{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "w+3E9nJnaVezxS5ciuDuFDRGWlSzOGY4pfshtHoEKWzTHnhG3HsLc+HVgIg/IFAsAQbXsmNSJDRN13Aa2IsEAw==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"95059e3105d9b3cfc5e0a1561749dc1fe4777c0e1dedb5cf06b9b7e8b9e858c7\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"b699de03d8cf6b4e362cc50de29feb0aa0b40957e0d7789b102431a36b3067b3\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"c6ba31148bc311bf99dbaeb4b15d62365997030c25c10edbf73168c4120ef81a\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"5f994d4ddaae37e7fe52ce691f139b823cce576929149d3fd7bcc4ab6d70bcc3\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"6e14b14351d6bf65d305854c642154863167069bb1ce6ad4648700b9fada208b\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"8079272d79b98836a27c44ffe41b471eaa80b73a6f04f3fe3c0b8838ec77c208\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"5f00e2e3b9f21905f86447914a1248521a33cf3c6784a763d390a9fb4fb199d4\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"48aed9e9e7f59065a665ce9e30b38e4a121d299836c7cbda2c9c0f67cb32f64c\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"9bf7ad357d3f4100be1ec019aa57e8583ecd62d2d712fb45e05d62ddcb7ef7e5\",\"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\":\"2026-10-25T09:16:41.187Z\",\"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\":\"2026-10-11T09:16:41.187Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_profile\":{\"id\":\"mcp-dual-stack-auto/1.0\",\"legacy\":\"supported\",\"modern\":\"unsupported\"},\"probe_set_sha256\":\"6f115702c2090c68e01a54f526e1274a74103f00e536950b89f91fba019fe578\",\"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}"
}