Evidence row 2931170

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ecbk46"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3d972d70-5622-4d95-b484-54eaa56442a2/.well-known/agent-card.json"
    ]
  ],
  "name": "Hefeon28",
  "owner_address": "0x515a67e7ffb7c1513590ddf52f345449ea2031e9",
  "raw": {
    "agent_id": "219600",
    "agent_uri": "https://centralcity.ai/a/ecbk46",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hefeon28 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/ecbk46",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hefeon28",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3d972d70-5622-4d95-b484-54eaa56442a2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ecbk46",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T02:23:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hefeon28 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/ecbk46"
}

What the leaf hashes

{"body":"8d564e8ca404e84e98a4950c66ef86110c35fc90d2de065b0c28e10f880af548","id":2931170,"kind":"listing","method":"sync.erc8004/1","observed_us":1793759014344408,"prev":null,"subject":"erc8004:5042:219600","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. 0xe456133f2f4a57513e3ede19d20ba79c091f6d8fe5db5585c5d1009e7999a6e6
2. 0x3d30795b65a7a5f352dc333e06ed726934f9731badf7a203e1e73514ec861e5b
3. 0x3e84c668adc53cd8856159d7e83edc73b1c04e0c0d659bf4c5e7bce05dc0ae47
4. 0xc00aa3f29c52805db04f90bce2607e7e8ec9f1a1b030add34b8c5e423c1a6319
5. 0xb380392c94ee932041d82c31b96014a8c319242375cbc9438f01ee7746ea5f98
6. 0x998ff69b8af5d7bba171f8bc2b8b9e76baa8b0da329fbb84274e8f2423e85d6c
7. 0x770ca08db0212a1bd9bd853a55d057e3cf4733a16fd963a756efba59a8434200
8. 0x3cfc934a836fb28eafd2eeeb24b05f2c11c991bb9f3f5b2d6724f5cabbab1a29
9. 0x6d04ad8bbe757e2b590b0fbda4e488cb84ac78e86873b5d89790d1ecc15dd073
10. 0x375246e4c88e88e6c822cf06f32cd86c6b8f1e1601b513385a47637c69b97f87
11. 0x35263360e0ba3017b6fffc4057b79def145755bbd7dce36a25160e872f81077d
12. 0x52c59214d635daa4676179d342694700ae07ec8e543b7d08681c03d11e3829ba
13. 0x850edfbd7f1ce6d3e11c51ed25671246e630daaf19bcd4d227e43e6f1340b62b
14. 0x7324a05814342612129bbef98d94a12fff89b93cf121ff58f8160eaebd6bcbcc
15. 0xacfc95cc63f2205f2e42294ed36a317ab746c06b12feb3c243315356ad95b62a
16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345