Evidence row 3371997

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/uvIgZx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6f29aa81-ebd4-46b4-93bc-06167c0c08a3/.well-known/agent-card.json"
    ]
  ],
  "name": "Brussabel",
  "owner_address": "0x0a69820646fa2418058f0d6aac4d6b86a9a1c9ea",
  "raw": {
    "agent_id": "321928",
    "agent_uri": "https://centralcity.ai/a/uvIgZx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brussabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/uvIgZx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brussabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6f29aa81-ebd4-46b4-93bc-06167c0c08a3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/uvIgZx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T07:49:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brussabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/uvIgZx"
}

What the leaf hashes

{"body":"0bf9f59a1c41395d2fbb097b92dc887196c2006a2a33e7f5afab8a7e3b43c5eb","id":3371997,"kind":"listing","method":"sync.erc8004/1","observed_us":1793864999295823,"prev":null,"subject":"erc8004:5042:321928","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x5bab82b4aab8854b257aa75c2d6e5176ee363b777312311c14c76b551c6f23b0
2. 0x41c51b15c3a5d8b75214d734f74ab0096dac2d2069c00461d1c51ffb8d2786cf
3. 0x826cab2db3f6711f3fef5e8867963c8d17f4687ec1a2cf5517e6341b56f9f493
4. 0x035e47748cfbb529b7f77fd47f8d59416c83fe9596f0e7a06b239637965b59f6
5. 0x89f36832465301bba994b1348992dba4d7990476e1fa786037bd5ec5dcb1b61f
6. 0x2accbce87f5da2c4279f1b44897c6219089e9da3b1ae57c0e7b58e12400a692b
7. 0x3d85c58534a9cba3e481e6ebe5e5b415ce903eca5d042694885b9fae791a6a82
8. 0x49d2e28238a6a546a6ce758d94d73d5f82c4b5ca606b533874fcbb4ac1e73f73
9. 0x9b1f522e5683267d1cd5bc1fca3f5919dc2e8d2f398ae7e325ed6479d93f5cc8
10. 0x0e0316b690a8680b4c4813a7fcb790d83958602b8d5bf0898b116aedf8ae6f8b
11. 0x70fa0aa976472d59cc076fe477a968f792dcc2bc9139d632510555a1b4a023a7
12. 0x8eb71c4c8ad22a2dae213578c05536d0e46fa14a03de40b0547c4114027d9d1a
13. 0xe87a0ce6101e0e2ffe4c6ae4b4ce479481e520c0524e7d43696e9521834ab9e1
14. 0xa2dc8f96b204e9ca3e547eaad92221ac78dc5f058c6959b821d49395bfe96c5a
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94