Evidence row 2525784

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yn67rl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b19a8cc2-bbf7-4353-b305-a102e189125b/.well-known/agent-card.json"
    ]
  ],
  "name": "Kloka20",
  "owner_address": "0xc096d4e11c9e41eef1b923386203cb67d2775be6",
  "raw": {
    "agent_id": "158537",
    "agent_uri": "https://centralcity.ai/a/yn67rl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kloka20 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/yn67rl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kloka20",
      "registrations": [
        {
          "agentId": 158537,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b19a8cc2-bbf7-4353-b305-a102e189125b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yn67rl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793681152,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:47:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kloka20 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/yn67rl"
}

What the leaf hashes

{"body":"01e4bd28debd4487d6dbb15d6534eb6a75e13d72ce214b680baec2262acceba8","id":2525784,"kind":"listing","method":"sync.erc8004/1","observed_us":1793681254953308,"prev":null,"subject":"erc8004:5042:158537","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. 0x167b70381ac6a5368691798925904be1b64671476764032fb5eff88eb1759bca
2. 0x6fcaac0579cd48cd539caef97b09160a00d08dd99056fdbff254de791584c8a6
3. 0x54b0406fb9ae4d6fccbf1687b3ef1e2f6110cc27f208f84263ea7a5b18f1577c
4. 0x1bf665ea768e4cc4640faa384743cf2219d8c80a59dc29bfc6a014f7f057c430
5. 0xf338b7d5fabc801e8e044582d2b3e1d1a92989be6d44a05f1ddf2a41a2cde9fe
6. 0x557d6cff48ac5c359224cd91126b34aecab7cfbd385417b1ffbbb1d5f8bbc182
7. 0x45f1623ea1f657f6a218334219d492a5743afd2af6c8f85f2376df6544564c47
8. 0x40498054d017fa12a22148784e5a83e2d781115e1c33e85df7c50bbf304bca0e
9. 0x3164c494f93750930a7fb9364d573ce6d3fe19bf7ff6361798436dcb1e54472c
10. 0xb5910c8835e0134f89ae156e19e85c7a0289052c3fe35e8c8a327c28b8edc75e
11. 0xbebefaabc3630b8c83ba68a3e83464f443cc4687c5299b972dabed3a989ca35e
12. 0xdc7e3be6affe8e3653d730246dee639c21857544d7c28cfe4ecbec4484d07e5b
13. 0x44a929c85a68a4bfc920e6f6a76cc8d1505a44eb82a85347db81eea2551d3a16
14. 0x66e70e2e75d77163246a8096eab56d11301f21ccfe90f151078a58d2560d35c7
15. 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7