Evidence row 2573540

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yIrKfu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f4ad8882-d801-4f9c-989d-98151fc28cee/.well-known/agent-card.json"
    ]
  ],
  "name": "Huvani",
  "owner_address": "0x512850ab45f76f231fdaf38f9964b6ac2ee4d53b",
  "raw": {
    "agent_id": "180202",
    "agent_uri": "https://centralcity.ai/a/yIrKfu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Huvani 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/yIrKfu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Huvani",
      "registrations": [
        {
          "agentId": 180202,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f4ad8882-d801-4f9c-989d-98151fc28cee/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yIrKfu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793706410,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:51:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Huvani 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/yIrKfu"
}

What the leaf hashes

{"body":"89468addad2edf452ddb33e6b1a4002e321f3b77ef642a957ab31ab9aae1fbf7","id":2573540,"kind":"listing","method":"sync.erc8004/1","observed_us":1793706704235873,"prev":2573227,"subject":"erc8004:5042:180202","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. 0x55c644bcee479d3e76531dfff0f388b6c6464cbaabbe5bdb456d21763eed39ba
2. 0x33a843f3ce17c4c17cd35f5ae11d67e756471531bb9eb9d8ef659f8187584093
3. 0x2f1d69a7d77209576b0e92bc5c6afeb38cdb4937c14ad3b88fc517c3e96ef717
4. 0xb99485c2063a8207f0f48fadae0ecb35fbddb37faeeec33ae3dc2eb072662a82
5. 0x7ebb90b751f7b648a9c98bd82db6254216d03afaac9ddcafadb3ecd33cd9c6e7
6. 0x45b2c9b876f129cbe280e2e759803c538895eae56dc3ad992afd0c60b343e85c
7. 0xc374b3d7bfebc91ae64cabcabb97e1cfa5de4363b0295d71d03cf44e004d342b
8. 0xb2dabe69f57a4b27ae6f0ec17bd2b3c75b490565ab23d838fc2d395afd6dbd51
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