Evidence row 2618880

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/97Ngfb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fa026f5b-bffa-4789-9b51-5527ffcd817f/.well-known/agent-card.json"
    ]
  ],
  "name": "Pianler",
  "owner_address": "0xdf74359868490e20de06955955778b76d40309d6",
  "raw": {
    "agent_id": "197044",
    "agent_uri": "https://centralcity.ai/a/97Ngfb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pianler 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/97Ngfb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pianler",
      "registrations": [
        {
          "agentId": 197044,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fa026f5b-bffa-4789-9b51-5527ffcd817f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/97Ngfb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793727448,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:40:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pianler 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/97Ngfb"
}

What the leaf hashes

{"body":"1f2bcf4409a7ff6bea56b461917e0d416339fd35d6957b684df7c4e00964086c","id":2618880,"kind":"listing","method":"sync.erc8004/1","observed_us":1793727637886044,"prev":2618677,"subject":"erc8004:5042:197044","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. 0xfa29ada2de4e8109eee308f7c28687f8322dab7f3a92293c1d12ce7a7c2fecc8
2. 0x5d61101a3d180dc5c131c762aec419abc165d9c29f6f289f5a920080ad061fe4
3. 0x9476f129053f3eb56c28d35b4a0206335e0c6a44720d6ca01445ebb522d05a30
4. 0xb18aebf1570fdd88b3432969a74957422ce1f20bb80d820cd674e8345bd5a0eb
5. 0xe5d771275ff5551f84f94e75197e03651ddcdad37c16b9ec9c9bfce3426b9178
6. 0x1b025d657e077b1faf531b44c10a3e6d5cd6a724e88589eba6de169625a8d826
7. 0xae772b8dfd7ae83f035bb0d10913468857f0a1efe92e2c16b8856125dffe27db
8. 0x11f76712f9d291c4fe051dd6d3f7ea00be4e64ee547aa5899cc2eebb588b9032
9. 0x9732fbcc739d9207e10b290cae9cff23f6803344e6868a129a589f9ce2614be2
10. 0x554bb4f72d2f2bb0820df9a1c2f773e414546c60bd1c8b2b9e10bde2a8a5f1b4
11. 0x502b97a9d63369da2a750650afde1b5a9692c27c8acbdcc681adfdf0c7927a67
12. 0x054caf29c0f40e86e5f2fa78707931ab15d93829c0134085ee2451a4500cc00b
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7