Evidence row 2545118

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cs7NSU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1bfcb872-91ec-4eee-8508-3ed7999fe307/.well-known/agent-card.json"
    ]
  ],
  "name": "Brizon",
  "owner_address": "0xf0f0bb057ed8390657c2c87077bdb0c7224d6aaf",
  "raw": {
    "agent_id": "165621",
    "agent_uri": "https://centralcity.ai/a/cs7NSU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brizon 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/cs7NSU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brizon",
      "registrations": [
        {
          "agentId": 165621,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1bfcb872-91ec-4eee-8508-3ed7999fe307/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cs7NSU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793689492,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:09:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brizon 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/cs7NSU"
}

What the leaf hashes

{"body":"35065b76791c5e401dfbc195c89bb3a3855cd0f93869d30f572bc3ffd05375a0","id":2545118,"kind":"listing","method":"sync.erc8004/1","observed_us":1793689742562059,"prev":2544757,"subject":"erc8004:5042:165621","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. 0xb53466c06ae234eb59186bb12a9e61580e502e41c02d49745d5330246599cbcc
2. 0x81f7ecfba0f0dcbb016911fb0df9e25cfbadb89b7601cc14bc7f6e83bca123cf
3. 0x980b44485739fc8e39fd6748f0e4f23d1dc824dc0070a431c5131d4d40e35b23
4. 0x85dba3bc7b22cb4d69104cf5a1cde3e69066130224bc9d0d7ef5fe1dc77cd92c
5. 0x74bfc042551fa13139b190dc9b7cf7c6937570334ff6bb3436a213bdb96d09d5
6. 0x69f8aac0a58ad2d7c46a68d3318bf1be3290864b382ae4d2e37b619e4ec725c7
7. 0xe7733ffe5f9f8e941bd2d786bb218b40a501ae027ffa307f57513e28ea6e54e4
8. 0x93422e2f9aa4c8d8e0ace5bc3045790b3376c0faf56a26d5b13610b788ae4e88
9. 0x2eff036f7c3d036c29ace5330077a54b7b1d0a9e9f97fe6d6e825af80dc77e37
10. 0x59ac08261e13dd04c8b31e9422f92862ed6d43b4ce239b27082f39fbbea7c718
11. 0x213f2d17466874a0900371521fc8276b5b5ce7c69723df9663e06ac2849e8713
12. 0x007ad4f9268ae223334ac043ba8869550520e010b202e7ea881bc3f7d4f0e38e
13. 0x21bb4f528bdd235a77e2f1802b439572aadfc1f1e65d2605dfa0bdcb481e4d28
14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7