{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "Xo7vWMUfXq/NFxxa/w1Jt2Gju6DFKhyhpWYOz/Cnjy8cRLuNngLEBglesi1ZXNQO858skyXiAZOi1+CW4IC1BA==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"95059e3105d9b3cfc5e0a1561749dc1fe4777c0e1dedb5cf06b9b7e8b9e858c7\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"243c47c9ba9135cc566b3edc6a6a098428cedc1e7552d0f1969e3fa224a50cce\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"6ea5074cb3372579adecb8b2622b31d1ae0724426a57d209de9cacb7afad956e\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"daca7ad85ad7f9dacc8abe8952ddc682fa07924c47ec6c84fa947ed7664790bb\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"121bb4ad1aca02ed6a093ff7aa25e53ae61045cf6958ad114c0aa40761b92781\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"c51dd6d4dcfcffae6bcbcc4ef13a37ab717ca8397d4fa86812053b72a0ab2320\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"5f00e2e3b9f21905f86447914a1248521a33cf3c6784a763d390a9fb4fb199d4\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"48aed9e9e7f59065a665ce9e30b38e4a121d299836c7cbda2c9c0f67cb32f64c\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"1afe06ffe76a4d7dfb3036779b65d4fa7676815597a6ef38d9f455715a98c7ce\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'list_characters'\",\"entry_method\":\"initialize\",\"expires_at\":\"2026-10-23T03:08:01.477Z\",\"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\":\"2026-10-09T03:08:01.477Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_profile\":{\"id\":\"mcp-dual-stack-auto/1.0\",\"legacy\":\"supported\",\"modern\":\"unsupported\"},\"probe_set_sha256\":\"01f9d78b331851b6d24e1748fc723a62383089aabae60c7061b9b4a46369d4f4\",\"protocol_revision\":\"2025-11-25\",\"session_model\":\"stateless_legacy\",\"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\":\"9188611bf3bbaff0377ba7acc285bf5abd9e2e11d45131eef45ce7fc8482cd9b\",\"server_url\":\"https://mcp.bithuman.ai/mcp\"},\"unclaimed\":true}"
}