Evidence row 295380

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Screen a person or organization name against the current OFAC SDN, OFAC Consolidated Non-SDN, and EU financial sanctions datasets. Returns potential fuzzy matches with confidence scores, per-list provenance (list versions, source URLs, SHA-256 digests), and a cryptographic EIP-712 attestation sealing the exact response issued. Informational screening signal only — not a legal determination, sanctions certification, compliance clearance, or legal advice. Free during launch. For production volume, the same screening core is available as a paid x402 API: POST https://api-1-screening.agent-tollbooth.workers.dev/screen ($0.02 USDC/call on Base, no account or API key needed).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "dob": {
            "description": "Date of birth as YYYY-MM-DD (optional; must be a real past date).",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "name": {
            "description": "Full name of the person or organization to screen (2-200 characters).",
            "maxLength": 200,
            "minLength": 2,
            "type": "string"
          },
          "nationality": {
            "description": "ISO 3166-1 alpha-2 country code, e.g. \"DE\" (optional).",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "screenseal_screen"
    }
  ]
}

What the leaf hashes

{"body":"1bd2857ace727b6ce11bf4d22ce0e6774585c2744afa96df353025bb11a16843","id":295380,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793050895641364,"prev":null,"subject":"c7c24f06-9f93-4288-94d6-ddf4779ae283","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x641489bd18239aeaf33bdf1008305039e01fb73dea7dd061f50a468a890c8c20
2. 0xd63b3e6d00e7cc39aab0c5c9c1dbc3a0436e6d8a02e04678a5fe2a7584752eab
3. 0x049fb070aeec380b3a81ea5b442be100faba9ad4e66089a7094b9e8fbf9c2860
4. 0x28ab7b201f3d27b9f59daf4a22a07280cf37ac13709614937ede0fd4089fb1b9
5. 0x8de920609787db5578d434e43687d6f54ea4130753d5676d54e4a6cc71198b0b
6. 0x0788239a2cce70e8c5e6714b15085aac881879c089da942fba13d2557b9cd519
7. 0x86c657199b66feda6cdba66ed9bc2d8f8aaa56f1184bf135bcd93aebde3ba0fc
8. 0x267e6abc04a54042ee3c6b3efbc2b37f6877dac6151a010e1847a85b8ffdb61e
9. 0xfccaf824f53ca3ae31b1724c008f31600edf9905032595022ba29bb4ca91a231
10. 0x7dd6ecfa9185a17104569489cbef33034bbe40fda02f46c4806f2506cfdf5d24
11. 0x4008ba50886e166082b39cf7d2aabf1793fbc0c9ee377f5c8c84131ff6d65579
12. 0x3c8355143bb13802401d5a80f8a70809a59f429bc298f4912731fc8d207e4f43
13. 0x13f4b94ecf613d585c952b5363dad2b247a55371eb8e358bb89dc033e83128b1
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae