomial moment conditions for a finite-difference derivative stencil at arbitrary distinct nodes. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "nodes": [
    -1,
    0,
    1
  ],
  "at": 0,
  "derivative": 1
}
```

Selected expected result fields:

```json
{
  "/weights": [
    -0.5,
    0,
    0.5
  ],
  "/momentResidual": 0
}
```

## Dual Expression Value and Derivative

USD 3.00 per job.

Differentiate an explicit acyclic expression graph using forward dual numbers; no source-code evaluation or dynamic execution. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "nodes": [
    {
      "id": "x",
      "op": "variable",
      "value": 0,
      "left": "unused",
      "right": "unused"
    },
    {
      "id": "s",
      "op": "multiply",
      "value": 0,
      "left": "x",
      "right": "x"
    }
  ],
  "root": "s",
  "x": 3
}
```

Selected expected result fields:

```json
{
  "/value": 9,
  "/derivative": 6
}
```

## Complex Polynomial Durand Kerner

USD 3.00 per job.

Approximate all complex roots of a real-coefficient polynomial with simultaneous Durand–Kerner iterations; repeated or poorly conditioned roots may not converge. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "coefficients": [
    -1,
    0,
    1
  ],
  "iterations": 100,
  "tolerance": 1e-10
}
```

Selected expected result fields:

```json
{
  "/converged": true,
  "/maxResidual": 0
}
```

## Ridge Regression Coefficient Fit

USD 3.00 per job.

Fit L2-penalized linear coefficients with all supplied columns penalized and no implicit intercept or standardization. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "rows": [
    [
      1
    ],
    [
      2
    ]
  ],
  "responses": [
    2,
    4
  ],
  "lambda": 1
}
```

Selected expected result fields:

```json
{
  "/coefficients": [
    1.6666666666666667
  ],
  "/residualSumSquares": 0.5555555555555556
}
```

## Logistic Ridge IRLS Fit

USD 3.00 per job.

Fit a binary logistic model with positive L2 regularization and bounded Newton/IRLS steps; no implicit intercept and no predictive-validation claim. Floating-point computation with explicit domain and conditioning checks; no guarantee outside the stated numerical profile. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/3). No endorsement is implied.

Example input:

```json
{
  "rows": [
    [
      1
    ],
    [
      1
    ]
  ],
  "responses": [
    0,
    1
  ],
  "lambda": 1,
  "iterations": 20
}
```

Selected expected result fields:

```json
{
  "/coefficients": [
    0
  ],
  "/probabilities": [
    0.5,
    0.5
  ],
  "/converged": true
}
```

## Hidden Markov Forward Backward

USD 3.00 per job.

Compute scaled state posterior probabilities for every observation with the forward–backward algorithm. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "initial": [
    0.5,
    0.5
  ],
  "transition": [
    [
      0.8,
      0.2
    ],
    [
      0.2,
      0.8
    ]
  ],
  "emission": [
    [
      1,
      0
    ],
    [
      0,
      1
    ]
  ],
  "observations": [
    0,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/logLikelihood": -2.3025850929940455,
  "/posterior": [
    [
      1,
      0
    ],
    [
      0,
      1
    ]
  ]
}
```

## Hidden Markov Viterbi Path

USD 3.00 per job.

Find the most probable entire hidden-state path in log space; this differs from selecting each marginal posterior independently. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "initial": [
    0.5,
    0.5
  ],
  "transition": [
    [
      0.8,
      0.2
    ],
    [
      0.2,
      0.8
    ]
  ],
  "emission": [
    [
      1,
      0
    ],
    [
      0,
      1
    ]
  ],
  "observations": [
    0,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/states": [
    0,
    1
  ],
  "/logJointProbability": -2.3025850929940455
}
```

## Compound Poisson Severity Recursion

USD 3.00 per job.

Compute aggregate nonnegative integer severity probabilities for a Poisson number of events, including zero severity and explicit omitted tail mass. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "lambda": 1,
  "severity": [
    0,
    1
  ],
  "maximum": 2
}
```

Selected expected result fields:

```json
{
  "/probabilities": [
    0.36787944117144233,
    0.36787944117144233,
    0.18393972058572117
  ],
  "/includedMass": 0.9196986029286058
}
```

## Finite Markov Stationary Solution

USD 3.00 per job.

Solve the unique stationary probability vector of a finite transition matrix; non-unique or ill-conditioned systems are rejected. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "transition": [
    [
      0.8,
      0.2
    ],
    [
      0.4,
      0.6
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/probabilities": [
    0.6666666666666666,
    0.3333333333333333
  ],
  "/maxResidual": 0
}
```

## Gaussian Mixture One Dimensional EM

USD 3.00 per job.

