{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "NNZCdtGEeOxKAaWHJyG8TuXc6Is8qvcueToYEFWthatFVAbrubTjBNxeqYVcsaY/fo4KwHEl6u9EJ/ewzjheDQ==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"8f9437dd930d9bfcebde1bd41ffa806c7b0ea032755596c0d3814b9a74e9b264\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"c85375fb3f5b367aeed937942b7b6035aaa539ddcfa1eb498f9026340683ce8b\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"fc2583cce5e77689bef5a666a23dc655ed5ab1bcd4ef3862807ff54f6fd0e21d\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"c49c5f6a434d500d51c6faa05b415d266709d6d962650327d3803d6fb10c8f2d\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"83fcc4d574d98be3ed4efebef2be6a39aaa3e8f66db11450ff70a40dce23fbb6\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"7afc9be4fda3ccffeceaeebd1d7bd7c086862d05e5bef6f552bf9ec9445e0bc4\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"1f7e8b66c12255f46fa5adc939ed6d3b1bd8f9e6db82b33d16212fd4461b6ea0\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"841b8fbf97e040ab356351c4d1192f81b2742011cedfd1ee6c5f613f5ea37279\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"900af36f157a998af1fbae608822dbf2dcb65ff482c7c39f1e7ebc58b039023f\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'search_articles' (sampled 1/2 read-only tools)\",\"entry_method\":\"initialize\",\"expires_at\":\"2026-10-01T16:22:54.877Z\",\"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\":\"2026-09-17T16:22:54.877Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_profile\":{\"id\":\"mcp-dual-stack-auto/1.0\",\"legacy\":\"supported\",\"modern\":\"unsupported\"},\"probe_set_sha256\":\"c410c0b66ac9c170e2f943746c874867fc7c51ba12ff2dac4bd7e303640106dc\",\"protocol_revision\":\"2025-06-18\",\"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\":\"0bcf4c325cc520a3b5c16f1a6ff386650d3bdb03f6e1f1ae42577da8c3b1cf77\",\"server_url\":\"https://fukushi.ai/api/mcp\"},\"unclaimed\":true}"
}