{
  "signed_by": "sasame-trust-302a300506032b65",
  "signature": "dpkmrO090WcMA/BoCPOgvDTRupyx8wwPYkJSvB27h6PtZIhxmx+yiMxLJBZwO8dflf0l56q/ya3vNtcEudpUBA==",
  "canonical_json": "{\"criteria\":[{\"evidence_sha256\":\"2d2eb0c4f53b8e8c7954b414bdd967587dc88e69b8b0fc5b5eedbfa28a15733a\",\"id\":\"C1\",\"pass\":true},{\"evidence_sha256\":\"ec72ed8a7fcb05d9bd0dc05cbe618b10b10545614a1d05d6c8bdd0c71d61753d\",\"id\":\"C2\",\"pass\":true},{\"evidence_sha256\":\"aea6aa7d9a0ad862728187a7e571bbf6e188db6d9d32622df704b678daec01a7\",\"id\":\"C3\",\"pass\":true},{\"evidence_sha256\":\"e59e13ed9551690ad4916f368a15434a611ac4010c5a781cbc391c86caba7826\",\"id\":\"C4\",\"pass\":true},{\"evidence_sha256\":\"ef45c16dd71e4e7826aa43de7418307fd0e41e58a213053c94f3c769e2794e77\",\"id\":\"C5\",\"pass\":true},{\"evidence_sha256\":\"6b5fce9690ce3ae7328ab35b65289c6d13feb39300097116001b38f60b83cc44\",\"id\":\"C6\",\"pass\":true},{\"evidence_sha256\":\"deb313a518321362383ab5224ebd6c233c04c5b9cc57a4ad99b97eef625e63ec\",\"id\":\"C7\",\"pass\":true},{\"evidence_sha256\":\"30b3d856eaf97091d2d7d094b3b9046822ab2338014c7d6211275af77da38243\",\"id\":\"C8\",\"pass\":true},{\"evidence_sha256\":\"7eeeee341844aebb31340d15de72b032f5b81020d3a8aa98486d602e44b456fb\",\"id\":\"C9\",\"pass\":true},{\"evidence_sha256\":\"234a3363c1a9ce4004355641f95bdea6fe590ca464d6fa5ce841efa551463daa\",\"id\":\"C10\",\"pass\":true}],\"delivery\":\"verified: substantive MCP content[] from read-only tool 'cbm_calculator'\",\"expires_at\":\"2026-07-14T18:54:04.944Z\",\"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\":\"2026-06-20T18:35:31.853Z\",\"observed_by\":\"SaSame\",\"passes\":\"10/10\",\"probe_set_sha256\":\"460af16f2e9664b434df7bd2bbf3878dbe3fc23a4be48b4c402337813b0d9b79\",\"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\":\"68796db13909e38cbe76bab5a6bb6b61794943f898258d4b0a9d0615be7d2ca8\",\"server_url\":\"https://www.freightutils.com/api/mcp\"},\"unclaimed\":true}"
}