Evidence row 2193292

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/x9Gp15"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fcd4eabd-e8f8-4033-8696-f3f35df1d625/.well-known/agent-card.json"
    ]
  ],
  "name": "Herkert",
  "owner_address": "0xae6870a56d42abfcf3bfe8a0d6beae07eaff6b5f",
  "raw": {
    "agent_id": "122215",
    "agent_uri": "https://centralcity.ai/a/x9Gp15",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Herkert 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/x9Gp15",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Herkert",
      "registrations": [
        {
          "agentId": 122215,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fcd4eabd-e8f8-4033-8696-f3f35df1d625/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/x9Gp15",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793644720,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:42:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Herkert 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/x9Gp15"
}

What the leaf hashes

{"body":"08fe64607c80aac32d39aa748b6596a0b2ca3cac810c20b56f6fca585d9225f5","id":2193292,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644976953972,"prev":2192822,"subject":"erc8004:5042:122215","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x3e4a26df0eb93f8d265b07a53bec6d494754493379fac249090f48573902e82f
2. 0x361bf6f5aff2eeb192ea308414d3b41833b88d190a639e0cf216218518bc5903
3. 0xe756174ce8eba81e8deaa0dccc9939c9bd8d5c7328b505bc5fd5e9c1bb77035c
4. 0x0060d980eeda49faf5e36fc376d88aeab591db210f340235d39a32b4151004d6
5. 0x181c368a9ccb86a42be9520177e33d466b7e9cd16b59dd6d83b75f5b38b45b85
6. 0xf035389fd1b7ca47d7d35d4d74caac0df1a4056022703f138fbf375cfcac5780
7. 0x624104445ee8170ac965d09b66421806992cd01836b6da506a64421272d14a1c
8. 0xaa4424f99aa7fe0659b9f21c1c558137394647f2d87c969829529adb9d7b669b
9. 0x5de5a3823213fe14af52e7860e004f0c2737b0cd14aff525bcabc7e73d12c4ad
10. 0x14bfa021db555b1b095b850bb0e618b439e1891928c48f11ec50b95c5c765b5f
11. 0xd6359ca2c1e268b80cbd6a1a39e7bf31cc48f7cc2c0c7ca155d42f73229b2dba
12. 0xb1c944b99390ba5175965090f5362380c7485dc911c281e22b9c18263ec8c4ed
13. 0x361907c755dedca0a2adf05840c4c503b2c9a3af060e2659c8c63c2a1e438de2
14. 0x2205fefa1140121f3fe567e386a9612e8f7236f2a6b4c18d07e5fc4d08bd90e5
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af