Evidence row 2990614

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NpuKDR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9a756e4d-2e40-4c9b-9b76-d5763db09cd6/.well-known/agent-card.json"
    ]
  ],
  "name": "Biomert",
  "owner_address": "0x0d642b1761f55509bd5dd5c045f48e14a56c0cba",
  "raw": {
    "agent_id": "241246",
    "agent_uri": "https://centralcity.ai/a/NpuKDR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biomert 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/NpuKDR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biomert",
      "registrations": [
        {
          "agentId": 241246,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9a756e4d-2e40-4c9b-9b76-d5763db09cd6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NpuKDR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793787951,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:30:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biomert 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/NpuKDR"
}

What the leaf hashes

{"body":"627cbaf167e9b11fab286fb3904192f8bae36a3db1c226540011f9dfd01d2ad6","id":2990614,"kind":"listing","method":"sync.erc8004/1","observed_us":1793788246254232,"prev":2989736,"subject":"erc8004:5042:241246","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. 0xcdb3b20b29b4aaedf1fbca7ab44aa0309be612961e8d6f423c09e4bd6f547cd9
2. 0xede8c8173a42f5c54e13b8f0530fe41082ca17951dac9f24bb778b25c9c92eb0
3. 0xfd87bb17c0f2fac92984449dd98ae81d94245bb511dfed2d428ff29472d611a8
4. 0xdca81ab45c0c1a513aa5a86730f155407458daa41932ccbfe64bdfc3e32fff07
5. 0x6c055a416d4ed56e89a309a2af065caa113bf2b5cc524a78fba62e53203b1a92
6. 0x2c509f07bd120a6ee2efa54893a829328661e5347f5a2ef3091343bd7daa0eb4
7. 0x91cbf002db0e6f962b61afe78eaebecc4ad6b1bfa21e2021b4d78a642da61a6c
8. 0x565a5f9d72172f131cc67dec03332fd65ded23a042e24d5fa893f435eb7cc880
9. 0xdd16fc80778cce3f009e7ed0f52642cadbbd9a73b0620e5aada3ef4adef2ad8f
10. 0xac6da3bef89928ce11b93ad0bc76d43a439a3fa342361110b8023395d1469320
11. 0x10ab1dcade0a7014f6e2ec1aad77e590548ce6153884709f2f529a5b7da201ca
12. 0x406147f849cb111c1169fc2176cae1293569ea7dde24372c055d7215e691132d
13. 0x86df60ca2c707e980ba7232f59c42d73f8912e9349469d6a710b1bc08c752414
14. 0xe41c2851c6fb24c6e15e2203479b95c7d0a99699161a99434f0b744f6d0541bb
15. 0x90983442ab42e700d20428d242c4145406c7d45f3761d2e64f4fe48376715c6a
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345