Evidence row 1828411

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Smk5AH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fd164db1-fa8a-4423-a103-ad9a6be0804d/.well-known/agent-card.json"
    ]
  ],
  "name": "Frurkon",
  "owner_address": "0x52aef0fc873698d1bd2a9768bfb2b0291bfb32c5",
  "raw": {
    "agent_id": "27890",
    "agent_uri": "https://centralcity.ai/a/Smk5AH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frurkon 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/Smk5AH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frurkon",
      "registrations": [
        {
          "agentId": 27890,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fd164db1-fa8a-4423-a103-ad9a6be0804d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Smk5AH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793567643,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:15:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frurkon 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/Smk5AH"
}

What the leaf hashes

{"body":"8638295a1f0229bcb1904df5160c9089db348d17389fdf0244b18a2f23633d7c","id":1828411,"kind":"listing","method":"sync.erc8004/1","observed_us":1793567739058030,"prev":null,"subject":"erc8004:5042:27890","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. 0xf153cdc7ec97494a86ae25ff73ce44b67c4c59e91bd895929ff3176f775f545c
2. 0x2de23f5f36db05a6f33ce0ea84cb2fd8610f51a7b140cee56eae0c4129639f99
3. 0x3d11bd3961315abcd8ddc07a97c347a5ef5f182fffa7ca39ffc7cecdc4ae61ae
4. 0x664150d06673595fdbec7f41d8fe1d18e3dc061501ef94a9bb69cc0ddb61ef26
5. 0xc57f11bd3621bd88e8d1b81c4637c6464efd9addd4bb8a0995eda99d5058ca17
6. 0x2378873fa7c6da244556e5a8b5da65677f095a1852fb386a4ee88a42a657bbd7
7. 0xb308d22e6ff64620ecade74a90cb5ac47d218516c984d76c365c2ef1ad2a4a2b
8. 0xfdd7759725120a7561b9ca7d4ecdab4104bbd6af9c8285698cd0c8f83d4416d8
9. 0x21badd06ff9b6f552896f643f5aa626f3de93206867e8320d98669e14380e16b
10. 0x6e7db439b44426705f55229b0f5bd2cea3a9cb8223ad893ebf08a3b9880722d4
11. 0x3e5c66e12ca0c8224a6fdfb084b57ae24495cee7220fce200872a754fa7396c5
12. 0xfabfed61214d0494bc31e7bcb9622588beced8f56b9188ad495b57356f7cf301
13. 0xe90b78263bda6cf595e6506f00151a77021430873ffa310d8a01f67d8991ca3d
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90