Run a fixed bounded number of EM iterations from supplied Gaussian mixture parameters with a declared variance floor. Local optima and component collapse remain possible. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "values": [
    -1,
    1
  ],
  "weights": [
    1
  ],
  "means": [
    0
  ],
  "variances": [
    1
  ],
  "iterations": 10,
  "varianceFloor": 0.001
}
```

Selected expected result fields:

```json
{
  "/weights": [
    1
  ],
  "/means": [
    0
  ],
  "/variances": [
    1
  ]
}
```

## Dirichlet Categorical Posterior

USD 3.00 per job.

Update categorical probabilities under an explicit Dirichlet prior and return posterior means and marginal variances. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "alpha": [
    1,
    1
  ],
  "counts": [
    3,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/posteriorAlpha": [
    4,
    2
  ],
  "/mean": [
    0.6666666666666666,
    0.3333333333333333
  ],
  "/variance": [
    0.031746031746031744,
    0.031746031746031744
  ]
}
```

## Bivariate Empirical Copula

USD 3.00 per job.

Build a bivariate empirical copula using midranks divided by n+1 and right-continuous query counts; ties retain their midrank. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "x": [
    1,
    2,
    3
  ],
  "y": [
    3,
    2,
    1
  ],
  "queries": [
    [
      0.5,
      0.5
    ],
    [
      1,
      1
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/pseudoObservations": [
    [
      0.25,
      0.75
    ],
    [
      0.5,
      0.5
    ],
    [
      0.75,
      0.25
    ]
  ],
  "/cdf": [
    0.3333333333333333,
    1
  ]
}
```

## Multivariate Normal Log Density

USD 3.00 per job.

Evaluate multivariate Gaussian log densities through a positive-definite Cholesky factor without explicit covariance inversion. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "mean": [
    0,
    0
  ],
  "covariance": [
    [
      1,
      0
    ],
    [
      0,
      1
    ]
  ],
  "points": [
    [
      0,
      0
    ],
    [
      1,
      0
    ]
  ]
}
```

Selected expected result fields:

```json
{
  "/logDensity": [
    -1.8378770664093453,
    -2.3378770664093453
  ],
  "/mahalanobisSquared": [
    0,
    1
  ]
}
```

## Two By K Fixed Margin Exact Test

USD 3.00 per job.

Compute a probability-ordered exact two-sided conditional test for a2×k count table with fixed margins; enumeration work is checked before payment. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "first": [
    1,
    0
  ],
  "second": [
    0,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/twoSidedProbability": 1,
  "/tablesEnumerated": 2,
  "/observedProbability": 0.5
}
```

## Fisher Noncentral Hypergeometric Profile

USD 3.00 per job.

Compute the normalized Fisher noncentral hypergeometric distribution using log weights and an explicit selection odds parameter. Computation is conditional on the supplied model; no empirical calibration or outcome guarantee. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dlmf.nist.gov/26). No endorsement is implied.

Example input:

```json
{
  "population": 4,
  "successes": 2,
  "draws": 2,
  "odds": 1
}
```

Selected expected result fields:

```json
{
  "/support": [
    0,
    1,
    2
  ],
  "/probabilities": [
    0.16666666666666666,
    0.6666666666666666,
    0.16666666666666666
  ],
  "/mean": 1,
  "/variance": 0.3333333333333333
}
```

## Modbus TCP ADU Envelope

USD 3.00 per job.

Inspect one Modbus TCP MBAP envelope and PDU extent; register semantics and exception handling remain application-specific. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.modbus.org/docs/Modbus_Messaging_Implementation_Guide_V1_0b.pdf). No endorsement is implied.

Example input:

```json
{
  "hex": "0001000000061103006b0003"
}
```

Selected expected result fields:

```json
{
  "/transactionId": 1,
  "/unitId": 17,
  "/functionCode": 3,
  "/pduHex": "03006b0003"
}
```

## MQTT 3.1.1 CONNECT Packet Profile

USD 3.00 per job.

Inspect credential-free MQTT3.1.1 CONNECT fields. Username/password packets are rejected; will payload bytes are not returned. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html). No endorsement is implied.

Example input:

```json
{
  "hex": "100d00044d5154540402003c000161"
}
```

Selected expected result fields:

```json
{
  "/clientId": "a",
  "/keepAlive": 60,
  "/cleanSession": true,
  "/will": false,
  "/willQos": 0,
  "/willRetain": false,
  "/willTopic": ""
}
```

## NMEA 0183 Sentence Checksum

USD 3.00 per job.

Check an ASCII NMEA-style sentence envelope and XOR checksum without interpreting navigation values. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://gpsd.io/NMEA.html). No endorsement is implied.

Example input:

