Evidence row 3138343

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/A4UB8P"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9e6e6b21-2ac7-4063-9d6a-62c8f02b16fa/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiontan",
  "owner_address": "0x9d4c4dca2d1da0440be0e571272866d26ea01984",
  "raw": {
    "agent_id": "300557",
    "agent_uri": "https://centralcity.ai/a/A4UB8P",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiontan 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/A4UB8P",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiontan",
      "registrations": [
        {
          "agentId": 300557,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9e6e6b21-2ac7-4063-9d6a-62c8f02b16fa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/A4UB8P",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793829493,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:02:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiontan 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/A4UB8P"
}

What the leaf hashes

{"body":"4d7ee0017e2e6d0b060be6426ad639fe029f4536eaa916bc0195a18f5daaabc3","id":3138343,"kind":"listing","method":"sync.erc8004/1","observed_us":1793829748862983,"prev":null,"subject":"erc8004:5042:300557","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. 0xa8687047b99ec9af66e0dc1f37957152f86c51ab2501cc7d874e11237685e09e
2. 0xf08dc65c79e6986a232c14d35ed804ca4da27d737de023c3bdce38ddcb5db6d0
3. 0x733e7afdf1e4587beb2599b443c4e94fbc3120ca9e98e0d4f93f1a4d7f473155
4. 0xdac7e0b1ecb32c70950d2bb07cbbef892ff144528af0d77baccee295fb422b35
5. 0xacba24d99a9ccb4dafc11cb9251b769b121b47a47b25f49462c02eec94d4043b
6. 0xac0b9c8af07175cf36aefb0f80ae462ef51cda91f5467f9c310e24504df3c894
7. 0xa2ad599370d956686f0d04d32cd9906a1791cea03b5848d8e9836b580c434558
8. 0x09d38b9fcae5be1fc8ef708d1100b2f26e25aa06e98e24d6c85a093bdde21241
9. 0x62db97408b77bde5f284eb4687fe8de26174071f2d7370316530b75c09dc6615
10. 0xd85f274cf840d03b356b014ff82e0837325025bee12655d20328360e964c0b7f
11. 0x0d6e7f8204c8690beadbd6f3914f75920dd25b82a795cd5f986642fc12c7c585
12. 0x87ee1e8e0632c6bc01d2d55d95ae18b068cb100498a20b70ffc223c337f4b9cd
13. 0xc51fedd768d0d81ea02837d406f0eec5f4090d36df0f2e032b1a90a20e5aab35
14. 0x92d1546649a38d8855383d420506ec911477e147ade62c89c02d41d334c9a7f9
15. 0x9efef3631f971f9adf134dd93a6862b2ba10ef6a355b78514b4cc469a0d1496c
16. 0xaf6861b690de8e69efdec688615139e2df9624a773d4c6017d1ef5841d1ac724
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345