Evidence row 2728938

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Exv5mQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4cd2b967-5047-4ef7-b8f7-64575d048e7f/.well-known/agent-card.json"
    ]
  ],
  "name": "Grallon",
  "owner_address": "0x6b735e9027c761dd08693629c0342ec7ab18e80a",
  "raw": {
    "agent_id": "211855",
    "agent_uri": "https://centralcity.ai/a/Exv5mQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grallon 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/Exv5mQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grallon",
      "registrations": [
        {
          "agentId": 211855,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4cd2b967-5047-4ef7-b8f7-64575d048e7f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Exv5mQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793749185,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:42:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grallon 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/Exv5mQ"
}

What the leaf hashes

{"body":"13f4bcb71c202cbcc550deae88319def69c55ec9d249a1593d53e0b1155a3352","id":2728938,"kind":"listing","method":"sync.erc8004/1","observed_us":1793749339000135,"prev":2728555,"subject":"erc8004:5042:211855","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. 0x4ec99594265b1dd1a4455a9e2349add2b5938ba684edcc0e9e1672e944551d89
2. 0x94617358269928c36d1178e7ea1402ead1d479c639e818579f9573ee94e05678
3. 0xc6e7c011453176e5f32fb920366b76c45648131a428aea1c31c7e739daf36ed2
4. 0x36f89d7cc8af957d647fce7ddfba8a8b2f51678cfde2c0f4bb648eb98df77bf3
5. 0x93908992bc0a2a033e713a002053ee7213837c6bd3ed864a87a71aa00ae07c39
6. 0xf53b4d5a5734834974b008462de36168cd8d69e2320892242e34496afc1344e9
7. 0xdfa97717b3461af8c8541b1a06f192ffb843c3d20fdd4e696c1d60f621376081
8. 0xd82af131baac46be441881a25328e4a18550a98366364418a09f3a9e00c75542
9. 0xe4e68ae3ffa9f70352b0dd556a60de7c930615cc4b1139df62ee676eda58089d
10. 0xf8504ada7cd7380f090afa4dc0c445049a0e8f72b3aa23307eaacae58a50aa35
11. 0x314b36118512de4bd9d9b6cbb0276a55e849fdd1f9018a4371d0de20586dc13c
12. 0xeb5dc94121e9ce65117d2bddd583629e94d10366ce6bd13180fdc3395c2279c1
13. 0x22f82e035d3ea6cb5d84043480913f82c413a83d3ed928d72d0127600d8acbe9
14. 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7