Evidence row 517568

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Return the provenance AND the freshness of the loaded OFAC SDN list: source URL, publish date, record count, fetch time, the source + index content hashes, and how many days old the snapshot is against a 14-day staleness threshold (the flag keys on fetch age, not publish age). No input, no PII. Use this to confirm which list version a screening ran against, and how current it is.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "get_sdn_list_meta"
    },
    {
      "description": "Screen a name against a dated snapshot of the public OFAC SDN list. Returns one of three verdicts — match, possible_match, or no_match — and ranked matches with the OFAC list entry and the field that matched. The query is NOT stored or anchored on this path. A potential match requires human review — it is information, not a legal or compliance determination.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "country": {
            "description": "Optional country to narrow matches.",
            "type": "string"
          },
          "identifier": {
            "description": "Optional government/registration identifier.",
            "type": "string"
          },
          "name": {
            "description": "The name to screen (person, entity, vessel, or aircraft).",
            "type": "string"
          },
          "sdnType": {
            "description": "Optional SDN record type.",
            "enum": [
              "Entity",
              "Individual",
              "Vessel",
              "Aircraft"
            ],
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "screen_sdn"
    }
  ]
}

What the leaf hashes

{"body":"cd84208f803ca4122de3d3c345b3d53ff0916ec7aadd918fcab21de8420d2487","id":517568,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793121158908727,"prev":null,"subject":"60993efc-e05c-4c10-a370-04f8dd67c302","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xca4c33a9e8d08b87182b093b98e3c414a197c623d8ab9fbe7a486009f773d2b2
2. 0xdb634c1df5947a28c00f49f4dba29d0a1818655b4df8001dc25fc80da5017b9e
3. 0xa3904c77695d981f7c4a2a6cd1b03ec77fced8fd5d4be44014c63d2b0d732e03
4. 0x35b2b156dbfa9dadb989b8f5b6dfa5213a01536c1d47ea3fa741dd8315c7e8f7
5. 0xdb5ff7b7cc024ecb7759225410676e1b3ab4554a0b93774c021bf6c8665f7b86
6. 0xd6b7ca080699191cd7d5efe96fafd88e27f95767bcd9d6d61efc11c978211450
7. 0x3b05673f728713e5acce9459f0d66d8c7567156e191bab85c6d45a02537855d9
8. 0x56eba309a9b678c004a98ac04f4f28027f696a0b8aa60927eb84e3caaf1e495b
9. 0x1c2168c3ca7829a83c7c239960c41b34bff4d006cde481ee91e6b2f40777aae3
10. 0x70be1cb0b69928aef504db8bee443a45d3f70036499af4631a01b842ed767c17
11. 0x031a5189f3cedc6cdc917093e3bc1856d6d43693459685f550cf8d6caf1cc0a8
12. 0x7142f07ffeddbd14ceabecb9ab27a468e9ab58a2fca5472c5c6a93f3e98f173e
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4