{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "CksVnWn1emXq4VhC5tvloB5P9MFKlkQCWJrAiauSBJylaV6aBcn6H9YNrBUbgV9jqcoEezK6VVqzoxD9Pm1XAw==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"c128bb097032acd30d1a408f3fd54df521ab7dbd63e60b1b1f85ec4e525a11d0\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"c85375fb3f5b367aeed937942b7b6035aaa539ddcfa1eb498f9026340683ce8b\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"1d9cafd0dc948e0a7f087b1c1115b8245ad145b69d0d5e870236d6dc7364d03d\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"722fb55d8a489fa9358fbd8fc0c0e83cf71f03e33988b40903da74d869c9ffdd\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"83fcc4d574d98be3ed4efebef2be6a39aaa3e8f66db11450ff70a40dce23fbb6\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"9864ffa76147bddb0725caff747986da0b8fa25f78b8feb450f75637ab93bda5\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"fa3cb6e016ea3c3083d67b0e91a0eac70254ab172d39687c8ec7f64599b05937\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"3fa8ee5976c8f547fcc744b4c21d7fada22681882827d0b1e4d5d8ceb474d1d0\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"354aa64c9f9ef9acd1cd7756065d0f93a40a4ea7aa514007979a5b62a37c8cec\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"50772ef436a86b46ce6907a3bb04297a570c7498c863cbcd5cb86f9f6191f888\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'polybridge_search' (sampled 1/2 read-only tools)\",\"expires_at\":\"2026-07-14T18:54:04.954Z\",\"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\":\"2026-06-22T00:32:12.846Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_set_sha256\":\"d5da77d6a9feb0f9c320ea712a263cff2cf1508e9896fbad901fd5a19c05c787\",\"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\":\"23c3a9ff57dacea4bdb796afc42d4772de6b1517807e0ce2b6a8053932efecc8\",\"server_url\":\"https://mcp.polybridge.ai/mcp\"},\"unclaimed\":true}"
}