Evidence row 2540707

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UoiKWR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6183a55e-209b-48c4-b660-ba78cabcf979/.well-known/agent-card.json"
    ]
  ],
  "name": "Trista",
  "owner_address": "0x7a6dd21f3fe95f3b60c3dde4275ff02cdc8f9c95",
  "raw": {
    "agent_id": "163574",
    "agent_uri": "https://centralcity.ai/a/UoiKWR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trista 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/UoiKWR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trista",
      "registrations": [
        {
          "agentId": 163574,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6183a55e-209b-48c4-b660-ba78cabcf979/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UoiKWR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793687037,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:29:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trista 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/UoiKWR"
}

What the leaf hashes

{"body":"edbf4fa097f0fc2d660d696dcb1dc173a17f69a57423c41f79f6dd62669b75cd","id":2540707,"kind":"listing","method":"sync.erc8004/1","observed_us":1793687361306312,"prev":2540217,"subject":"erc8004:5042:163574","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. 0x423e0af6fdb9cd509ab8afc62c30d35ef269a5058a84921b53e65eddecc40360
2. 0xe470d43a859d34d52193559e1e48c6989f1dc1cf93f728133d7093b78280b73f
3. 0xefd3a730dbbd714a5ca3567ecb021078372d894fde5c941ff3f6008773a7a7aa
4. 0x5c07204668b9b4f314fe6d94792b91c4bc0227838d02179557298d4210b2247f
5. 0xea6a29815b98ac0589152f2abd36720164f67694903d630dd63740ec10455acb
6. 0x738a4d5042fd759981812de08f25c6389b37859de0c83aadfc4ac551724680a9
7. 0xbb81c260a153a0b4d54c6ea0e2c41879699a7f0e393a91d538907ed2a730fb2b
8. 0x1b0991925bd310eeaa807581c261fd0c378c29edd1543109d3f77feee3275315
9. 0xc224dae2b04ff0282edfa25f4e29fc6767d23d08701ecad77129225ffd22edd4
10. 0x465d95fefe0f2020ac843c4a14af607e7b6e83348a3600923a35ef73fcb2e655
11. 0x914669306cc211196a495992a1a1066916ce7bcdf6f8b5f39235c10f436df645
12. 0x3e692194b9dd80558ecdd03d2ce10f169dcf449f24c7db4bb5eddfaf5dfa4954
13. 0x6389fe0a64a454c99943bd099b6d3c7b9164c03f7e0cbe464480d5168f9f5740
14. 0xb86edd36717aff076ef26c04db10a77f49a2dca8367fae52e69b19705922afab
15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7