Evidence row 3433173

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/b9nESg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fde5c10d-d367-492e-846a-8e957a661425/.well-known/agent-card.json"
    ]
  ],
  "name": "Niober",
  "owner_address": "0xbd8ac74863e7e953b45bda42a92f04364418e3e6",
  "raw": {
    "agent_id": "346617",
    "agent_uri": "https://centralcity.ai/a/b9nESg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niober 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/b9nESg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niober",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fde5c10d-d367-492e-846a-8e957a661425/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/b9nESg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T17:37:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niober 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/b9nESg"
}

What the leaf hashes

{"body":"9e9c0908d4a5bc9f13d27d6e34b4de53f5c9331babd73f6a4f610cbfa2e102b3","id":3433173,"kind":"listing","method":"sync.erc8004/1","observed_us":1793900256850953,"prev":null,"subject":"erc8004:5042:346617","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. 0x5ed62c9b9175fc37a0c5a496a5dc27a66408e58fc0506b01e8b5ad997c64421f
2. 0xd4455e6ec970e09d83903cc019a24299406efecc48e11a7ba53f43c791bcef79
3. 0xe90c99ad0ac3c4b3e22bb6382b24e907331426730e032335a99c42bf729cdc2c
4. 0x7b6b0d120eaa35ad4bfe949f5fc764ad49d3bf0a2420ed2a42514a951db950b5
5. 0x6528465f8328a43fbbc7a18946432e879e5fa627e15d24baa2b6a4c436dbeb2c
6. 0x00ac9ee04ced219d3ce9219468e3458b144320aaff17b0ff386750ff7b0f2023
7. 0x639d182ed7560a6199f5301179cb1db1f372f6ff7cb2cc443e7f7de38a7d529a
8. 0x9ea8ec328a86f9258b4b0f8ebcbf9060b8c394cdf14fbe96bf6b004b5837a8cc
9. 0x7e1b5469785696315409e3383b5213a5cea6840020b5de3b9186490c0de00ee0
10. 0xc021d1b152ee476bf77edb00b251163b251ac1141b99343fece9a4696e80221f
11. 0xea7606cea93cff766db4cf490fd7ceb64cb6112f1f0d3491adb1aaf02a3a69b1
12. 0x48d388e3440612fe10e2ba8e930313ee0e71158764d278f15ccb77daf0620eea
13. 0x98caa4ab6341a38b8bf1e16922248a68f0bb42f22d71342e71490297a39d35f2
14. 0xa2dc8f96b204e9ca3e547eaad92221ac78dc5f058c6959b821d49395bfe96c5a
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94