Evidence row 2276811

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MtMEnJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6ebc4ca4-d69a-4078-88bb-b41a1fdcbd03/.well-known/agent-card.json"
    ]
  ],
  "name": "Grobero",
  "owner_address": "0xf2078bf926d3f2f76d83a56be4283d2ff80030e0",
  "raw": {
    "agent_id": "131645",
    "agent_uri": "https://centralcity.ai/a/MtMEnJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grobero 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/MtMEnJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grobero",
      "registrations": [
        {
          "agentId": 131645,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6ebc4ca4-d69a-4078-88bb-b41a1fdcbd03/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MtMEnJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793652332,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:48:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grobero 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/MtMEnJ"
}

What the leaf hashes

{"body":"3c0c3a77e29e7dedd12a1a3b30d5059747f212ad558b5ebd3dcf58548ea2418d","id":2276811,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652501145696,"prev":2276402,"subject":"erc8004:5042:131645","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. 0x3ef47df7532ff289e8388d97ee5202fa0dfa00fd80dee46636ce2e49d6ead885
2. 0x1da5dfc1da6301e655e79db78ec24410877ff99828ca85d7c71eb638d3ea7122
3. 0xced7389591b0a25aa5dbf2565d9006a389733d149c6c7a5ad34d7ac9189d32ed
4. 0x6fb555261457d8203d6f22dc634af11da3cd5007c3d727c8f14c5a9e98172aa6
5. 0x7b52f5f7ad3c5e043d0309421d2388bd6cb2ad48092f311706998b66a441a004
6. 0x0dc945a68b2f8c3957eb0248a98802255d1ffccb1703c2b60a34fa52c57fb8b4
7. 0x4366d16388f23825e43a4adfe3a3db41c9d90f9c04aee13fdd76e1a56d71200d
8. 0x25748611c446af7602709695ccc4b68030baad0256d2d4833fb35782c63e0367
9. 0x1fccc018849c3edaa16226d370de2cd0fbffd846c2599f8cf2cc28c7a6611a6b
10. 0x1baae0acf4c25822757521c5771676a9acc4e940e30eac088b28d15cd5b5109f
11. 0x5d738b23e848656e0f14e5d4bf44c9d8d79b8e9b7b578a3b7e4d7d2b7635ba63
12. 0x8b852f807f31de54a836fdc58fce79cf6c246fd37d9b39a1959fb3736423247a
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