OpenAI Build Week · Developer Tools

Tender claims,
traced to evidence.

Veritylane helps software suppliers turn multilingual public-sector security requirements into inspectable technical evidence and explicit human follow-ups—without pretending that a repository proves compliance.

One evidence chain. Clear responsibility.

GPT-5.6 and Codex structure the question. Deterministic tools record what was actually observed. Human reviewers retain legal, contractual, operational, and organisational responsibility.

01Tender clauseOriginal language and source context remain visible.
02Structured claimActor, modality, applicability, uncertainty, and expected evidence.
03Bounded observationRead-only repository checks with exact file and line references.
04Assurance caseEvidence, gaps, assumptions, defeaters, and human handoffs.

A deliberately mixed result.

A useful assessment is not a wall of green checks. The synthetic supplier example shows where automation helps—and where it must stop.

SUP-ACCESS-01Technical evidence supported

An administrative role guard is linked to an exact repository location.

SUP-AUDIT-01Partially supported

User deletion is logged, but the role-change event remains unresolved.

SUP-CONTRACT-01Human evidence required

Source code cannot prove that a security schedule was signed or reviewed.

Requirement: Administrative functions require an approved role

Observation:
  src/middleware/admin.ts:7
  session.user.role !== "admin" → status 403

Evidence strength:
  textual_presence

Assumption:
  middleware is attached to every relevant route

Defeater:
  a production bypass path may contradict repository evidence

Conformance:
  not_determined

Evidence coverage is not compliance.

Veritylane records

  • what requirement and actor were identified;
  • what evidence was expected;
  • what repository observation was found;
  • what remains unsupported or unavailable;
  • what assumptions could weaken the conclusion.

Veritylane does not claim

  • legal or contractual compliance;
  • certification or audit assurance;
  • complete runtime-path coverage;
  • that a clean scan means a system is safe;
  • that missing evidence proves missing implementation.
The complete Build Week implementation is available to the competition judges through the submitted private repository. This public site is a showcase and access fallback, not the full source distribution.