Evidence row 3030336

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Up4s56"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dd583034-cd66-4e72-a177-457d3b3e59b8/.well-known/agent-card.json"
    ]
  ],
  "name": "Nibel80",
  "owner_address": "0xf30e53237bf66aedc96ebfe291f3e0771b8d95d1",
  "raw": {
    "agent_id": "262563",
    "agent_uri": "https://centralcity.ai/a/Up4s56",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nibel80 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/Up4s56",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nibel80",
      "registrations": [
        {
          "agentId": 262563,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dd583034-cd66-4e72-a177-457d3b3e59b8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Up4s56",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793809169,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T16:21:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nibel80 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/Up4s56"
}

What the leaf hashes

{"body":"27fecfb095fa5dfdf818b69b5deab18d136d26767ea91e9c33e5779bca816acc","id":3030336,"kind":"listing","method":"sync.erc8004/1","observed_us":1793809278652277,"prev":null,"subject":"erc8004:5042:262563","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. 0xb94c2312736e6130e999277f117d78327d6df8a393835e98c6c3957c10dd09de
2. 0x686cf2be1d2aa61d2092b197c730fb9817064415ea4e472d169c93a6975a9d8e
3. 0x027bedb9798360d1d0a47d73443b4755a6795454dcadceddfe24b96d2f0cb41c
4. 0xe061c28f25598c1822cdd28784f959c35d37339cc1db06a5f160ab0ef185a0cd
5. 0x177470b3962d310862efb6c996b6407ef53ffd8e473c2bce969909029d32f5f8
6. 0x01ea5b59f7837b2603c4453af0a83c0ec3299d437c2bce37b03593659f8c1fe7
7. 0xbd2e3475e0e415b048355d30aa7f42fb61c28c6243eeede609b419aa0b081106
8. 0x9459849f627cf809fd992206f6179584f6fd8361474da36e6a9549cb95b5c89a
9. 0x7dfe711693ff456ff19f6dc74ccc1700fb0cdfe6c9db1e1245f080d22cf81221
10. 0xc6166e95929fbea713839025132be30bde64bb48f45d2ba65c6f4814b6548305
11. 0xcc4eba36bc27f0a00a547864cdc45684bada8d7b787ebb1454ab505671ac7dc2
12. 0x0d0954504710624997cd922ca709a71d0606775d162222186f6d1c8bfe9f6ce9
13. 0xd6a22e336b1c6bbfcc4a12be911614c537449e248936a3ebb0c100815c42cab6
14. 0x7aa3efb7074066b3f8ec1d8329dfa11e7f8bb9594e7b6fb5e94738e387e076a9
15. 0x99e1d917a09f567cab45503a7bb813f7329bab71a3ee4058b136e2e24fd38eef
16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345