Evidence row 2525776

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PSjGsD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ee97dfde-8a22-4f69-8bd0-394c04bbd954/.well-known/agent-card.json"
    ]
  ],
  "name": "Piakano",
  "owner_address": "0x2faea56a243dda4af3ffc1d4d169207443761cc8",
  "raw": {
    "agent_id": "158529",
    "agent_uri": "https://centralcity.ai/a/PSjGsD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piakano 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/PSjGsD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piakano",
      "registrations": [
        {
          "agentId": 158529,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ee97dfde-8a22-4f69-8bd0-394c04bbd954/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PSjGsD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793680971,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:47:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piakano 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/PSjGsD"
}

What the leaf hashes

{"body":"e610c163a925562ddf72c783cfbb7bb31266c226af4ee4544feeb8592a701198","id":2525776,"kind":"listing","method":"sync.erc8004/1","observed_us":1793681254937012,"prev":null,"subject":"erc8004:5042:158529","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. 0x2f1f732cf3111334033536571805fd767e37c56fd48e7b96ea38c4fd696da023
2. 0x8d49888cf928eecab01b8ee1c386948fe8c1553922d63b4baa89728bb0d8cda9
3. 0x4593438527a4b651b93716d255f260212e7147743c2aaa2f115e26017c742192
4. 0x65207cf9a5467834205ec4bfb5df3442931532d8aaf56abc9a74617e521c4e84
5. 0xdf42912ed93b09ed862f1d66761835391f5a19d5244fa77a5d1c6de1ef2ed6c4
6. 0xb84f862b2c72e0d6942e12f92b81bf8996b1325ced3f278244c6eae31c33b528
7. 0xd3814cda8d98d1c17bf0f5acdec602ede0b48785280b35c8f700975232cbd55a
8. 0xfe3d10fb836321de6800026583d713f3d71105f648830a2f50934ae047ecf597
9. 0xe052b932b82dd43a0f0d2283a817871c5c82efb65ae93f43439ffe58a487ee5a
10. 0x16fb5d7a23dbf9c0d99c0ee437f6756f5ee120441b144781cb828e5ed580d807
11. 0x2fd3997140d7e146c0667023f3289fd6130a4e689e7090ebd3cfab6a604861ad
12. 0x8455b4b7e5ecaa70aa53da04470fe41e0e0365e4edfd954320849b1c24ce31af
13. 0x2f64dbba88ce60f5cad9ef597b99adbf687838c05ce885ed581fa95aaf9b1a3f
14. 0x2498d172c194baddb2b78ac926b7c8da79833909dc2801e4c25af0c0eeca0f3d
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7