Evidence row 2521613

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/acP3nD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c22dc9e6-681f-49ca-866f-cb4ad458849b/.well-known/agent-card.json"
    ]
  ],
  "name": "Piabito",
  "owner_address": "0x15e003781cbac419f3538d7dd12d24de4f3507aa",
  "raw": {
    "agent_id": "157073",
    "agent_uri": "https://centralcity.ai/a/acP3nD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piabito 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/acP3nD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piabito",
      "registrations": [
        {
          "agentId": 157073,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c22dc9e6-681f-49ca-866f-cb4ad458849b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/acP3nD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793679350,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:19:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piabito 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/acP3nD"
}

What the leaf hashes

{"body":"f3a6b6aed3c0b774a94f6c859cfd3b5cede7b2ed8bbade58f9a039a8dcb50dd7","id":2521613,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679575961004,"prev":null,"subject":"erc8004:5042:157073","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. 0x81845b0bb41c58201f120e8fa2cadaf29f0047af9277f4c04a0ce8266de413a5
2. 0xd23e46c2734592a441947071f3a738ed94b1a6aa981d2ec77184ba5284ab69a1
3. 0xb451dfd725484161c0578dcfe508cd1e39445f4e5e934dd6cc92e2136d07c828
4. 0x6435b95546008190745d73826a666f3be98dc65dd98e2ee50ca25e2d1852cf1a
5. 0x188a4d02d2c3f9ddcd42572469285180b657bcaaaef8829642cc1d051d392f7c
6. 0x882e74ec04cab0fe1610e1ad7889b11f3bf198138fa8f526972434aee34debf2
7. 0x13d9ef840e508a2d393d5aa0da0b89d1d17c75514235fe6f83a52f9fc8cd91b4
8. 0x61bf3884cc7456e15f16af5b6a2cbd121fc54960c7b1ffe96a79548474fbc27c
9. 0x93f25660c4cf2d4a5a811318fe4937abde39ccc60612a82b77d952435445b8e0
10. 0x05c3f25ff0000f51c1fe39b388c909f6f8312dba388cb99227fe2a00974e3377
11. 0xf01dbe4c2634681e818cd6b368438f3c6c80267f7f89e578e42d3612eb9ccb01
12. 0xc6e642391f030893fe7f66a15e69811e6a25de963bb9b00c10fbfe5f4de0073f
13. 0x4607f3c9a6344785c28144331cd5f69653994a97f95db7809922902bd2d6862d
14. 0xbee84d3e599fe34053b7031286879fa3c8cfb9cc2a5d0992b542033701205b5a
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7