Evidence row 2726896

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": "2026-11-03T22:30:28.511382Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T22:30:28.511382Z",
        "updatedAt": "2026-11-03T22:30:28.511382Z"
      }
    },
    "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": "1.4.1",
      "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":"84e83c8ed5d8e7f6400a5710e7e43cd51e3010d6878d33d62a7d8aa5d770620a","id":2726896,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793747995584769,"prev":2565042,"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 2026-11-03 (425475 rows).

1. 0x37edbcebdad98a89a98ab91332897831d9f0ec4b0a4573a950df7384011c6297
2. 0xcd7d67470034a7f59e10b9172b9279e4dd1c69b20b194908c8e59ce3aeb52916
3. 0x46d692bd183c8116e60cd8681650d8262983019da5e0a6968823eea5d5771c75
4. 0xc07c3b0a4fc709560e95ae9513aa8034a29cfca70fe71fc3e240897348658031
5. 0x74b066886cb72427e6dc52611d133107ca5692a47755a46dcc0cdfd63df1481a
6. 0x2e56706add4720bf42bec203385a00adb677c6d006bc71e768c214e5a91c40c2
7. 0x989a4a26a1dbad6669f67ae1b143821258c0b0d2ed696db14e7686b81acad96a
8. 0xa22c9d9369cf442fbf0c12963fc967b5fb9153f7830447273570e5753931032e
9. 0xdc5d98d4868f68d471cbc7c4b6c36254af659e24a6ecd2878abdfc48e80da23b
10. 0x639b4e4b181ce7bf2e5f3f78075e57785b4b66fad17fa1be5a0779eb745e323b
11. 0x7b6649d295036eff9dca44621a2b988ac0dc3da1b2c17304e608567bf840c788
12. 0x3d491d5b32eb1e1c299a7c7dd81dcccdf16b08dcae13a6f0868ac0f3d565ee97
13. 0x4435d30c5484a03bc119547d2071d78d19849c42083678f1d6af8d6dd8f74a98
14. 0x58aed1257fcd4ee1c84710e1858bdde1ba134c86ed73f1f35a7aeaeacd9398e4
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7