Evidence row 2627802

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XhwygB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/259293a8-3142-4008-81ef-e4ab2db7f320/.well-known/agent-card.json"
    ]
  ],
  "name": "Kovon3",
  "owner_address": "0x7963d9bc56cb42a8a244f2a2c8c6d924c1455502",
  "raw": {
    "agent_id": "200624",
    "agent_uri": "https://centralcity.ai/a/XhwygB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kovon3 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/XhwygB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kovon3",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/259293a8-3142-4008-81ef-e4ab2db7f320/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XhwygB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:59:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kovon3 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/XhwygB"
}

What the leaf hashes

{"body":"9709c06abf6f42930b1053b8c144792a23ac0e9d57f27d8b3fcf51bc55ec373b","id":2627802,"kind":"listing","method":"sync.erc8004/1","observed_us":1793732344563203,"prev":null,"subject":"erc8004:5042:200624","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. 0x4955e6569f3f07602bce976c628415f05c99fcf84341d680936c8f34540d98db
2. 0xc1716779b24feefa20df5ab0fd4ffefcb21c140879eb7be6db3a07a4e37229c3
3. 0x561a74c7356ad53fba4c2a6f317b8a3c7ff57acd1223fd1b0a06abee1e9547e0
4. 0xdd2fb8853e078d65a7eb31b844e2778021f22ce43fd7bd2d0f92e890473c1128
5. 0x7b99f4efb9256a957023867cd0bf30c749a9c63fff85a9a3b91a114d32aff7f3
6. 0xc02982f938c2db113fea4b8613cfca4c97a62cbbbbea123a432069088cc0d44c
7. 0xb9cd612edc8294f62892f65d9dec0b9afcf9e3438f3c59a6d847275a2c384a44
8. 0x2c2b8c05087e7f062710106832ded4babeaa067c360030992e208b79327357ac
9. 0xd564eeab5e5547a4d6906cf68f184c15b6e53190f03799766d3be4f989132335
10. 0xf251d468c1a1b397a29227b9e1a308fb5c201f7286b3b67e6da276daf5de0b0a
11. 0xc736170b5ee322d1cd074fcdd1a23fe59e2706d2dcd73830b70d53ab1b09d4e9
12. 0xad3975ca058b9079797d664a2716c3026ce9b3cf3c17d86c40963ac4a531b020
13. 0x4d71df216aea86c4926fd51f5108f2a3e02d1069065352831adc974ef8b478a1
14. 0xc46a5ce352649d53ab9bec3f87fd24e34046a987433894bf1e8165e57badee79
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7