Evidence row 3414714

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/zettle/"
    ],
    [
      "mcp",
      "https://zettle.usefulapi.io/mcp"
    ]
  ],
  "name": "Zettle MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-05T13:38:53.888684Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:38:53.888684Z",
        "updatedAt": "2026-11-05T13:38:53.888684Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read sales, products, stock, balance and payouts; create products in Zettle.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/zettle",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://zettle.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/zettle",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Zettle MCP by usefulapi",
      "version": "1.4.3",
      "websiteUrl": "https://usefulapi.io/zettle/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read sales, products, stock, balance and payouts; create products in Zettle."
}

What the leaf hashes

{"body":"db02b84a0d80b7f2af1aa781809ceb108f60449a03d9c4f0dd58303cee12fba8","id":3414714,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888500625762,"prev":3396463,"subject":"mcp_registry:io.usefulapi/zettle","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. 0x2b61d4002f4e2ce4f271c6e467bea09551295938b0995bda1c5d877e4ca4f60f
2. 0xc83d4533a054975f9d7b7d19eaf8b3d72db4899f718f7f246997884b0069ee8e
3. 0x0b6c885ca717ee2819bc9ff6e3376207ac1c6022e4c32c9951097b71d17e435d
4. 0xf7447afecce5f9cb3fb9f644bc6eba670ea0f6af115a93c694021431b1c6e49a
5. 0x21455b89a67fbffc2ce7b879b9d85a33c6830e5167816bae895d5f2b5b925a82
6. 0xdda480d099a35c0c7260313cc07d82eca6aeff3005678140d1db6e67768cca1a
7. 0xa67f71e5463de82fe8047158909bc9462e7e9068d69dd5545c45b005dee90faf
8. 0x504bae2c7437f4938266f25022d2e8caa89f0d2bb01353fa899c56f28314239a
9. 0x699189ea9fdcd6ecbdaf0c1fbf6827063b7e2330979d1eb61f31d7e42260607c
10. 0x78a26d81a78ce4a49692ded96df510b80f4dd88e13b0ca54ae39a79499408e89
11. 0xe265864fad378a47fec907b2e1d9a5d2b029374c884d8c46c15248f54a370c84
12. 0x3653809347688d86ae36c4a9b471521e78e7db7b1409d4fb5f86e9d73e3ee256
13. 0x6fbe23cbb012f30cf469d9eab6acaff62ab8ad93598502a3bdbd6f4ee329a80e
14. 0x67e76a5b4517f0cd6d3381baab96eb627df4394492e64e7c2890e01538ee4d79
15. 0x213998878db6a423b0c367a68aba39293f9287b39bf1a80904fa9c6975bba987
16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94