Evidence row 2556060

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/JRhJAP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/00818700-3c46-4c58-bb8a-e691e075085c/.well-known/agent-card.json"
    ]
  ],
  "name": "Himpo",
  "owner_address": "0x6085d939c4d822e3dba91a9127210bb4c8c5aa80",
  "raw": {
    "agent_id": "171129",
    "agent_uri": "https://centralcity.ai/a/JRhJAP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Himpo 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/JRhJAP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Himpo",
      "registrations": [
        {
          "agentId": 171129,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/00818700-3c46-4c58-bb8a-e691e075085c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/JRhJAP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793695611,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:51:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Himpo 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/JRhJAP"
}

What the leaf hashes

{"body":"08e97d190094b3acac8b8b9d825d64be9e1cf22685e334c909c9e7f2164207e0","id":2556060,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695905123822,"prev":2555793,"subject":"erc8004:5042:171129","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. 0x55a7a72c4a7457957bbff220d5400a3b379d34b9cf484e8651dea82318076bbe
2. 0xff935b69ba059b4d07d5ec4b5f8e58e3554650453d4aa19983e8d792d9414401
3. 0xf9df8e791360890f89ea93001e37385cda129b66b97b6059209795f05d41ec56
4. 0x220f17ab88687410701f12271eadb76af3ce660d8b7a26c4a0754e43c8e8a37f
5. 0x28539833dc827bf74aa5db4ea0a23bd5c712c2ca8ac67f19717494b09cdc8510
6. 0xdab27990f3c2905c3dab7f7070ad79a88fe96c44891e29868bef1125b516a792
7. 0x36e9d288148e778dc47e492aa59a2013eab003f86d0b73b0dd269835aaca548a
8. 0x46aaee78796c5def65d243850d78446635db9f119058cbafec291b7a4f5103b3
9. 0x57eabfb4f0d2c8c0bbb38b7ad6baa52445e3d8c7f95904c6ef5f117760e67fd2
10. 0xf7c268c9b85056088129c103b0611ae84c73c50e8e97a66fa454c933435d07c5
11. 0xcefa8031aa10a8ab894e99995022e05d754bb5a9aa7689370912d0b5ea1ded0b
12. 0x0fac9ee8ff23cf76ee996122a99c7b199af94dd0db3506b16e5b12c78c6559dc
13. 0x130f30e899bc8ce212e170bbaa25774f0c81fe70574c3d294e9d7dd39ef78bb6
14. 0xa0355815fb68405edba1fd1bafdab2a650279d2317deb0f4dba32a14a86d8ec4
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7