{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "j+Re58M6W1exC5QVwxu1PrX227z6/9ywAHgq2fAIQFbKGbBw9kNbH/3Z2LA+PxHG9cak2iFMwTnpafDBuo48BQ==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"c128bb097032acd30d1a408f3fd54df521ab7dbd63e60b1b1f85ec4e525a11d0\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"243c47c9ba9135cc566b3edc6a6a098428cedc1e7552d0f1969e3fa224a50cce\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"e3253d3253c65ea141b45c7a5e3664c6b735176795fd85f614a008b9658a332b\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"31b73bed2e5da6fccd70a04bcfd8c48e577d3b787c1dbe2ee730ba05d97a5c64\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"370c9f45dd554c4ae7d821417f49c3e676e5548bf5830eb5b21fe6682221f57e\",\"id\":\"C5\",\"pass\":false},{\"evidence_sha256\":\"ecc108e84a7c9dd5dc74d37defa3a3558403fab5bd74ad38e8b4446c3caabc56\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"018ab84a2c7b62d59e88835b6bc2f4b296416bfca240e2aab223bfeff5c57633\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"86986790ca13e81452d765b2741fc442afca93d4812d733e0af72a91fc783766\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"f95e56e622e41121d4aa39aca896a77683728f839cbc57c0c3b7014ef6d14415\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from tool 'get_callendar_overview'\",\"expires_at\":\"2026-07-02T18:39:37.723Z\",\"grade\":\"B\",\"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\":\"2026-06-18T18:39:37.722Z\",\"observed_by\":\"SaSame\",\"passes\":\"9/10\",\"probe_set_sha256\":\"4ccc6a48753bb68fe594010a9c297f968a621895f0da0fb047fe39ba78374cf0\",\"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\":\"ef87d0471437185be76580ec38e3412a68d586b5db4673ea13fa1a4d3e01facf\",\"server_url\":\"https://app.callendar.de/mcp\"},\"unclaimed\":true}"
}