```json
{
  "sentence": "$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47"
}
```

Selected expected result fields:

```json
{
  "/talker": "GP",
  "/messageType": "GGA",
  "/expectedChecksum": "47",
  "/checksumMatches": true
}
```

## ISO 8583 Primary Secondary Bitmap

USD 3.00 per job.

Encode or inspect primary/secondary ISO8583 presence bitmaps. Field1 is the secondary indicator; tertiary bitmaps and financial message payloads are not supported. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://pyiso8583.readthedocs.io/en/latest/specifications.html). No endorsement is implied.

Example input:

```json
{
  "mode": "encode",
  "fields": [
    2,
    3,
    64
  ],
  "hex": ""
}
```

Selected expected result fields:

```json
{
  "/hex": "6000000000000001",
  "/fields": [
    2,
    3,
    64
  ],
  "/secondary": false
}
```

## TFTP Packet Field Profile

USD 3.00 per job.

Inspect TFTP RRQ, WRQ, DATA, ACK or ERROR fields and request option pairs. No retransmission or file access. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc1350.html). No endorsement is implied.

Example input:

```json
{
  "hex": "00040001"
}
```

Selected expected result fields:

```json
{
  "/opcode": 4,
  "/block": 1,
  "/filename": "",
  "/mode": "",
  "/dataHex": "",
  "/errorCode": null,
  "/errorMessage": "",
  "/options": []
}
```

## SOCKS Five Method Greeting

USD 3.00 per job.

Inspect a SOCKS5 client method-offer greeting, without negotiating or opening a proxy connection. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.rfc-editor.org/rfc/rfc1928.html). No endorsement is implied.

Example input:

```json
{
  "hex": "05020002"
}
```

Selected expected result fields:

```json
{
  "/methods": [
    0,
    2
  ],
  "/offersNoAuthentication": true
}
```

## PostgreSQL Tagged Message Framing

USD 3.00 per job.

Index tagged PostgreSQL protocol message envelopes. Untagged startup, SSLRequest and message-specific body semantics are outside this profile. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.postgresql.org/docs/current/protocol-message-formats.html). No endorsement is implied.

Example input:

```json
{
  "hex": "5800000004"
}
```

Selected expected result fields:

```json
{
  "/messages": [
    {
      "tag": "X",
      "offset": 0,
      "length": 4,
      "bodyHex": ""
    }
  ]
}
```

## MySQL Classic Packet Framing

USD 3.00 per job.

Index MySQL classic protocol packet lengths and sequence continuity. Compression, handshake credentials and command semantics are not interpreted. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://dev.mysql.com/doc/dev/mysql-server/latest/page_protocol_basic_packets.html). No endorsement is implied.

Example input:

```json
{
  "hex": "0100000001"
}
```

Selected expected result fields:

```json
{
  "/packets": [
    {
      "sequence": 0,
      "offset": 0,
      "payloadLength": 1,
      "payloadHex": "01"
    }
  ],
  "/sequenceContinuous": true
}
```

## Redis RESP Two Structure

USD 3.00 per job.

Parse bounded RESP2 into a flat typed tree, preserving binary bulk strings as hex and null arrays/bulk strings separately. No Redis command is executed. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://redis.io/docs/latest/develop/reference/protocol-spec/). No endorsement is implied.

Example input:

```json
{
  "hex": "2a320d0a24330d0a666f6f0d0a3a310d0a"
}
```

Selected expected result fields:

```json
{
  "/roots": [
    0
  ],
  "/nodes": [
    {
      "index": 0,
      "parent": null,
      "type": "array",
      "value": "2"
    },
    {
      "index": 1,
      "parent": 0,
      "type": "bulk",
      "value": "666f6f"
    },
    {
      "index": 2,
      "parent": 0,
      "type": "integer",
      "value": "1"
    }
  ]
}
```

## Memcached Text Value Response

USD 3.00 per job.

Inspect bounded memcached text VALUE responses and terminal statuses while preserving binary value bytes. Statistics and meta-protocol responses are outside this profile. Offline supplied protocol data only; no connection, authentication, scanning or command transmission. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://docs.memcached.org/protocols/basic/). No endorsement is implied.

Example input:

```json
{
  "hex": "454e440d0a"
}
```

Selected expected result fields:

```json
{
  "/status": "END",
  "/values": []
}
```

## RBJ Biquad Coefficient Design

USD 3.00 per job.

Design normalized RBJ lowpass, highpass, notch or peaking biquad coefficients, with gain used only for peaking. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "type": "lowpass",
  "sampleRate": 100,
  "frequency": 25,
  "q": 0.7071067811865476,
  "gainDb": 0
}
```

Selected expected result fields:

```json
{
  "/b": [
    0.2928932188134525,
    0.585786437626905,
    0.2928932188134525
  ],
  "/a": [
    1,
    0,
    0.1715728752538099
  ]
}
```

## Butterworth Lowpass SOS Design

USD 3.00 per job.

