Evidence row 2608258

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/b7USaC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38215c2b-beb3-416f-8f61-fb6222a98d05/.well-known/agent-card.json"
    ]
  ],
  "name": "Klabero",
  "owner_address": "0x0cffa1142531940ceee362060b02aa907ef50eae",
  "raw": {
    "agent_id": "192801",
    "agent_uri": "https://centralcity.ai/a/b7USaC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klabero 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/b7USaC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klabero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38215c2b-beb3-416f-8f61-fb6222a98d05/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/b7USaC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:05:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klabero 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/b7USaC"
}

What the leaf hashes

{"body":"358b625eed69d89d84497f218fb00f62ffe332c3e007f1ae3500d9b73653de0f","id":2608258,"kind":"listing","method":"sync.erc8004/1","observed_us":1793721937079967,"prev":null,"subject":"erc8004:5042:192801","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. 0xf128d44fc9d7d4595ee856b623575c20f140ae5bdb3c419bfbf78d3338d07531
2. 0x2358d212ece71e9e3f0cfdb82fee23dd4b786bdaa5753fbadf965f7a841497f3
3. 0xd41ef245285515d3506128edfe0be506a268190173a757f118d79790ac879c81
4. 0xff57630be4cb83683ecebb642a516ef2f402734d6473b211ca5318fff37e07c2
5. 0x741260adcfe3f7bac0e52d37e827d8a89923c44b165959a78fb659ed720f16e2
6. 0xc3922687e401a9f5cff1e2fb7b6c2b1338b752e97a12313040bc9d5c2b136f45
7. 0x3bc10c28f9c2475bd7149c370bed7a44e23363e8b8a3a4682be8a9387c416820
8. 0xba4789d04435f4549fac39561ef47e8474cdfdbe1610887686371eb48078d69c
9. 0xb0784bf1c77a796cc2a8b274f55666e88c98a6d72734330a3ac3fc3163dfca7e
10. 0xcab6d9dbf894e7476ab2a2fbfc8466e8fd6072d330e0f5f79d137a5e5d1387ce
11. 0xb558a4bd9fb3834759bd23a86806281b8c8acb643fa7c6229f9a1fe6d831a9f8
12. 0x901c24c016dc6da511831e817ad3fe1ceee6eeae1e8a1c2772c3925e3a13e6a9
13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7