Evidence row 3344579

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/R3zy0W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/148e6f70-13d5-404b-b6c9-7a407f331b01/.well-known/agent-card.json"
    ]
  ],
  "name": "Kaumpito99",
  "owner_address": "0x3a63f5cc1a45ced97c158b1fd50c799f7aafc3fa",
  "raw": {
    "agent_id": "315628",
    "agent_uri": "https://centralcity.ai/a/R3zy0W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kaumpito99 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/R3zy0W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kaumpito99",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/148e6f70-13d5-404b-b6c9-7a407f331b01/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/R3zy0W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T01:02:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kaumpito99 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/R3zy0W"
}

What the leaf hashes

{"body":"fe5919b202f7948c290887054ff4fea80a7b963740066255cb8430f3cfcbf70f","id":3344579,"kind":"listing","method":"sync.erc8004/1","observed_us":1793840553330505,"prev":null,"subject":"erc8004:5042:315628","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. 0xb3d7fd3b2ec5cafe97453240bf384d4628cdc1b1d8ac4409b3a707e60e0d7983
2. 0x826d677cae80b5df79acd312ecdcfae7d39e6e3b23fd22573533cc420c2bb263
3. 0xc63b0658780a6d1ca0cb64a533956fa6113345a1d1b4f1c1f49d92185a2d8ef7
4. 0x56b82fc182afbac4bf6802301fc567871328d132006afdec29672b8bb35a690d
5. 0x7001eb6e6178e8e5141988d170e192134b2650dadab3285484ffefbead75270c
6. 0xcdc1ad472c5c2ce3786ebdb49e8d5889ed8e32f2af2e7e4a1e6d23ac0c7c1fa7
7. 0xd85c5aa06a43bc88252668bb7d7df3fa98ea46f70eefc68d07a0459851677e3a
8. 0xfdcaae75d2537bc47fa1aeed6838963e7f4baeea233898ad5e7be08332d22df0
9. 0x7781dd6d392cd3d3a4c3906f84ff25b58f0872079d9cdeb31d4a29ae80c66154
10. 0xbb95f50b05bd359c0e43543f41331ee59c8ac40ff22aab54f88be96051186f90
11. 0xe880190ec3fdd540b27f8df4a3336ac57c917af73283c3e28bfef28aab48549e
12. 0x15f142e4d7f993e508094067508c4ad3c7a70488133d7cbc852bada042990250
13. 0x15606313db283c3954cf1fa47163b39920e323427a56981ab81f7bc73b1b36a1
14. 0xe9b3feeda7ba0471328dce63fe578d2b6d168331915c3460a3110e4549c6245c
15. 0xfb7fd5d9f2dad2a875d0018c34534e495fa88fbef40533c4ec84080e09b402b0
16. 0x94ca8b6a95491be1f3ac6de55d756552e3d7dcdd3a530f60ac239342f2227667
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94