{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "vxeuq39yqpiy1tBbq4Kyw2kkPk6oKZDJ3v5lSDSPdOwnwKjqRx7FGAVjUOkJDBMj2RIcheZQobmqvg363iGFCg==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"2d2eb0c4f53b8e8c7954b414bdd967587dc88e69b8b0fc5b5eedbfa28a15733a\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"c857977febc0f96157b49cfcf5bf9334f1027b80ed0a57a53fe82957c44b1f31\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"431c36095bc357669144545d42229f821ca0a203f1e330c806aa8ddbff4f9c75\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"211d697d3551db4aa1a2af10236215672a80a522bbc475a1825455e17bf0706f\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"8af0a7ffa9db8373b7bf248d661f8b90877c9b7b8ef042285476bce38a1d2380\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"cf0ebbb9195e9b59f60c39bcea42b88ca8e85ba932c56288883935b6eaa63931\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"fc61eca9fd69410c71c51006cea0431ac4b1d3cb81e9ad5303e46428885da743\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"631bbb75c3a34a5be9e2014ef3d6eb687c043e790c7a871153653beb0b0fde73\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"5ea61974fc5e74ef31078051b5c9adba966d032f288f079c20d71207ef64592c\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'verify_provenance' (sampled 1/3 read-only tools)\",\"expires_at\":\"2026-07-14T18:54:04.953Z\",\"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\":\"2026-06-21T18:32:51.078Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_set_sha256\":\"d97a571007fe91c900e703bd18141c10b6beb8672ec1ef1550fbda0e6e777f35\",\"spec_pins\":{\"mcp_spec\":\"2025-11-25\",\"registry_schema\":\"2025-12-11\"},\"standard\":\"agent-tool-discoverability-standard/0.2\",\"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\":\"00c7b4c0afad80dd0836f61daf457cfebed8996e9497c5feafc4ba9a6bd84026\",\"server_url\":\"https://studiomcphub.com/mcp\"},\"unclaimed\":true}"
}