Evidence row 2550970

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6dPktk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5638a335-0909-4e4a-8b98-477454625042/.well-known/agent-card.json"
    ]
  ],
  "name": "Libus18",
  "owner_address": "0xc7ac941b86597b9e459f5abe096ad6a1ee898ba1",
  "raw": {
    "agent_id": "168561",
    "agent_uri": "https://centralcity.ai/a/6dPktk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Libus18 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/6dPktk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Libus18",
      "registrations": [
        {
          "agentId": 168561,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5638a335-0909-4e4a-8b98-477454625042/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6dPktk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793692602,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:01:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Libus18 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/6dPktk"
}

What the leaf hashes

{"body":"5a6cf354d721f146fb5bfce092b8b82d9e2c9a40b8453747b38aa70cfe386d9e","id":2550970,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692871563977,"prev":null,"subject":"erc8004:5042:168561","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. 0x3a1c415eec7776917655e91dad47b220fcee7afde4f8aecbff3678afba291fb1
2. 0x8b7253636c10dded4e9247408f39e5d72035414362dc0d429ab44e78e7e4010d
3. 0xad3ab86ba5734ff4ed02d340e040188233606349fe06ee6b202465ded3092d71
4. 0x5b343715b32f1cac0707baa5a9626a024857165b4515bd880b1862cf0d46c375
5. 0x45e46d2a55cbf03ef95d85b69ea631a70ed262b9a29323dea2ae8c17077627b8
6. 0x148f37f00d3c25cd9bec18ba89af4dca2854ef257720e8241d479af6e7a82dfb
7. 0x047ca651a0165c8200b92a4eb27e83731d55560e28ca95af74c04e9143059e3d
8. 0xca9dd9a10caba91b25bd2215143886c5cd2e9560941a4495a533f76e03abbb00
9. 0x7ad5d7e01adf68a9645568b8b9e0cf3d011657c4a474c77efd95ac049d01f004
10. 0x9368c5a0f3960145800bc81aa25dbbaa4b68153b4423fb080222b049ea21111d
11. 0x62206a91c63fc24bbd8028bae573b906efc8af174f81f99a69994c03894d7689
12. 0xbc0e8f4cedab471dd5faf99b833903854f87b7d3d9323c3e331229a9891171c0
13. 0x9ff0540c065d2c066aa07e30d42707c88f5f7729bc3c89880661802495922729
14. 0x58aed1257fcd4ee1c84710e1858bdde1ba134c86ed73f1f35a7aeaeacd9398e4
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7