Design a prewarped bilinear-transform Butterworth lowpass in second-order sections, each normalized to unit DC gain. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "order": 1,
  "sampleRate": 100,
  "cutoff": 25
}
```

Selected expected result fields:

```json
{
  "/sections": [
    [
      0.5,
      0.5,
      0,
      1,
      0,
      0
    ]
  ]
}
```

## Windowed Sinc FIR Lowpass Design

USD 3.00 per job.

Design an odd-length symmetric lowpass FIR by windowing a sinc kernel and normalizing DC gain; cutoff units are cycles per sample. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "taps": 3,
  "normalizedCutoff": 0.25,
  "window": "hann"
}
```

Selected expected result fields:

```json
{
  "/coefficients": [
    0,
    1,
    0
  ],
  "/dcGain": 1
}
```

## Goertzel Selected Frequency Power

USD 3.00 per job.

Evaluate unnormalized squared DTFT magnitude at selected normalized frequencies using Goertzel recurrence, without a window. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "samples": [
    1,
    1,
    1,
    1
  ],
  "frequencies": [
    0,
    0.25,
    0.5
  ]
}
```

Selected expected result fields:

```json
{
  "/powers": [
    16,
    0,
    0
  ]
}
```

## Welch Periodogram Density

USD 3.00 per job.

Estimate one-sided power spectral density with periodic Hann segments, per-segment mean removal and arithmetic averaging. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "samples": [
    1,
    1,
    1,
    1
  ],
  "segmentLength": 4,
  "overlap": 0,
  "sampleRate": 4
}
```

Selected expected result fields:

```json
{
  "/segments": 1,
  "/frequencies": [
    0,
    1,
    2
  ],
  "/density": [
    0,
    0,
    0
  ]
}
```

## Real Cepstrum Log Magnitude

USD 3.00 per job.

Compute the real inverse DFT of log magnitude with an explicit magnitude floor; no complex phase unwrapping. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "samples": [
    1,
    0,
    0,
    0
  ],
  "magnitudeFloor": 1e-8
}
```

Selected expected result fields:

```json
{
  "/cepstrum": [
    0,
    0,
    0,
    0
  ],
  "/clippedBins": 0
}
```

## Analytic Signal Hilbert DFT

USD 3.00 per job.

Build the periodic analytic signal by zeroing negative-frequency DFT bins, preserving DC and the even-length Nyquist bin. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "samples": [
    1,
    0,
    -1,
    0
  ]
}
```

Selected expected result fields:

```json
{
  "/real": [
    1,
    0,
    -1,
    0
  ],
  "/imaginary": [
    0,
    1,
    0,
    -1
  ],
  "/envelope": [
    1,
    1,
    1,
    1
  ]
}
```

## Daubechies Four Periodic Wavelet

USD 3.00 per job.

Perform one orthonormal Daubechies four-tap analysis and reconstruction level with periodic boundary extension. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "samples": [
    1,
    1,
    1,
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/approximation": [
    1.4142135623730951,
    1.4142135623730951
  ],
  "/detail": [
    0,
    0
  ],
  "/reconstructed": [
    1,
    1,
    1,
    1
  ]
}
```

## Mel Triangular Filterbank

USD 3.00 per job.

Create unit-peak triangular filters on the HTK mel scale, evaluated at actual DFT bin frequencies without rounding band boundaries. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "sampleRate": 1000,
  "fftSize": 4,
  "bands": 1,
  "lowerHz": 0,
  "upperHz": 500
}
```

Selected expected result fields:

```json
{
  "/centresHz": [
    216.515138991168
  ]
}
```

## Zero State Forward Backward IIR

USD 3.00 per job.

Apply a supplied causal IIR forward and backward with zero state and no padding. Endpoint transients are retained; this is not SciPy’s default filtfilt initialization. Supplied numeric samples only; no recording, hardware control or audio publication. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Reference: [technical reference](https://www.w3.org/TR/audio-eq-cookbook/). No endorsement is implied.

Example input:

```json
{
  "samples": [
    1,
    2,
    3
  ],
  "b": [
    1
  ],
  "a": [
    1
  ]
}
```

Selected expected result fields:

```json
{
  "/samples": [
    1,
    2,
    3
  ]
}
```