Evidence row 2279289

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lA3Ict"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0815deb9-8839-4b94-a440-2689c546423f/.well-known/agent-card.json"
    ]
  ],
  "name": "Standus51",
  "owner_address": "0x54065d777d05a0a1f93f17d4c8336df571732a61",
  "raw": {
    "agent_id": "132782",
    "agent_uri": "https://centralcity.ai/a/lA3Ict",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Standus51 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/lA3Ict",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Standus51",
      "registrations": [
        {
          "agentId": 132782,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0815deb9-8839-4b94-a440-2689c546423f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lA3Ict",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793653311,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:05:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Standus51 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/lA3Ict"
}

What the leaf hashes

{"body":"757a3bb4d874e54bd69977a2d1f6cdee77a187b714bd946ad34cf1cfd085b02a","id":2279289,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653538933018,"prev":null,"subject":"erc8004:5042:132782","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. 0x6878cc4272525235e0a6537e894fab019d0b660516b8b594866da2de05096c76
2. 0x83422e80e0b782d7d5028a2f1c8041ed4c460f42e6654d32a2ad239bf7e17abf
3. 0xff544f8121833271aeb16809338c339ee0ad5888e610e98f45d3b6f71f0197ec
4. 0xabc774be4d17cd677dec705b11df450ae98affb99546156d904bdafce5aceca5
5. 0x4f11fca61e608632b6a3a4d444fdd72440474384bdc4804cc424907dbc1cd113
6. 0xff11d1070c8609155dd63a6717ee03ae5c477d4c710096b6ddaa442adc18f44f
7. 0x789d2acd1459b69dabfdb5e97dc38dd10dab5c6573c877c40947dd43d124b17e
8. 0xdf21a63f4f06cbf941193838e4cb6f24e5dbde8fef125e09485dba238984f427
9. 0xb5b4708cb3e09008963185e2d4d00cd8c1b95dfaffb4776a5aa8fd9f9aab9356
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