{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "OQz8YUMvRbd/CJNeqGwYuM1VqHTDiW8Isxr8pKvA9lJBlV0oT2pl0hCdQ8y9ukt9uFwJw/7UFaSim+RsJDDbDw==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"10879cdae3dda38296693bb961b6028176a42df108ddad8bafb1b2cb3daeac1f\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"54f566c037814971f643480d3c56e5f544cd8a3a431c63e479ba6e8ea6878467\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"244edca7b8212847ad8b923ea287b85511d4a9b6ad73f04ba070459e5f8c8b67\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"6664d99541a2bbc0ce403a3b7e190f3ba8dd66e72aa378bcae1e14920893a34c\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"5eeee376a282d13e988d03833ecd374d0b20052600320bcf7903cf9bfa6fb9f7\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"075b8cc8353a33483b2e26372997220b5a82c0bf68ebdc9cb608067168146745\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"9300c30846a3c2efb0707bd59a0eec0c7290f7e6bc156505d82f457e98d2ca2c\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"36055398fb467fd43909e6a82520629d27538c67c7a8cc009f26e43458996ea2\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"53be48333b2ed861c322423a6dae8ab290fc275462f6598f8ea786df35159532\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'cotal_overview' (sampled 1/3 read-only tools)\",\"entry_method\":\"server/discover\",\"expires_at\":\"2026-10-01T16:20:46.589Z\",\"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\":\"2026-09-17T16:20:46.589Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_profile\":{\"id\":\"mcp-dual-stack-auto/1.0\",\"legacy\":\"not_tested\",\"modern\":\"supported\"},\"probe_set_sha256\":\"5a29c4504ff863064d678146367dd93352db375baee000e3ab3e7108044a6ca5\",\"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\":\"07baf0981b282254a93a781f777bd0a53e7ac8c3cad1c211943c9a4dde115a50\",\"server_url\":\"https://cotal.ai/mcp\"},\"unclaimed\":true}"
}