Evidence row 3138204

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7GYzhG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1937d1d8-6bbf-4d48-9ba9-1171ba15810e/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiondisto",
  "owner_address": "0xd40ceb8ec754c212a5cea2a0084ae93e66e9859d",
  "raw": {
    "agent_id": "300418",
    "agent_uri": "https://centralcity.ai/a/7GYzhG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiondisto 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/7GYzhG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiondisto",
      "registrations": [
        {
          "agentId": 300418,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1937d1d8-6bbf-4d48-9ba9-1171ba15810e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7GYzhG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793829442,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:02:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiondisto 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/7GYzhG"
}

What the leaf hashes

{"body":"8872862be7c461e8880a326c097c746a69fbb6364923e192242c6d8db6102e86","id":3138204,"kind":"listing","method":"sync.erc8004/1","observed_us":1793829747908916,"prev":null,"subject":"erc8004:5042:300418","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. 0x778536a9c74b925dba1f372c73aa6c2ff8fc185d03b4ffb38dbc19af1d33a050
2. 0xdceb41b785aad68af6ccc1534000dcf56ebe1b2c2eb13df7407bef19b1b72aed
3. 0x5c14c001fc90e1d51b76d2725ca892594f290323b9ff6c959b406e2621a49cfb
4. 0xcb567389a02c778b3b565491ed63d4c610dbe5ecf0d77da75db825151b0077fa
5. 0x74023207d47d71b8c03064fe899bb6e4d99e53eab310befbae131a2faae86144
6. 0x1321bc76272c0855749296f80a5c5b45234c47a86217bd7f26e76a93da2590b5
7. 0x20c6fbab1a21b40fb7a1e577ee6057a219240aae5fced00f577229b58821148f
8. 0x9d2c2013f3e082d744fd01ee7a660552524e31f41f6844908089858c4ef0f5dd
9. 0x659529ab383e6de5be6293d508c118a404e67341fae8c65a51ec019bdba8a75a
10. 0xfd1e9ca5ba9000a68d281309ae430bb5eed37b07e0aa747fda84c1907ad82987
11. 0x9ac10cfba4d8d21f94bea163e63938e5bb393170d51b32d8468f5d806dde53eb
12. 0xd72fc31c039c3c83463cb79df3de1d9efdaeaad2839d8f28f8eadd37690e15b6
13. 0x4076fd0e22941ea1a02096c37e5544abf43e324a865010790b7cad4c8fd38e2b
14. 0x672a92bb1aadcb2fdc7b61be035def098029a867a56d638ccf038b9eb9fadf28
15. 0xea9faa12314fce7083bb3fcd444e483bf4b2595fe0fce49bb508693c72ee2193
16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345