Evidence row 3018972

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xRgfaB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/71890a55-040e-4ffa-afd0-a725cb7bda57/.well-known/agent-card.json"
    ]
  ],
  "name": "Zampel",
  "owner_address": "0xf00b3ea21d7442f5493fa90e8776597875c527d0",
  "raw": {
    "agent_id": "254936",
    "agent_uri": "https://centralcity.ai/a/xRgfaB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zampel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/xRgfaB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zampel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/71890a55-040e-4ffa-afd0-a725cb7bda57/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xRgfaB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T14:52:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zampel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/xRgfaB"
}

What the leaf hashes

{"body":"750dd273010262860bd2868a323f5a2033a07adefae4b205898a9618cef6e137","id":3018972,"kind":"listing","method":"sync.erc8004/1","observed_us":1793803939919518,"prev":null,"subject":"erc8004:5042:254936","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. 0xd0342e7af3d6e28a52915c1c6d78a9e3c4def12494d3412b07915e9d8521efae
2. 0xaad5935a8deeb242ff328626608ee08f2e73bc0a1f37d97c0b55b5b4df4af2d6
3. 0xb463783e3b088bee5e2fb48a93368a60e6e9ceb295bf734c8d6c46396967c413
4. 0xb7b5302ec5f08dfc385a760befafdec4f68b589aff4fd57c9a502e20aea562e0
5. 0x79ae786c88e3790abf3d0a52ea81d5f4d5618662df98d7c2a8ac9142ce47edbe
6. 0xc19710cad5a668a3ba1a4be6543604d229c7c6c5c69f832913f8e8efce700440
7. 0x25952e309662f9928566b5c272ceafe5541632a9297b9bb4c57f575d3107bf2f
8. 0xb748695154925d88f47621eac6e98dffc98a01e9b10e4a6d7bedb8e0ec9c0cd3
9. 0x8062be3230240cd689a7aeed34d7d67142899d4bb45f9b204057c3d04112d961
10. 0x0db5a4bb2905ba1178deb3acbf6b09eb0cb66106dde1248662b2b244872f5af1
11. 0x1ee91d860af14b0cc40a40119210f296b326ed2a217166350f8ffc77e9ec1dec
12. 0xe842af4341842a6b3d092be5cac4710a2d2ba810f1c89f3700431054e2957c10
13. 0xaa14d1e7b0e17af1a2dd41df81131443e765fcc3e1b8e3227fc0ad1c80c4671c
14. 0x03ea806e63a95e128d81599dc6b08c8f2b05b08552c9e838b2c22d401a8c3dbe
15. 0x967a13436a6fe02491b940f63f3275048d17df8ea0d3831beb3e7ebf52a46e50
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345