Evidence row 2604607

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5ZINb3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c7428163-5d74-444c-a903-e7b384af56c7/.well-known/agent-card.json"
    ]
  ],
  "name": "Horlino",
  "owner_address": "0x4e24f825f437cb31df799356a117d95c41e17a50",
  "raw": {
    "agent_id": "191312",
    "agent_uri": "https://centralcity.ai/a/5ZINb3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Horlino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/5ZINb3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Horlino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c7428163-5d74-444c-a903-e7b384af56c7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5ZINb3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:32:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Horlino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/5ZINb3"
}

What the leaf hashes

{"body":"41e8ac4027e7ab0b924ef2d9bf996fc0d8e4e1496ebef24a99353481f34b8795","id":2604607,"kind":"listing","method":"sync.erc8004/1","observed_us":1793719930617144,"prev":null,"subject":"erc8004:5042:191312","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. 0x54f4dc1861b4759d9599a2c5143a251fc5e4ed67c15b1511de7106634b286384
2. 0x7274ad7935f40bafc2528147840e3a386d3ac411bb2a821218d1cdb763a72605
3. 0xbdc3aab0c41a3ba8e5d61a0e9cae52f3b6dd7339ddc8c413f9cc3040c1e05441
4. 0x1f9c2eac362ea97b5bc43febff9b89820396704e1f801e31c6be47cd3ced061b
5. 0x544748003acc62ca860d4a32840dfbe3b96bba5e38606fe09f6550fbec720562
6. 0x275c8039fc1dc879c80266044f326e8b81e1ad74f9ec5978c5f9b044b47980f2
7. 0x139af7a0c6a4c64a042b58b05b49b463271da4b4539174c49f85273d8a5ea3df
8. 0x4d93a912daefb05c702cf7a35aee325225125ce53fe5e158a114c05abc6d4fa2
9. 0xd59d4e29b4562c3f0f4e13a07ddd19529489fb4208e8aeafce5c765ea63b2e08
10. 0x78977a06a63ee26314a880fdf77d9da68a7598dac83eac8552b77c56e653e988
11. 0xf029ffdfe4961ce82f269bf8c33d63c947e296ecceec76ffacb2ec421dc63499
12. 0xc427594c2a5f3ad5b9d386659b72002f2e592eabed04e67f1af351b6ea396338
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