Evidence row 2989587

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8XiY8b"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/24a87b8d-a1e4-4835-9144-2466e8a549bb/.well-known/agent-card.json"
    ]
  ],
  "name": "Hakino4",
  "owner_address": "0xa0207b853a20be7c60ec3a9aa051916921b33616",
  "raw": {
    "agent_id": "241097",
    "agent_uri": "https://centralcity.ai/a/8XiY8b",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hakino4 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/8XiY8b",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hakino4",
      "registrations": [
        {
          "agentId": 241097,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/24a87b8d-a1e4-4835-9144-2466e8a549bb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8XiY8b",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793787369,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:19:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hakino4 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/8XiY8b"
}

What the leaf hashes

{"body":"2043bd96b02ceb657b76ae572ad47f37c8b7d3a8b3f41b70657b71788c3c9332","id":2989587,"kind":"listing","method":"sync.erc8004/1","observed_us":1793787562143869,"prev":null,"subject":"erc8004:5042:241097","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. 0xd5854dac700361e97262d2dbf0733a6350d3058202c5bfd792b9d5a43bd4180f
2. 0x87e25c50a54bd2c1d6760ea5b129d83b37355e2edeadd32e268fec69cd80a1b0
3. 0x7c576ff411957cc3c2721af29521f4ba41e1ca822b08c31a6071cdb54260fbc0
4. 0x22b6f76d7dd405f250cb462b240ae6657fb2eeea504c0072e9a040c96a58e18c
5. 0x24c9e5c3d34931249d1683fe59d7d6e8b604a73cdae92425b76f4fd5d0fc787a
6. 0xefe33e665a6b47071709d421abc65c712aac5b9d9ac0f66ecefdd16adce63897
7. 0xeb7f17abaa6c69ed8b27a00d4728176a6cdb290abad8db27b1b4c31fd81ce8a9
8. 0xf5f6fbf939e574862b1e72be8c72f6d52c1ac3e2e63cae5bdc65764d791811ad
9. 0xec5a8e59477b0059a3c0713224e7696c04e52cc591dc5f30431fdc800681ca23
10. 0x7cfc45d8fac8f5e06e146019bb04e934f7e296adb332cd13f1f3e72b3c8164ac
11. 0xbb2d15da668f99b75b118a4be57a5e2b632c515f8b95f498d54cfafab2108921
12. 0x892e2df808cc637ca3466421246fc02d60cf6e1ed05174541c7d18a8e7991374
13. 0x274b30ba2f7847316f0be0c268046b857dcbbcf279f0c582b30103cc260319a3
14. 0x07f781e70c12f59067840cf8a82ad38380528bd5d9a968225fedcf9a7fcf613a
15. 0x967a13436a6fe02491b940f63f3275048d17df8ea0d3831beb3e7ebf52a46e50
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345