Evidence row 3025198

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Gd1O2h"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3009bfb4-85bb-4143-827a-8958c7d5c75a/.well-known/agent-card.json"
    ]
  ],
  "name": "Nonik",
  "owner_address": "0xc9e3fc9684c0f17576eb4c2e1883d217c3f3377f",
  "raw": {
    "agent_id": "258740",
    "agent_uri": "https://centralcity.ai/a/Gd1O2h",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nonik 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/Gd1O2h",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nonik",
      "registrations": [
        {
          "agentId": 258740,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3009bfb4-85bb-4143-827a-8958c7d5c75a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Gd1O2h",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793806928,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T15:45:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nonik 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/Gd1O2h"
}

What the leaf hashes

{"body":"1fd34d37f82d55bf9c1bb16234321bd069385da31055799f7a1f1f5205010b62","id":3025198,"kind":"listing","method":"sync.erc8004/1","observed_us":1793807124688372,"prev":null,"subject":"erc8004:5042:258740","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. 0x4ec8614bd9bdd070597d5353533d447dcb95235c709fea5ed70be13d39efeb8f
2. 0x56f7101afe045333ccc161efeebadeae6c2900a699916c364823230b975c5a29
3. 0x8f445549aae22be20bc39a8d9c7d5a5d86b014855c6b184ab9e77465012efdfd
4. 0x36a69fc632d602838557316e6100ed91fcb8280d04905db23bf3f16f08d7e1cc
5. 0x28c03bc265ae5b3b96a84d5305c731941259e98acde705fe67aac7d2aec9ceb2
6. 0x51fcb0fd6c2717fbbf92cc5fbc2c0454e132fc5a6fb33eec83d9e00d8d915c1f
7. 0xa0923c8ff75f5a85f27936c190052c5224c930588bc317134962351047cb6116
8. 0x1eecb4781baad9eab5d5f0842abf4d1a027968fa4f081444117acde1abbe9c55
9. 0xb033ee917e4768d2bdf7c23898a82939e3914fb31fc67016a8430e71d45332d2
10. 0x762ece13c7f4866660cdc054439ae2348a4a51b6748e13ee90794c98c46a3617
11. 0x147a6b53e2418a560ae7f77c4b175ec516da91b4ca6912bb64657db67ea1504a
12. 0x2b5745a0b288ac5d8c48e339383706c54fcfb95bccc83c48776d382e79fdef7a
13. 0x0c70678947e56ffce90ac2cce5414247eaf0e2b91719996aaa9809b66dfe1dc8
14. 0x522a25971cd6b6d3e9a052dc11f957b2d317b322866778d5d8ebb96f44d35189
15. 0x544c1b2a55fd13025d2c8d59b81cb53522492b432ac735cbefd94b47b754d5cc
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345