{
  "tool_id": "art-129-webbotauth-signature-verifier",
  "kernel_id": "art-129-webbotauth-signature-verifier",
  "display_name": "Web Bot Auth Signature Verifier (RFC 9421)",
  "tool_version": "1.0.0",
  "mandate_type": "compliance_mandate",
  "purpose": "Reconstruct the RFC 9421 signature base and verify the Ed25519 Web Bot Auth signature against a caller-supplied public key, zero network. Checks alg=ed25519, tag=web-bot-auth, and freshness. Feeds the signatures-directory validator (art-130).",
  "control_description": "Reconstruct the RFC 9421 signature base and verify the Ed25519 Web Bot Auth signature against a caller-supplied public key, zero network. Checks alg=ed25519, tag=web-bot-auth, and freshness. Feeds the signatures-directory validator (art-130).",
  "declared_inputs": [],
  "declared_outputs": [
    "art-130-signature-directory-validator"
  ],
  "kernel_digest": "sha256:3ce2b0efbe2ecde4d522d881a0d91334ba1da4d676327120e485608e13f22a8d",
  "trust_label": "deferred -- deterministic source published, zkVM proof not yet generated",
  "data_vintage": "2026-07-10",
  "last_validated": "2026-07-10",
  "conformance_fixtures_vendored": true,
  "compute_proof_ready": "ready",
  "wave": 24,
  "source_url": "https://ainumbers.co/chaingraph/art-129-webbotauth-signature-verifier.html",
  "generated_at": "2026-07-25T20:02:55.601Z"
}