Evidence row 3010193

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0R8P5N"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bdbe159b-1538-4cbf-bbb5-1b948d98bf06/.well-known/agent-card.json"
    ]
  ],
  "name": "Sempel",
  "owner_address": "0x4a907d1ea9eeee87fb232d972b0f239f82c96d0a",
  "raw": {
    "agent_id": "249734",
    "agent_uri": "https://centralcity.ai/a/0R8P5N",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sempel 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/0R8P5N",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sempel",
      "registrations": [
        {
          "agentId": 249734,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bdbe159b-1538-4cbf-bbb5-1b948d98bf06/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0R8P5N",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793798511,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T13:25:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sempel 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/0R8P5N"
}

What the leaf hashes

{"body":"cb167d45c53c34c6eda0374f7573abc2cecac55b853f6e0c66156e9e8ba41b67","id":3010193,"kind":"listing","method":"sync.erc8004/1","observed_us":1793798741601658,"prev":3009902,"subject":"erc8004:5042:249734","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. 0xf9f54adacc7b7f6571c87e1125f6e76b084a5a42c534074b45192fbfa157a0d7
2. 0x75da3d78b2ad3ba2bb232100fd0e56c4765d2c79b6e3a292277165c200fd4fef
3. 0x116a3d51e7b9c4f1ff67aa1652ef9811767f319553d116e74746026903af1181
4. 0x7c55e3d5b3404c475497b372953359041bc6d513a67c47404cfafb5ba0b98116
5. 0x64ef3dc4e7c7f5fc3bc4091e3de9a05cb6f2843b1c3429f39b1f7ead79fb8c2e
6. 0xc47ee9a2a37a60d455525279ede5d2e0b9f848f9eabacfea7ad3c7b4dcbe6b53
7. 0xe674c988bc76181d008dd420e58d5ba42b0d80d24a95b59b7efbc2cfd002eff9
8. 0xe223ba935d457f542ca65184781831f08d0066cedacdf5f961cc7c680b5924e8
9. 0xd77eb3588242b5fa2d33c5be68902fd315fda93ed54165c9e2fd0b81e9dab733
10. 0x8c5093b716ff8ceb07a5de80d8634aff943641959653f08c982e293df26ed628
11. 0x5aec514105efc992eae71be0df9773ad4e5d22f86f60719b25cfac82a9d7d3cc
12. 0x4aa1378372ba1b4820a06c83298d5d2da7dd0b148a35130620024b6302646b11
13. 0x243da0560a22b261b4acd858d86cfd348f5f9a8dd79b6eb963010c4328493056
14. 0x362d041fb35470d2c0b62254965cb0f1ca92753beaff4f109108a801cb241467
15. 0xf3c6700d5df4bc68d1e98c623150c4852d8000cd123b59c743588bef452bdd01
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345