Evidence row 2721001

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zRNvjF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/21423cae-bf8b-4032-86ec-821753d7471e/.well-known/agent-card.json"
    ]
  ],
  "name": "Gresta",
  "owner_address": "0x713a0c12f77fbdbcbe7b7d2a73c45b1d3d767d28",
  "raw": {
    "agent_id": "208105",
    "agent_uri": "https://centralcity.ai/a/zRNvjF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gresta 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/zRNvjF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gresta",
      "registrations": [
        {
          "agentId": 208105,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/21423cae-bf8b-4032-86ec-821753d7471e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zRNvjF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793744350,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:23:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gresta 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/zRNvjF"
}

What the leaf hashes

{"body":"ce959b2e569218dab72e095c7a93c0584464ef0f07090e3cdad466eb9fd2d8c6","id":2721001,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744603908115,"prev":2720478,"subject":"erc8004:5042:208105","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. 0x50d7f779f0fa9ef61dc50ca972bb90eb7d5a28c54851495d0298b05853200041
2. 0x19cee8f24a7b3907041af4184314847218d5064d52e74167b061400b5f96b84d
3. 0xa3a785809557459b3db09cce40d805a00ba8cd56cbcec48de8dc6f2a8a4f4a46
4. 0xf713b9f6fbadef30036cba73bf169f4219cb4e28462f90da3614c2aea9b4c154
5. 0x1c71928244e7166375ae4ec0016ddad85658e0b70f92096c0af107732e350c4d
6. 0xc6f6829bc4ad84a5e9a681da85c8177fce09eac333d59e18afd89888e4c1b3e8
7. 0x6422be913cd3d64adcb7159b3714d1731e680d26fcc095a23b0390ae35404a49
8. 0x6c1d5c3902d6dd8cedd161cdad3d229ea4adf7c8e5d4e555c8dabf7ca5f75ee9
9. 0x3a954cfcbd0609dae96f141bfa64cd11df9812269c6d8e3698a9ac789d53625a
10. 0x283e10f41b06d325f58d694af998dd93bae0b294594bb6a777e1cb8f34b86620
11. 0xe4f083b851a52131508ff36b467574b2481901b815ca2e6b3e6affb3eb418349
12. 0x962accc532b8bb0d6c9cac258a25ac9d23aa091875ae918d830b485f55c7adc3
13. 0x94187c120b8099d2990297ee88e8eb9a21573805f8105e5ec8b85c062f211c25
14. 0x4b9907277e91efb1f7d9761806af6ae068cc26782473322e3d536248ba73fc2e
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7