Evidence row 2308784

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FZZijM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/65980c3e-2db1-482f-b22a-a2f36f193490/.well-known/agent-card.json"
    ]
  ],
  "name": "Nibero",
  "owner_address": "0xc88ba6c0d781cdc0372875d3c9283c180da10d39",
  "raw": {
    "agent_id": "144525",
    "agent_uri": "https://centralcity.ai/a/FZZijM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nibero 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/FZZijM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nibero",
      "registrations": [
        {
          "agentId": 144525,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/65980c3e-2db1-482f-b22a-a2f36f193490/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FZZijM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793665187,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:25:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nibero 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/FZZijM"
}

What the leaf hashes

{"body":"c3eff146c5776196ecac5a432291733620f98d0b6bf1d88fb28693e7e3be913e","id":2308784,"kind":"listing","method":"sync.erc8004/1","observed_us":1793665521671751,"prev":2308308,"subject":"erc8004:5042:144525","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xaaba7e8c56d3ad4ac4675b71fc1f9bdcd5a59227f3d541d5aa0b70c3c572c0a3
2. 0x1f44535779d0042a45b6385819a3f7508f3e051c0da351e3a0e84d4d8edba323
3. 0xe2486c52a5d0e835fb50297d24913b602978931f29782f0daaf5ed952344ff12
4. 0x4d920e7ae930190a477dc66010cc32e10d400114c188c86cd67637f9f1199858
5. 0x57a72358595e9971b642bc492c885b43021d15a01e74a467451eeced1cd91f9e
6. 0x1b1ba96bd36afe3ff4ce4a3112a66af303ce6074fecd6cc7579fd8c092ebd876
7. 0x595f62d7f920d6df64170341bc766351563e1e1c86d6c6e88b558b551a89fe54
8. 0xda8dc30b2e5f4810974f529c5fb9e265f553a335f96499623a4a2781185d12f1
9. 0x61d921edf476dda7fc364e8430e28925f56002f9dc5311b1049ab237f4303ce5
10. 0x092030bd039e6ddfba32fb39cf8d1dd91ab651b6c30c235af5e54cd3f4f387cc
11. 0xef83d79556475c0ad8f5c6532eb8c259d4495ba955b541270d30cf97460b3b2f
12. 0x8bdda78b1bcc57349d392197d7cfffe76b95b0ba76cca3561d6533c1e4b2222e
13. 0xa18f5d0a554eb5516046cf11a05b66ca3d94bc092e8cf210be6246477c4f0d08
14. 0x0ca6f7cbe9f26e47db97b53988aa24d0ac07d16b5a4d91abf869814d4d297de9
15. 0xa538822e863ef8366c4eb66bf75faf8a639aa1f066f65f7444fa54d54d48ec53
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7