evals.intentsolutions.io / skill-snapshot / v1

skill-snapshot/v1DRAFT

Predicate URI: https://evals.intentsolutions.io/skill-snapshot/v1

What this predicate asserts

A content-addressed snapshot of a skill artifact at a point in time — the immutable subject other predicates reference.

Where it is used

Referenced by skill-refiner-pass and eval evidence to pin exactly what was measured.

Machine-readable definition

The canonical JSON Schema (plus matching Zod and Pydantic validators) is version-pinned in the contracts kernel: schemas/v1/skill-snapshot.schema.json. The kernel package is @intentsolutions/core on npm.

How to verify a statement carrying this predicate

Statements are in-toto v1 Statements, DSSE-signed keyless via sigstore against the public production Rekor transparency log. Given a bundle file and its sigstore bundle:

cosign verify-blob --new-bundle-format --bundle <file>.sigstore.json --certificate-identity <the emitting workflow's identity> --certificate-oidc-issuer https://token.actions.githubusercontent.com <file>

Live, verifiable examples: the results browser re-verifies every row before rendering and links each bundle's evidence.