Evidence row 1822201

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8iKaIN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/89912d63-6862-4610-a93b-c2da2d166bec/.well-known/agent-card.json"
    ]
  ],
  "name": "Brofero",
  "owner_address": "0xa4254b5ad59d536aff84803326e2ffbb251e2b22",
  "raw": {
    "agent_id": "24008",
    "agent_uri": "https://centralcity.ai/a/8iKaIN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brofero 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/8iKaIN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brofero",
      "registrations": [
        {
          "agentId": 24008,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/89912d63-6862-4610-a93b-c2da2d166bec/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8iKaIN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564547,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:24:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brofero 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/8iKaIN"
}

What the leaf hashes

{"body":"452b285d718c90a90e761a5068cd2e6aa732c58dbfd0ed2b7ff97dda2fcca353","id":1822201,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564644450660,"prev":null,"subject":"erc8004:5042:24008","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xe7c0dd3318a46151ae915bd0d956cfc230c53fc64cc442143d4db561d661e109
2. 0x17ec28be6edc2ec17cba60da9256dd0244ba78ad708f360942f2672f960f0f37
3. 0x3f4db0312daa42e043b6e507911e32403a134de8afe270301a313ec0fed6c1e8
4. 0x8fd148223df442d606957df5a33d26feabfebb4530e557f1c35f65e01024e404
5. 0x39389a9b87c6e08f27ca82165c77e77d205eb2083778f444b4e5abdb31ef2b8d
6. 0x424f211e1414645307783c3e92c774d13e53f5711e2d5d92850adae987c453dd
7. 0xdd8fe3280392999c3c7de4890e966aac77bda8f1a675efff2f0028ad446a849f
8. 0x78ce882f21a581823948f9b33f62f86ce2e0a10ad4102b7055ee0316576b1d22
9. 0xc12a4326917d2e4fafbacddc527b1012f90ac85b247985f01589b2ecd8910bde
10. 0x91cce5b5f04bdbae8fb89b56d48b52f293a3f584ff3da71e1aa3a1791bd9bd50
11. 0x5eecd291a5c25a115db49db9565629f020654f3815165d348fa309e8568321ef
12. 0x88f388e99f620f52463bef8e2a864310e2482a28431e205d9b1869498e75a162
13. 0x2d4c132f554f691978e574150c9c62f9035c2116f17d214b64785e8513cda423
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90