Evidence row 2709576

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ESsbiF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6fdd0fd7-09c7-48e0-b731-403947476665/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiampino",
  "owner_address": "0x44f3960a6381b69d8bbc8a94946f145bcd4c20c2",
  "raw": {
    "agent_id": "203056",
    "agent_uri": "https://centralcity.ai/a/ESsbiF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiampino 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/ESsbiF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiampino",
      "registrations": [
        {
          "agentId": 203056,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6fdd0fd7-09c7-48e0-b731-403947476665/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ESsbiF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793737528,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:25:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiampino 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/ESsbiF"
}

What the leaf hashes

{"body":"2a166ee69d92753480b6e180129a746df0bfe988b0ca1ca090900e1a90769714","id":2709576,"kind":"listing","method":"sync.erc8004/1","observed_us":1793737536976723,"prev":null,"subject":"erc8004:5042:203056","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. 0x8ffc4b6f09fa6fb6719fa3e4ecdc3ccc3fed2aa908bd5490f86d00968838ecf2
2. 0x26b4bbfa95755a808074470a2173a6087caaa0dcc54ff84ce875b2201a27e967
3. 0x6fb8465c4d1b862239b840714185e965be0f38f628c599bcc2adef511703aae7
4. 0x380193b717161ceef850ef195f379ba73e9c7612440a1004f1f93fa980d00a9f
5. 0x638ffcc12e4578d5b21aa6c2c65046b5bb3a910b0ec89aa4197199d496493d90
6. 0x7dbe4afba3b38764081e283844470ec95e3a883b5974d1ce6a3594b0db24305c
7. 0x2e5a330706c21f226d3a19d1e6d804cb1f1267444ab8299e5c8cf736eeea2646
8. 0xc25f613168843ae3bedd106a9a23b00bfa70e69b9743a69486aac05012e6c4ca
9. 0x37996e4ef2351458536390e40b144c1c06c2d79ebbed97f3f34afc93d92413bc
10. 0xf81f6e149f9a79cf74ea7a424ded3a66bbf9b553ef75d801ec72c55280d75282
11. 0x6bef90c9cccf51c804848194e4a1d7fe81c204273358297f8ccaeea0bc6b6c01
12. 0xd2f2ef99a4ba661f93293ad0148da1386a1afa9e25c573715321776309c2013c
13. 0xeadabd164a90c836de96a615298d69f4b3f10399389106b0c27b6382229154af
14. 0x7f1a60c8109f6f6bf295c743742bf48233a7f558ad73afd2115ffc0eb4e5400f
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7