Evidence row 2930493

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/08aPHT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/91dd82aa-847c-4f06-a841-6394f51808c6/.well-known/agent-card.json"
    ]
  ],
  "name": "Trefero",
  "owner_address": "0x76e7c875ffe4c417cd9c27b323904d00a4250c87",
  "raw": {
    "agent_id": "219432",
    "agent_uri": "https://centralcity.ai/a/08aPHT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trefero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/08aPHT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trefero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/91dd82aa-847c-4f06-a841-6394f51808c6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/08aPHT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T02:18:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trefero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/08aPHT"
}

What the leaf hashes

{"body":"7bd28828e959d11a065348a0ae91e69a410f2e9462c9babb1c028276c3fb9f65","id":2930493,"kind":"listing","method":"sync.erc8004/1","observed_us":1793758681918301,"prev":null,"subject":"erc8004:5042:219432","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xe6a34ce1172042dad2e633dc0c35f60e86cef9bf998df6a8d0235ac9d50b528c
2. 0xf69738b9963ccaf66bfe323754536c3365d72268cff57e79a59c3b59a5a4320f
3. 0x1d0b0fd06bbee23bcb3f62c9229e2266e0091a8568a8253ce1387a6e0077c301
4. 0x991b224ad01842b0fc5d96a93cef1d0f2e1c7e55fd10eb10aa52de17e2dc3259
5. 0x180e31486efa9e8b16e71fbccf4499a3442403ad7eed06c38489a43c22236008
6. 0xa9725cf832422a50536d708997f8de2e587ccd9b80baaccd3ba003fb9ee0fca4
7. 0x1f66db45b56453b344997ef34eea7132f72bc59875b7138f49c01251b32f0b78
8. 0x1c54c64f9be1f395f732c2ae127096cd353c243739607935a9de88b11f48bc95
9. 0xd2e9cb9c0f7b63569689e5b92032f0b3a1383f9e92451f1891efc861d20b5e43
10. 0x6b981aa3c73165c6ea83ffe80592a9c178b0094089004d0c697f36c25a03e482
11. 0x4dbb4d99d0674522a0f433a44b8d89bde7726faf2aa913f42182d10aa7123896
12. 0x5e87a51a1205951302959aa048373e9bd90a07aad0da06235155aabe583e6e8f
13. 0x7bc1797ffddc709f7e89686d72ce8c18d5f0a658e48ff89a11ca9e5a38c4b913
14. 0x7324a05814342612129bbef98d94a12fff89b93cf121ff58f8160eaebd6bcbcc
15. 0xacfc95cc63f2205f2e42294ed36a317ab746c06b12feb3c243315356ad95b62a
16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345