Evidence row 3041637

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oCvr8A"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/31749e39-86e2-42cb-b04c-83df9abe2881/.well-known/agent-card.json"
    ]
  ],
  "name": "Hakjo",
  "owner_address": "0x9c090e3000b263c3809888b548610b42f79c6cea",
  "raw": {
    "agent_id": "270153",
    "agent_uri": "https://centralcity.ai/a/oCvr8A",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hakjo 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/oCvr8A",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hakjo",
      "registrations": [
        {
          "agentId": 270153,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/31749e39-86e2-42cb-b04c-83df9abe2881/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oCvr8A",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793814190,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T17:45:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hakjo 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/oCvr8A"
}

What the leaf hashes

{"body":"1267602c7724f95d8857e569ea266872a71fcfa6c9c82f5759d88adf26d7b7dd","id":3041637,"kind":"listing","method":"sync.erc8004/1","observed_us":1793814335942539,"prev":null,"subject":"erc8004:5042:270153","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. 0x046ab6c11b892d375c44a680dd3d9d03ac00095d61970556887fb733d7d5cfe1
2. 0xce925bd9fe6234702154501d7a4433d243166656a275269b7f7ab6ae433afa68
3. 0x8bc1be1ca0f7c9a98f15f41c99fb48a328aa146c0889e3d2e4bcef7e4939a79e
4. 0x5ee6bfa7c8d88d12e7fde926eaea36040a3d6776416de39a273d96da45cb4c1b
5. 0x0aa5b8f8b65efe916df7eb6c643ed9273767cd6efe0f443e1406f55fc58bcdf2
6. 0xed8424d39fabe9ebcd7568a8d9ed10a76dfc62f537f308743188c50f21c10b44
7. 0x422290e79725b63491a5fd2ab25b325d3a415e195336dfcf6dac700bfacca4f5
8. 0x521ba937e9e177d34a762cdbb4742eae234e6f99ea248838d822819c60a0c940
9. 0xf5cc75c79d09abe2818184a9fe1c208168641fab3d315d3e2893b707e7fca026
10. 0xa06b465b5894c836da3f0fc7babc0b2d0e7b6250c5d7c812793ee4d26c2f630e
11. 0x2689f6ca1b719dd06267360e624db1b75a5cb70c2630c732a2c1a0ed84e4eeab
12. 0x0654ce27db028578a86e6f93f447e51f10ccf2cd040652503d172b9a5cec8e76
13. 0xad5a46dfc15b1fa22e8486151450a6f37d899055566d4c35056addcd7ce6bcf8
14. 0x6a3416cf73ed4756d52640940225459d148cd46e589ccdf5cf8d39dc68c403bf
15. 0x25c6f3031e09eeef9fb0f5c010f6aa1605f7af5f1a8859ce4db5ae48d0598359
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345