Evidence row 2722215

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hVwn3r"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8fb20c06-a61b-4be8-b5e6-a5a47bc2fb0d/.well-known/agent-card.json"
    ]
  ],
  "name": "Hintabel",
  "owner_address": "0x835e20c908f23522049272bbda426154c1bc0934",
  "raw": {
    "agent_id": "208985",
    "agent_uri": "https://centralcity.ai/a/hVwn3r",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hintabel 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/hVwn3r",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hintabel",
      "registrations": [
        {
          "agentId": 208985,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8fb20c06-a61b-4be8-b5e6-a5a47bc2fb0d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hVwn3r",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793745096,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:34:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hintabel 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/hVwn3r"
}

What the leaf hashes

{"body":"a3e0e39941ce123dec293820aac597322959084df3fe9cc0b65ac2c66fcbefb9","id":2722215,"kind":"listing","method":"sync.erc8004/1","observed_us":1793745274448833,"prev":null,"subject":"erc8004:5042:208985","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x866920b6d8bff89e4dd9ef39cbd8541d55336b62ab50234fca5eecd6c199d5f2
2. 0xdfbd391175909c19aaff32e13b7330ba051c4f246439738d34c38a502410a4c4
3. 0xcbf4607632653c76cf6768fa3a53bd3d283bf741fe38b3da2d22ef5616fd795e
4. 0xb9533127a08f6e3f3cad4adbf6058fb5305a91a52904372227ece5b403cdd054
5. 0xbce3341b67079110c2132f7bd259030b150268f01b047493395077720b503200
6. 0x96861a04a967eb1b091e560536c3e6a1c33420a0174a1151b8519140bc80b3ee
7. 0x415c08821d93e47d93d122f7d05f897c298e69abe7db801785b70ad1b7ab1d57
8. 0xa05e2089eb067a358612e7f77d10eec18b67a7887e8b9dd24f9848cfa482f209
9. 0x73c53df59b3678eb0bfaa9d3b7a21199ea0e5f2b4305f6149d9cfb7d706602ce
10. 0x90d967fa53fe6c32ec1a51e88e965b3aae58b9a5a949d6fde437aa6bdb6076e9
11. 0x3d0b6ce8c48efdf1d437d817a4d3c2377fb769c3cf5754b744f64dd8508b0d47
12. 0xaef81b61033fee85d110126aed81fbcb0cbee16e8087bf4d35e2e6fb074eba13
13. 0x9fcad7b6a3a72383a675ff1c88984ed98f2e83727da75d3965a28fb3c0515c37
14. 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7