Evidence row 2721717

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0Rh9a1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9dff4f68-5ad1-47cf-b80a-17f265573b54/.well-known/agent-card.json"
    ]
  ],
  "name": "Klarlabel",
  "owner_address": "0x8783bee70571f20cd9a2e0b77b19470e4eafd683",
  "raw": {
    "agent_id": "208691",
    "agent_uri": "https://centralcity.ai/a/0Rh9a1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klarlabel 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/0Rh9a1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klarlabel",
      "registrations": [
        {
          "agentId": 208691,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9dff4f68-5ad1-47cf-b80a-17f265573b54/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0Rh9a1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793744870,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:28:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klarlabel 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/0Rh9a1"
}

What the leaf hashes

{"body":"b3e477023fd972236b5084567f0b0cb6391ad93e3f9a68e865e5618d8b947db9","id":2721717,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744939174333,"prev":null,"subject":"erc8004:5042:208691","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. 0x4ea808a3a8175e7f6ee6f7e16ca3426442a9e3a6b3e48d9404be6745017a2708
2. 0xd266a39346e9311c29afc8efaa25c9efeb28ef25bc28fd28a0f9ab6d20e2c681
3. 0x856acb5e327df97f29bb0a378d1f1ec7c891a94da591fc06cd24c9ff6c150abb
4. 0xad8e9572a26710dbd16a508e2559d417121a9a38c15948fefb255620e4b693d4
5. 0x9a95e4f078bb441fa926b601c19041674f05124b2f96bf969c978a10875abc21
6. 0x3f1ee818eab559c20cf00718c3d1290b8f000e8ca4b14dde14eab043adfa3247
7. 0x8c50c8a8db22ef45ede7e627c4d4a56a96bcc880aadd9d8a8debb2c2ac279fa3
8. 0xab886c844fbd589a0aa18c9555ef3da579dd1cbec9c244f104dc7c04b75540c2
9. 0xbd264b3cd974d11402a8b50507ee211a21c1380a24c38ef0e264a79b56bbc4db
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