Evidence row 2042779

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/L4vZei"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/12ad7ecc-fb7d-4267-827c-082079d3db83/.well-known/agent-card.json"
    ]
  ],
  "name": "Retjo28",
  "owner_address": "0xc0f37257027ed58a18ab350e76ab18c154a5af69",
  "raw": {
    "agent_id": "54366",
    "agent_uri": "https://centralcity.ai/a/L4vZei",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Retjo28 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/L4vZei",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Retjo28",
      "registrations": [
        {
          "agentId": 54366,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/12ad7ecc-fb7d-4267-827c-082079d3db83/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/L4vZei",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793588762,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:06:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Retjo28 is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/L4vZei"
}

What the leaf hashes

{"body":"8f268b4b303a0738606cc2464094b982c25ae5f37c3cc101e44f2d49e1551462","id":2042779,"kind":"listing","method":"sync.erc8004/1","observed_us":1793588786325640,"prev":null,"subject":"erc8004:5042:54366","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xf8703cbd232cee491248af5cdb53014149f23f97791ad1c4f6a0233a93d72bf9
2. 0xa0e8c70d35b7e2069531c8f335c1adf5a2d75498adcd89f0385ee25de869e957
3. 0xcbd04698fb14831e112e512a32735306d893ec74a15d271750f22d154c56f951
4. 0x1865e4eb05719da15f69854d9f75ad55bbc50328e99b4d58aee5152029ec0b3c
5. 0x3ba51e87be208d55c0949c77077e9898d756f4a34aabd4b2c5c34cbe04524e96
6. 0xd24dbcded0985064505a6de5ea5de7bbf7f7c4978db40d754e7e8e5be01b1b98
7. 0x2d0d29eda0b1cb4dbbcf6c46b92073fe78c11176e272f96b2a8d061201f541f7
8. 0x864edaf26c6e88bf286ac61f2a00ee33a2b1baae27feba35782b4860e74143ec
9. 0xee42d6879ada05fcca5547ff964c5dd7c0427c15c4874cb5380cefa7f55da73e
10. 0xfce3416bffef0f471f607fc7a336c72330e526ae4aefd8d0f167055346b7b830
11. 0x9cecd067699289d760f09c24dba05daf3af10f0a6cb66148495c244a2c70a83d
12. 0x8a00eda7272b242a5d459dd311665f728d7901e563d49972ca46eaa90c1b6180
13. 0x89a7b363610c665a6d371ca58d69c8f4bfe13c5c1cb1ef833fc373cf504e2e58
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af