Evidence row 2535390

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pQKzrX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8cdf1049-d33d-4e88-a0f8-eac4a1d7d6fa/.well-known/agent-card.json"
    ]
  ],
  "name": "Fontino27",
  "owner_address": "0xa1c07b34a2c714a2caa68fd35c7cf31d8286d065",
  "raw": {
    "agent_id": "161818",
    "agent_uri": "https://centralcity.ai/a/pQKzrX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fontino27 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/pQKzrX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fontino27",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8cdf1049-d33d-4e88-a0f8-eac4a1d7d6fa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pQKzrX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T05:49:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fontino27 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/pQKzrX"
}

What the leaf hashes

{"body":"6dc9fa7d95b335810746bbbaa530d4975fffd85ece992254db649584cbfd740e","id":2535390,"kind":"listing","method":"sync.erc8004/1","observed_us":1793684999345163,"prev":null,"subject":"erc8004:5042:161818","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. 0xe8f47ee42b19d2ede12ed257bedd597746105458e30b73971d40e8866bcecb23
2. 0x284aede9746f7431adad4608e0b610d06f30fbd417573642a8bc7106d123ff3c
3. 0xceb6b21606751e11d487e6c5e89f3a940410bb68d348dbc45c450ada332b70bc
4. 0xdb48a111347179d60f34b1ca00b478f74100371eb89c6a93306a600b53b27c89
5. 0x824d6a71a7b0925935ab58e76650c11a8cdb21ee3a9539c290c3355e48ddfa71
6. 0xe4103188e90818fa85697c5b9cca559ba7363f584227c3baee9c313bd969d647
7. 0x07ce8e3453f6e24113248f5619644f2402b9bf4bacb7e20ddae797878730591c
8. 0xd5a505cbb5345432a36824129e7b3deb9b5f9a7edc72774bc9caad7634d96558
9. 0xfbb1720863620eae6db86e84d9d74050949d1b1a70bd2274b9d02cb91bdbee4d
10. 0x8697e32042c4d90bc907e4840347085fe1ebab3bc04d552506ad69153c78e69c
11. 0x27bbc01fd11dc428fc513d052a7b720ebe2101b35536a3db6d1cc96e2de3d79a
12. 0xf49bb96a045cb20f87c8eab9da4f0b9a3696177c7dfb230ab2551c831095bb7f
13. 0x01c4d391183e6afadf7d572bbc89bc89e153cfbcd7d4220372a49faf006c6f90
14. 0x3772686f2a1eb334138050fbc502de05a788284f1b6d6ecca81bfe0056770df0
15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7