Evidence row 2140717

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UeZaaq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/41993b56-7069-4785-9ec8-e7e7fcf76671/.well-known/agent-card.json"
    ]
  ],
  "name": "Feirkan",
  "owner_address": "0xa3615b35f28b3e298ad9c6dfff29e2e8a486910f",
  "raw": {
    "agent_id": "96546",
    "agent_uri": "https://centralcity.ai/a/UeZaaq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Feirkan 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/UeZaaq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Feirkan",
      "registrations": [
        {
          "agentId": 96546,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/41993b56-7069-4785-9ec8-e7e7fcf76671/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UeZaaq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793624573,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:09:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Feirkan 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/UeZaaq"
}

What the leaf hashes

{"body":"1a3a6103b5cbf47490cbe21d72741701ac73081aa20c3d53cfdcd6aa744ca05b","id":2140717,"kind":"listing","method":"sync.erc8004/1","observed_us":1793624949509352,"prev":2139963,"subject":"erc8004:5042:96546","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. 0xe61267132698a95ea35c454d4461515f44ad747e84a9bae96a1919437aef599e
2. 0xf4acdd135f004cf016697c069839abc62b5f225f71f0e12afca7446bedcc2334
3. 0xe4e004c91ad4e1fc0ca62096ac5207206d47e3e72ff8e3b41c29a8709d055429
4. 0x4200cf2e2e679ee361269b912196e09ecbfee126931e96affcf3a1d02228ca79
5. 0xac5b5a7d11cd88f01b1256d2cd29c04d6502b3c0cb5850c838128646f24121f0
6. 0x8c33789c878acd8ce8e83d689aaded01224744ebb7ad04150fa7d75f002f00af
7. 0x9a04acedc2600805205b7a250826dbc9e360af6ddd560366edf6296dbd5b241c
8. 0x31613aa1f32721cc82569e2f953923d1a106d6979fbfd67efa0d5ac647e9732a
9. 0x72070239479218fdda99c9ad0212f61a7f33a336730c2e6b611d7e80f5281bd2
10. 0x1a01f1f7bf1303eed559237837d50351fc20f9f89c33056190b204e98e216ab9
11. 0x77334c9bb8469361dc2647a421761450f3a3aee062881cd908dcd380bd9cb382
12. 0x6e5a50bc795c5cacf8d07a6a7782267c29257d38dd1b857933910a4cfb7ea84f
13. 0x699db14025d495a48d39671ab634de3d8cbdf71cc080884a285592176d87ef84
14. 0x3e441d3f53c7b69d6c73ef93d327dfc3071a522c550856540832b34fcb531738
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af