Evidence row 2130689

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": "2026-11-02T11:23:35.487958Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T11:23:35.487958Z",
        "updatedAt": "2026-11-02T11:23:35.487958Z"
      }
    },
    "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": "1.3.0",
      "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":"fdaffa07ee28902f331c96f624b49c308c8e22e4041751b6ba7abbdf32251e30","id":2130689,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793621913160124,"prev":1541649,"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 2026-11-02 (444186 rows).

1. 0xabcca851b431f2c8c4b3486fe8240f641cbcfd16dd23c6d536986632293f6aa1
2. 0xca1138d12d223cbcc66c71f8ff53fd5783689390f90226d76937bfe904b3cf2e
3. 0x33db3f9868faac33ab2e176fc9ce7f8f3a62fca2ec2a7d559594eb0e1b087cde
4. 0x446be46f5cffcf51a897ea29484f7cadcb3a73436af199eccf4a2adb46d99848
5. 0xb5213b0519b4e5ea6592c60e0e10e9d6b83c0c3610cc0f4a02b820c10e77b711
6. 0xa2a224c395f5b65c7ec97c1922bec556ff5b75fad1517ba0f1fc03e1a1bdd377
7. 0x6a4139ad1b299a86f9a3b167028df7b0e3a0fc16b16f88456d664d83a8833d7a
8. 0x042c91f868e26a299ef70081f4ca3932084137db9ee743633e2adc682c7fde8f
9. 0xb8de12298ae50d8a747a311f90d38dacc0d9b87e26c408a5620f86ea02e62d71
10. 0x66573d0444b9bb1111676dfd791b96a19db5e3a63b51ed59a711a8fc18291b00
11. 0x11b69f43a7c4024769bdbc7a2927aaa4a35b3daee374b285eefee5f496b823b7
12. 0x8cc79a806621c6c78dfbbdd21d793ebf9fe2942c16ff8fcfabfae8b921d58fb4
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af