Evidence row 3457481

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1Wgeun"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/672c37e9-ce10-4210-88f5-6bb16e252ab0/.well-known/agent-card.json"
    ]
  ],
  "name": "Hantan",
  "owner_address": "0x2ef1e2670b90ac5e432afb68dde3707e79d273bc",
  "raw": {
    "agent_id": "353737",
    "agent_uri": "https://centralcity.ai/a/1Wgeun",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hantan 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/1Wgeun",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hantan",
      "registrations": [
        {
          "agentId": 353737,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/672c37e9-ce10-4210-88f5-6bb16e252ab0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1Wgeun",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793912401,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T21:05:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hantan 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/1Wgeun"
}

What the leaf hashes

{"body":"97e2b776d07ec87806f654819c2d5a6439a868d330553af0d5b4a747d1c2d6a3","id":3457481,"kind":"listing","method":"sync.erc8004/1","observed_us":1793912716198331,"prev":3457087,"subject":"erc8004:5042:353737","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. 0xb3dfe287e390d91077f70049252074158b96fd6881cc9c3007a3f2a769c487e1
2. 0xb92b69610f0bef790b57651928c4f9da73c33be79f1e5e316772ae6184a55e81
3. 0xcb83852c0d0eb6f2cd0567fe11233982be79179cf8fda97b0e4eb3de5a90e0f6
4. 0xd798cd122c9a27cef64c5ad80851eeb990e4fe5141722ca53411d0b68bdabe92
5. 0x8a6379552a120dfd1b0305b8bbd27a61caedb4ed19dd89e7f6384a085f53017e
6. 0x517a1d2f2d84a46591425241096bbedff36aa04052cccddeb156f8b59f6a9a3c
7. 0x99c46bd8307a64764698cb3c69f50565f236da153e48cf4b1078df01848271f5
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