Evidence row 3033340

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bsvScZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38569c63-230a-491f-8d73-00e92c02d787/.well-known/agent-card.json"
    ]
  ],
  "name": "Nano",
  "owner_address": "0xfff1f361213f1d7cde51d4d2d29a71aaf0110c97",
  "raw": {
    "agent_id": "264685",
    "agent_uri": "https://centralcity.ai/a/bsvScZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nano 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/bsvScZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nano",
      "registrations": [
        {
          "agentId": 264685,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38569c63-230a-491f-8d73-00e92c02d787/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bsvScZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793810397,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T16:45:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nano 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/bsvScZ"
}

What the leaf hashes

{"body":"5c1cdeb4d4440e8a770b19ee5d8e6e54a56c618842cd61437005aa7f5177121a","id":3033340,"kind":"listing","method":"sync.erc8004/1","observed_us":1793810728556061,"prev":null,"subject":"erc8004:5042:264685","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. 0x3e03b92f552dde4485ff801e3e0e7f8f03812d59473587637f453ddae6fcdfc1
2. 0xf5ed39a5b3e163bc65ba5e4ae6ca347cd64e25d778d1ce5361d5132cc2ad97e4
3. 0x03026fd6efcd1b47c51227df73d04e6475b406b23cc8452e212180a0701e58cf
4. 0x7f4139a351c8dd10b8b156a7c45c6195b1168a96f4a75152ca92a89e75816036
5. 0x4d694dbc98fb8150cad7bcfc1c59db1aa98f4861f0f3a5b1a57fb551217b6d65
6. 0x8ae3c047a5db79524057d952f21a9bd40e8d0ed1121f712d3d36ae423d4e4765
7. 0x7754a115d1159cc3711802fb951636479aa5eb302eb04c041960f60125b40852
8. 0x56a39050d057ba6dc8be01c046b8320aab445abf85d5dcd657659316d9141ce1
9. 0xa73892d5710c4d43a78f3311e29c164bc7c869c984869b402b6b9017ac506e3f
10. 0xc0405f34283459a42a194d1e8acd6cb5fdc7e50b2ed1b860d077027286e3ce75
11. 0x6d19d6bc271c383a50c075cc240a46b46144775981f62ffbe4e6e3c3fd1b5172
12. 0xdb4218b53c0846c907f5edd52244c38ec0fd35cf056ded14245df9b677cc1f1d
13. 0xdec29d7e4054f7f2feeecfedca93a5f55f6fef0ef1d96f5adbaa18d4720c8c77
14. 0x5d4b40cb7f9ad30e5c7ff0e3fa47a02233729423e5c48ec0640a59e60b744db9
15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345