Evidence row 2548686

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7kXAq2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1fac8dde-1a0b-4b24-8088-09c4b2a32ccc/.well-known/agent-card.json"
    ]
  ],
  "name": "Grester",
  "owner_address": "0x5fe0308203e8c1c4976708cd45e801263fab7dd9",
  "raw": {
    "agent_id": "167270",
    "agent_uri": "https://centralcity.ai/a/7kXAq2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grester 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/7kXAq2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grester",
      "registrations": [
        {
          "agentId": 167270,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1fac8dde-1a0b-4b24-8088-09c4b2a32ccc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7kXAq2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793691271,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:38:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grester 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/7kXAq2"
}

What the leaf hashes

{"body":"d5357fb06e01590f3622fc37265d575898b2ee3491b903a69eb66eec9fc3cb09","id":2548686,"kind":"listing","method":"sync.erc8004/1","observed_us":1793691498691911,"prev":2548478,"subject":"erc8004:5042:167270","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. 0xf6f0d3043c8b690c9fd2e91c0ab21134102a0e8bbf585b7f28d9f49a4e98bec3
2. 0xe555e4134f9e3ed1d77203469ce498763441bba4e1fdc2215e3723fab4c5099f
3. 0xc68e8d313a06f0d5aa6fcf3943e72873553a92f52d00cae841ad26d76e73247e
4. 0x9f88232e25f519a080f184283cb518d792048c4ac59e6c65bb30652bb259442f
5. 0xbad45c448f3ea2e26b1ec8984b560aed7e00633c3d1ca37fdaaf98b11eb3eb79
6. 0x25566c4456eba216044f98038c10228204166fc2e19d3de250a0708a8356d150
7. 0xba38cd3aaef4bb07a01446fa484f059e193ee6c5acc842fcce8b43512d4d87c9
8. 0x7ae098d4e6667df8f720f1df37b1b6ae5ea98f32c9fc1185373837807f1b87a5
9. 0x4cd8c09fd7c0c9a016f5b6573c6f18aa27aebaec4012780119175be56d24e426
10. 0x6e67c33d31787dd2c6996b888e2385138e16055ee4f57d88a0244f777dc6cc2f
11. 0xa2ae05f4b290664da5cb9e14cccdad2948f84d36e266ebe37d41178b90002cc6
12. 0x8e2fd31dcd959bc950e7fb16ff244c3007836a9b4944f9f0007c7dbc87a4b430
13. 0xb82c6f9993ed0052af72159e6cca836ea7f9958178a63f242d6957a81b24911d
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7