Evidence row 2502663

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WheWDz"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5ec52ec3-3073-4e1f-a825-f05136e6ee4b/.well-known/agent-card.json"
    ]
  ],
  "name": "Sinter",
  "owner_address": "0xd6e640b9c5f74dd3998ce49cbfa545346db8ea0a",
  "raw": {
    "agent_id": "149845",
    "agent_uri": "https://centralcity.ai/a/WheWDz",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sinter 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/WheWDz",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sinter",
      "registrations": [
        {
          "agentId": 149845,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5ec52ec3-3073-4e1f-a825-f05136e6ee4b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WheWDz",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793671306,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:03:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sinter 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/WheWDz"
}

What the leaf hashes

{"body":"2e3137a0cf10bd6e6a2a8e90de745dc7d5229166e1e465ea6398cd53afb93c3b","id":2502663,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671409773954,"prev":2502209,"subject":"erc8004:5042:149845","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. 0xecb74f58d32de23bceb17e074f212bff643b7e1c9158b12037eb9fa1f55d83f1
2. 0xf7da0b8c6aee0e36af77d3b849ab6c0aaa923bf279b4cb2649d74a3deb818fd2
3. 0x0f41f08df6b2b1d8d3cc51ee82091f78924995f23f8c64d73c61d1ec0a400075
4. 0xb236b7fea36e2286a22fb16907b2a661f061be511434fc86c8d50364fa19c74d
5. 0xb085a72e8cc16a9b6340a20dc80555cbbbd3bcd41149fa064463525cb2d626c7
6. 0x76743bdb95bebe5f0df1c786b064e2bd916ae8079ee5c0cd6892cf5500ab6f72
7. 0xc9e36cba3187e454188e00d7aff4278934726e9c0f24f656e1c8b892f6d4e32b
8. 0x41b60068595515aaae2169e93cbef1f0f173759b730aad587970a7ec1682a5df
9. 0x05ee830703cfd9b914ef26e9597935667248198a089a0114159fe558efd2ef0a
10. 0x2d4fc18ca7229ecd598e23a762dbd39ed97d8e2331e1463fb2139a0267649caa
11. 0xaf9c0db04fe42689dbde2c86141826b7166eba91e2c50272782f99d94eb41a6f
12. 0x3e14a54c6a439865af5ed15784a9e7980e57d2191e4f764053c87eab828b7071
13. 0x01e9de68aa9b43892927b1c264f77e0ac05047278992dbb0b29801b5ee9c6fd2
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7