Evidence row 1831992

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gcEnYW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/77525a2d-e53c-49f1-88fe-b553764b8183/.well-known/agent-card.json"
    ]
  ],
  "name": "Klumpa2",
  "owner_address": "0x5ea5f5c9c25c23f98d063b2c5267728f9b98ba01",
  "raw": {
    "agent_id": "29887",
    "agent_uri": "https://centralcity.ai/a/gcEnYW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klumpa2 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/gcEnYW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klumpa2",
      "registrations": [
        {
          "agentId": 29887,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/77525a2d-e53c-49f1-88fe-b553764b8183/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gcEnYW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569256,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:43:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klumpa2 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/gcEnYW"
}

What the leaf hashes

{"body":"b579daba6e67de3e62d585fa6aa22fa83d117b6c928c27058bcf7069d9ec2b51","id":1831992,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569431685625,"prev":null,"subject":"erc8004:5042:29887","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xe9bfebb9f5cb16b3eba9e9863f20c5cc869ce8476b65daa55e3c4722565878ee
2. 0xe1a8a480ec1d4edf099c418fd8365f386a3252740d302e9d2b645fcfe17a3628
3. 0x91476e79f1fa45ea3f0a199484e3414af9b7d3c57971d182872dc68ea87f36cf
4. 0x3607d289d9475f44b2072af9d5d2789cc8833c469d917d679d0ec55f5cd11b70
5. 0x453a709a5902b83abe80480a8affa6956d6eede3d5ebae991b3b9bc7a36bad42
6. 0x8440108d0e3148ac46610e57eb5230fa1830ab7732d1bf38bad387f107aeb309
7. 0x5409f3c99d13ec8844ef11df63005c45704df16af1055bd0648b1102733dba9a
8. 0x46e428d182d28b3b6d5ed7ca671a9e2ec37cd41f7e92c6dc715df0336a0e5d92
9. 0x78cae5a9f6a85d87262e5a6d38316f1dd090a3d40eed459750866603cd98c2bd
10. 0x4596e5f74fd01b5c9f3bf8d5b381560c36edaad2e6e447326a0198ef16262510
11. 0xad110d4a930c2f5751b57d02f2e1feb666c73638dc8e10a8c668a08b40636a2b
12. 0xa1b3635993cbefb58f74c74567d4bf8407e2138aa7bd738bcbfea2169ff3e13b
13. 0x0634a45000fa6f73103fbba8bbeae4bebdb256b75effa591aeb1cdeebe8a0e87
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90