Evidence row 1541649

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": "2026-10-31T21:45:16.703682Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T21:45:16.703682Z",
        "updatedAt": "2026-10-31T21:45:16.703682Z"
      }
    },
    "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": "1.2.0",
      "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":"847275c516c12ad3e843208b5981e400eb217ad088bafb0e26d8a1a4148f3232","id":1541649,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793485024968865,"prev":1538237,"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 2026-10-31 (246033 rows).

1. 0xff342f9726a8b635f740ea0b856664355a2b410049eb29639b6f5d448bec76e1
2. 0xada1eb8761dd73ab302f4abcf5456e72a5b1fc4bc55f5c3b2a55cb8288580e02
3. 0x4d8f2c631daf63a4ef3561dad6b92eccdf798568632be0f30fb9540b6be8e652
4. 0xe4149bea70035408bf3a6d6c3080ad2f1657725012ddb3c6c7aab47a51be6f33
5. 0x485bc942c47638120ec9e04abe8ecbf5cbc769b879045f1180789dc713564fdc
6. 0xe6f866e053fbdc3e43093cfac083393e87b7c3be8522e541e30df3bd67a4b4d9
7. 0x5cb4fec7a03c0c5bfa1d88835ddafb59eff069eb4861f54d2b23ee2f6a3f3e62
8. 0x5da29d93bb3a1a288bac6fe9ead339c8ecf2e3ba5d841f7e4fb828498c82a755
9. 0x053bac7094c889d969e050aa1815d8dc2b07911633df88276ef8048a7f0ebc23
10. 0x185a1ca2e19a7de76010f9aa1bd931b91dcf0685099381bb68175a7e56092fa6
11. 0x7f9769d405d897d1fddcc100c53b1c1d11360cb30c9421985e441655e4ab5106
12. 0x79a7d3bc40b3cef821530aacf5be4a901377fcbf09be0c5e461295c2bfd385ba
13. 0x5351bb459a6a771e5069a93e1e2e3827a67e432c5691b54849b4102bbcbf5577
14. 0xe2a6611300abdb7312e664a37fe7f1b470ff8ebe48733a7b7064c0db1f012dd5
15. 0xe9e97d8cdaf19b6da06606a22b4eea548063df6bacb661abea4c37aa637b5c3b
16. 0x4befbbd74452b2a3a89b7e1e809ba011f1be78aeb8153059503fda47c454d086
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0