Evidence row 2040829

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/k6ubBw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/353b81f0-366d-4cde-b15d-eab19b066179/.well-known/agent-card.json"
    ]
  ],
  "name": "Gostus",
  "owner_address": "0xa6b0dbf5f49f6fc197ed39f577cb8f960b6da806",
  "raw": {
    "agent_id": "53111",
    "agent_uri": "https://centralcity.ai/a/k6ubBw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gostus 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/k6ubBw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gostus",
      "registrations": [
        {
          "agentId": 53111,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/353b81f0-366d-4cde-b15d-eab19b066179/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/k6ubBw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793587803,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T02:54:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gostus 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/k6ubBw"
}

What the leaf hashes

{"body":"8c5fa2db6ee34a6a32de7cdcd647724d74f08b58d4fda8520a450236d0d61e51","id":2040829,"kind":"listing","method":"sync.erc8004/1","observed_us":1793588087574158,"prev":2040439,"subject":"erc8004:5042:53111","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. 0x68a590bad99f0c99116b0ee789dff6f0c02d54802a9a76ae3fe39b819ed145cb
2. 0x883677a7f2844f3a64878c980b2b0d4b496496fc0c3b9038317607745e4284a6
3. 0x62f56f806071f1295ba78921689910dd48aa91ab4c4375bb38db3bc69a36d46a
4. 0x52c60e740a2a8f4b4118828baab81be2b7f8d62912cb1bee52ab0031fa343d2a
5. 0x75324bc5d1cc3099a3288016fef0aed71d141fae92f6649bc9278eb0b14dc640
6. 0x208eaffed6ba2ca4a7fcabbe39bd7807561de9219988210fc04bfc9f3486e191
7. 0xea9b136fcb19e9fc026183cbc68f25f015f25fbb9466e9ae92728d19f383ba8e
8. 0x9fff848375e67270a1fd62e22224d3c6e7aca32daf3cde28b8d8545e030fd40f
9. 0x2e2604d66e4acc8bafeb783f04d773c98f127b6eb99281a00681060acdbb8af6
10. 0xae842de2122107ddef77413b1c024b05f2cf875b7346ca48c46391b02554fe88
11. 0x01c805891ada48647c03fb1d0d82d92416748b221e2c390dad3ea7faaa709440
12. 0x38772423e3e81e7430cea010a925d00b0a50157fbb8a4096baa5e0018fd83123
13. 0xefbd3ce8cc9536c9dc7555a61f73905cdeb76d020d347be26b68924fa6aacbfa
14. 0x197bc18a6b8126dd9b52133f001dca55646ad9292aafa98222498ec1746809a4
15. 0x2cdc73dde4ed839d7482b6b91833e64bef56c7626db8439f3bbdfcffd2ae32a3
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af