{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "lRu+N9JtXwmiP/5IL/q1P+Zgih8R2Hi40Gq0WdhgeBBOpHOvVqPblDiBZAmPswqoObz6Nq2KNQ8+++Xm0qcxBg==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"10879cdae3dda38296693bb961b6028176a42df108ddad8bafb1b2cb3daeac1f\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"1ece0a9cd8f6efc7ef7e6c718e2f7ed1043e468f9ebfca356acbe15762aea4a3\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"2c676adc2a7990f9df0481e42c3edde7baa6678224a08f9c4cd8c9dc4235855a\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"3ca651d7b047d4a62f9563315e74c633d2df41c2e55d5a9ac35b1d17fdabaf75\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"99b1a347f4e7b21811a4eb2f17020533ce651c875ba493d67ef60fff693b0934\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"331ab62f4b70316af9b0a4ac5bd32fadc60d19311c06e2a9d50073026284058d\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"3fa0769480a880a1f64aa3dc29dfb78894adc36a75816d7970c05053eafc86ed\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"6aca4ee2818c882e024fd8a54574c598dea47de201a1b12ea2f61027476b9360\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"96a953211c6ad4ea1f4df0db6e36504c35675fdb13fe6adeb064a92908015a65\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'search_parts' (sampled 1/3 read-only tools)\",\"entry_method\":\"server/discover\",\"expires_at\":\"2026-09-12T23:14:59.779Z\",\"extensions\":[],\"grade\":\"A\",\"honesty_cap\":null,\"issuer\":\"SaSame SRL\",\"issuer_pubkey_spki_hex\":\"302a300506032b6570032100439ce47d384c8ceb07c9040aef780cc3a2ba5a63c14027ad77ab458111f20fb6\",\"level\":\"observed\",\"note\":\"Re-verify offline: ed25519.verify(signature, utf8(canonical_json), issuer_pubkey). Then re-run the audit against subject and recompute each evidence_sha256. No callback to SaSame required.\",\"observed_at\":\"2026-08-29T23:14:59.779Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_profile\":{\"id\":\"mcp-dual-stack-auto/1.0\",\"legacy\":\"not_tested\",\"modern\":\"supported\"},\"probe_set_sha256\":\"890bcb9e9ce3ff28f5a770ae57351c7a2438058c4fea3e77dfa593d760a8c2a6\",\"protocol_revision\":\"2026-07-28\",\"session_model\":\"request_scoped\",\"spec_pins\":{\"legacy_fallback\":\"2025-11-25\",\"mcp_spec\":\"2026-07-28\",\"registry_schema\":\"2025-12-11\"},\"standard\":\"agent-tool-discoverability-standard/0.4\",\"statement\":\"SaSame OBSERVED this public endpoint from the outside on the date below and it met the criteria. This is NOT an owner-confirmed claim and NOT an official endorsement — it is a third-party observation anyone can re-run.\",\"subject\":{\"endpoint_sha256\":\"0d667139b02888fec516e1fa08e4c58d8a88666351d00b6cc090c069b38ee968\",\"server_url\":\"https://partsgraph.ai/api/mcp\"},\"unclaimed\":true}"
}