Evidence row 2272893

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tVRFZZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7024106a-fdb5-411a-ac34-020d122e3cdc/.well-known/agent-card.json"
    ]
  ],
  "name": "Briozero",
  "owner_address": "0x3c1e4ff68fc05763cea28cd7bc43aa4f995ae0d3",
  "raw": {
    "agent_id": "130006",
    "agent_uri": "https://centralcity.ai/a/tVRFZZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briozero 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/tVRFZZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briozero",
      "registrations": [
        {
          "agentId": 130006,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7024106a-fdb5-411a-ac34-020d122e3cdc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tVRFZZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793650637,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:19:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briozero 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/tVRFZZ"
}

What the leaf hashes

{"body":"0698684becd9b2cfa9d20627b30842a88b8a6bc2ae28df991aa36db8f67ca7c9","id":2272893,"kind":"listing","method":"sync.erc8004/1","observed_us":1793650760583741,"prev":null,"subject":"erc8004:5042:130006","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x5634dd517dc23a9751289a7f08d62a3d7c2e691c5af2f33def763e0b485398e2
2. 0x1d5461d8f965929a5be6463d002f472fbaa1e473a35625feb8ee954572558107
3. 0xd14061fb11c5b9842575c3c81d7f3df492d7260766f031a352f3cd7a98ca795d
4. 0x575ae335dd9d1cdeb9f5d74efcfb19bf8b57bb55163e0457b4cb2bd02b230d18
5. 0x00f331bc093de4b641a45d07186b75bc03e476203493075e27e234364d305f83
6. 0xff20907fbfb05e7ab3d9b80f50958e47f0b6ee53867de546be2116d684443d73
7. 0x58ade9c4f1e5741f02893bc764f47a691f140aa790d7d8b784339c7ded19b977
8. 0x9cea5932f9c96c582a8230ca38d95079829d0e60acfbb092c1177134bd341533
9. 0x5a3a63cb97afa9f20e1b621f39c748eb49a0d23510c0baf598792d98d8dd68f3
10. 0x4791de03b008b19c0e8c5228186b04cd6de01b07ced0712ba856f1c044a96fe8
11. 0xab9a1517128e723243d9958d6c6231f966027a9c6fc2768f9ecf8c5fb4ecb1d3
12. 0x2727e7c2336a75a0876e84ae6f327ace6742a4c51a4090c4df7b9a7d293da742
13. 0xb5b32de12fac3b68a23088b6007f1052bd84011d7da80663c8664b4a4c7bcebf
14. 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af