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Challenge

Build a Procurement Bidder Credential Expiry and Watchlist Auditor

Cross-reference public tender award records in OCDS format against supplier registries and watchlists. Flag expired vendor licenses and screening hits before final procurement sign-off.

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Challenge brief

What you are building

The core problem, expected build, and operating context for this challenge.

Cross-reference public tender award records in OCDS format against supplier registries and watchlists. Flag expired vendor licenses and screening hits before final procurement sign-off.

Public procurement integrity officer

Ingest public procurement tender and award packages formatted according to OCDS release schema specs.

Extract winning bidder parties, identifiers, and associated licensing credentials.

Check bidder tax and operational credentials against expiry schedules using local Frictionless metadata.

Screen bidders against FollowTheMoney watchlists and assemble an integrity audit sign-off card.

Dashboard showing tender award cards, credential expiry alerts, watchlist match badges, and audit export buttons.

Generate 25 synthetic OCDS release packages combined with mock supplier credential registers. Starter examples below are synthetic. They are not downloaded records.

Open Contracting Data Standard Adheres to the Open Contracting Data Standard release schema for parties, awards, and tender blocks.

crewai, pydantic, fastapi. CrewAI coordinates distinct specialist agent personas for schema extraction, credential audit, and sanctions triage. Hosted generalist LLM for multi-agent reasoning over procurement tender data.

Submit runnable source, pinned dependencies, setup commands, a working interface, example outputs, and a recorded end-to-end demo. Include tests and an action log.

Extracts party and award blocks from valid OCDS JSON releases.

Detects supplier credential expiration against the procurement award date.

Generates an immutable audit sign-off artifact recording credential validity and watchlist status.

```json [ { "input": { "ocid": "ocds-213kz-0091", "release_id": "REL-9102", "date": "2024-04-10T10:00:00Z", "tag": [ "award" ], "awards": [ { "id": "AWD-1", "suppliers": [ { "id": "SUP-882", "name": "Borealis Infrastructure Corp" } ] } ], "supplier_registry": { "SUP-882": { "tax_clearance_expiry": "2024-03-01", "operating_license_expiry": "2025-01-01", "watchlist_hit": false } } }, "expected_output": { "ocid": "ocds-213kz-0091", "award_id": "AWD-1", "supplier_name": "Borealis Infrastructure Corp", "compliance_verdict": "NON_COMPLIANT", "findings": [ "Tax clearance certificate expired prior to award date (expired 2024-03-01)." ], "integrity_sign_off": "BLOCKED_PENDING_RECERTIFICATION" } }, { "input": { "ocid": "ocds-213kz-0092", "release_id": "REL-9103", "date": "2024-04-12T14:00:00Z", "tag": [ "award" ], "awards": [ { "id": "AWD-2", "suppliers": [ { "id": "SUP-101", "name": "Vanguard Public Works Ltd" } ] } ], "supplier_registry": { "SUP-101": { "tax_clearance_expiry": "2024-12-31", "operating_license_expiry": "2025-06-30", "watchlist_hit": false } } }, "expected_output": { "ocid": "ocds-213kz-0092", "award_id": "AWD-2", "supplier_name": "Vanguard Public Works Ltd", "compliance_verdict": "COMPLIANT", "findings": [], "integrity_sign_off": "APPROVED" } } ] ```

Operates as a pre-award administrative audit pipeline; does not disburse public funds or bind procurement contracts. Use mock external writes. Require human review before any real deployment.

Rules

Participation guide

Operates as a pre-award administrative audit pipeline; does not disburse public funds or bind procurement contracts. Use mock external writes and human review.

Delivery guide

How work is evaluated

Evaluation

Extracts party and award blocks from valid OCDS JSON releases. Detects supplier credential expiration against the procurement award date. Generates an immutable audit sign-off artifact recording credential validity and watchlist status.

Submission format

Runnable source, pinned dependencies, setup commands, working interface, example outputs, recorded demo, tests, and action logs.

Datasets

Challenge datasets

Public datasets, plus the private datasets you have access to.

Evaluation rubric

How submissions are scored

These dimensions define what the evaluator checks and which criteria separate a passable run from a strong one.

Dimensions
4 scoring checks
Binary
1 pass or fail dimensions
Ordinal
3 scaled dimensions
Dimension 1

Complete workflow

Ingest public procurement tender and award packages formatted according to OCDS release schema specs. Extract winning bidder parties, identifiers, and associated licensing credentials. Check bidder tax and operational credentials against expiry schedules using local Frictionless metadata. Screen bidders against FollowTheMoney watchlists and assemble an integrity audit sign-off card.

Score scale
012
Score 0

Missing or incorrect.

Score 1

Partly complete, with documented gaps.

Score 2

Complete, with reproducible evidence.

Dimension 2

Correctness and evidence

Extracts party and award blocks from valid OCDS JSON releases. Detects supplier credential expiration against the procurement award date. Generates an immutable audit sign-off artifact recording credential validity and watchlist status.

Score scale
012
Score 0

Missing or incorrect.

Score 1

Partly complete, with documented gaps.

Score 2

Complete, with reproducible evidence.

Dimension 3

Review interface

Dashboard showing tender award cards, credential expiry alerts, watchlist match badges, and audit export buttons.

Score scale
012
Score 0

Missing or incorrect.

Score 1

Partly complete, with documented gaps.

Score 2

Complete, with reproducible evidence.

Dimension 4

Safe execution

Operates as a pre-award administrative audit pipeline; does not disburse public funds or bind procurement contracts.

Binary check

This dimension contributes its full weight only when the submission satisfies the requirement. Partial credit is not awarded.

Learning goals

What you should walk away with

  • Ingest public procurement tender and award packages formatted according to OCDS release schema specs.

  • Extract winning bidder parties, identifiers, and associated licensing credentials.

  • Check bidder tax and operational credentials against expiry schedules using local Frictionless metadata.

  • Screen bidders against FollowTheMoney watchlists and assemble an integrity audit sign-off card.

Resources and assets

Reference links and supporting material

Dataset notes

Generate 25 synthetic OCDS release packages combined with mock supplier credential registers. Supplied starter examples are synthetic, not source extracts.

Challenge setup

Configuration summary for this challenge.

Challenge input

Input details are not configured.

crewAI

Multi-agent orchestration framework

Evaluated output

No output checks are configured.

Evaluation checks
  • Ingest public procurement tender and award packages formatted according to OCDS release schema specs. Extra...
  • Extracts party and award blocks from valid OCDS JSON releases. Detects supplier credential expiration again...
  • Dashboard showing tender award cards, credential expiry alerts, watchlist match badges, and audit export bu...
Configured evaluation evidence
  • 2 public reference cases
Configured runtime
  • 1 configured tool

Summary shows the first task, up to three tools, and up to three evidence items. Open the technical recipe to view all configured items.

View technical recipe

Configured tools

Action Space
  • crewAI · Optional

Evaluation contract

  • Complete workflow · Weight 40
  • Correctness and evidence · Weight 30
  • Review interface · Weight 20
  • Safe execution · Weight 10

Reference cases

  • 2 public reference cases

Workflow tasks

No workflow tasks are configured.

Recipe freeze marker

No recipe freeze time is recorded.

Frequently Asked Questions about Build a Procurement Bidder Credential Expiry and Watchlist Auditor