Research access

Reproduce, inspect and challenge the record.

Public APIs, versioned datasets and evidence packages are open by default where law, privacy, source protection and copyright allow. Restricted access requests receive a recorded decision.

API documentation

Stable identifiers, rate limits, change logs and citation guidance.

Versioned datasets

Signed JSON and CSV snapshots with checksums.

Audit samples

Reproducible packages for independent review.

Report failed reproduction

Submit the package, environment, output and failure details.