Evidence row 3139138

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/R89qGZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e0a672f5-307e-4284-9c5f-84579e0c017e/.well-known/agent-card.json"
    ]
  ],
  "name": "Nofeon",
  "owner_address": "0xe9f2379062a0a8dd8a677375b9448c7013502096",
  "raw": {
    "agent_id": "301087",
    "agent_uri": "https://centralcity.ai/a/R89qGZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nofeon 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/R89qGZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nofeon",
      "registrations": [
        {
          "agentId": 301087,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e0a672f5-307e-4284-9c5f-84579e0c017e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/R89qGZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793829741,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:09:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nofeon 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/R89qGZ"
}

What the leaf hashes

{"body":"38518714b99897796c998b2eab31015f129e123c54caee53a230c823f8d58a84","id":3139138,"kind":"listing","method":"sync.erc8004/1","observed_us":1793830140530863,"prev":null,"subject":"erc8004:5042:301087","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. 0xb87f931ee5cb641ccb1cf078d2724344889da2d42e42205a26eef44df174cb4f
2. 0x326b21871b14d6ba22343c33dce16f5bde2da02d641e30b6e89bac11ae81581d
3. 0x55007e5f6a83d23a9787b2d9010d5abcd403f28c4a7ac6e26a62a5c56d0db9d3
4. 0x5549389a29fa629a69083e84372265a24c4c94fbe2a37cf6261098e237ce5620
5. 0x033e3ca1064ba77c3ea93b78ea50bebffc4b3b9b43f841bf79ecb237a9583597
6. 0xeec4d5e87bac62af9649fb9ccea402f6566d3b5c1e3a8ab1681d3c2f5f9c0cea
7. 0xea78c566dcc16fb62e0032809aa77a1ad0d988752141cab9de30d33a994a6c3e
8. 0x61be88815f7152f3a1be6c2b9c3b46de23feea5f952b1590875ea407d2516087
9. 0x7091388e63f5ce4ae1ca90f3d770407aba0995ec85e12e3526388df4b8711200
10. 0xd24599147c909cdab1a8dfc22b3dd27df871437033dfff6e12a052c1ed64dd44
11. 0x9dabe3fb24e966e2f869a0d5f26e768e8030e9b96219ee82f3b86744b78170ae
12. 0x0d0954504710624997cd922ca709a71d0606775d162222186f6d1c8bfe9f6ce9
13. 0xd6a22e336b1c6bbfcc4a12be911614c537449e248936a3ebb0c100815c42cab6
14. 0x7aa3efb7074066b3f8ec1d8329dfa11e7f8bb9594e7b6fb5e94738e387e076a9
15. 0x99e1d917a09f567cab45503a7bb813f7329bab71a3ee4058b136e2e24fd38eef
16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345