Evidence row 3057399

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nG71f1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/afc5116f-5dad-457c-a7a7-999bcce11317/.well-known/agent-card.json"
    ]
  ],
  "name": "Klampel",
  "owner_address": "0x445aa1029d23baf1721361175aaa8993e89ba5d3",
  "raw": {
    "agent_id": "281057",
    "agent_uri": "https://centralcity.ai/a/nG71f1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klampel 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/nG71f1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klampel",
      "registrations": [
        {
          "agentId": 281057,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/afc5116f-5dad-457c-a7a7-999bcce11317/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nG71f1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793819862,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T19:19:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klampel 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/nG71f1"
}

What the leaf hashes

{"body":"662764f2403d94e3ff9806ee690eab900b51ad0e370d13c7d01119c4f65875f9","id":3057399,"kind":"listing","method":"sync.erc8004/1","observed_us":1793819957980142,"prev":null,"subject":"erc8004:5042:281057","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x1c0d8b702d38f5fce2089d6e917de8c8146cd627dbf0e85a1205984652f43122
2. 0xbbff9baf6efe5c9e4524b4e980ff94e8e67c618e67b4325c49d5f4188a147e97
3. 0x7f41c53870d4738e727b4904266022f3991ae38f73d7e9d918bd9715a3337fa8
4. 0x2a401b8e0b8dfebdc163092d7db28b2cb7361e0160bf7585b7d0ac4199b17d09
5. 0x02a845781d8abe606e265d7f839b304fd11459ced5d6c3b2808f0065dc490819
6. 0x3566b257cdf06aab6bc04b7d2a9ee82eaf2d0c3d930f8632effa61553498af0d
7. 0xa77d8dbff366ebadb4a7d3d6089b99d387d749d9b7e1a5a4b90097c80c30ddc1
8. 0x3acb0cd9960b8dbb4bc93017aeadcc83791e292341f89931f735f4af957960cb
9. 0x2893cb12b5c8973e1448587e16d3b1839550413a6771ba72521c42f5b6e7628b
10. 0x246c47f4b4a2aeed8ad87f511706c1a60fae8faf15ec7d232cc6e4cb158f406c
11. 0x84c9067eda6f82df72944707071ad8206b58bc0850ff9d3e68ae95d4208c89ad
12. 0x954d52545a9dcc2d72f787c5fa306fe60d615ed42c0d83ba7b77b99fe8b64794
13. 0xbb5d899f84b0021e55df760cb65a3d4317509568991b962bc343fb11b9807291
14. 0xf0f02c8f6d66ea83b0e30d64247c845d4dcb4d5cd98d515dac1a45c51f7daae4
15. 0xc548b1872185ffa8b629b319d34df11bb7ba9b287199b96bea02abad81eebaa6
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345