Evidence row 2546915

What was observed

{
  "endpoints": [
    [
      "web",
      "https://usefulapi.io/wefact/"
    ],
    [
      "mcp",
      "https://wefact.usefulapi.io/mcp"
    ]
  ],
  "name": "WeFact MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T07:15:54.408757Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T07:15:54.408757Z",
        "updatedAt": "2026-11-03T07:15:54.408757Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up customers, invoices, products and subscriptions in WeFact.",
      "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/wefact",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://wefact.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/wefact",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "WeFact MCP by usefulapi",
      "version": "1.0.2",
      "websiteUrl": "https://usefulapi.io/wefact/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up customers, invoices, products and subscriptions in WeFact."
}

What the leaf hashes

{"body":"d063877796c5805298543ac54b827a437967091f3d8bfb65c389ffde7bade9b8","id":2546915,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793690351855268,"prev":2180105,"subject":"mcp_registry:io.usefulapi/wefact","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. 0x4b100b9fc0be0d7c1642044425a961d769ff4a46de4e3216c1d5257a01419e50
2. 0xa3a8b27fc03cadf69e3e71c0427a03119c496c4b534935fd3ccf46b827ca79d2
3. 0xe0a385dbb30855d07f14bfc58bdffe4f4fa5dc042343ed356e1c46466bfb9bbc
4. 0x6745afa3eddf4d8587b67f7db89afc06612db042e234830fbc9187e1bfe77cd2
5. 0x1c9e064090bdb482e784b553c27c732716263c775b90b0afa7c916da5cfe703c
6. 0x26b54302fa199d78fffa8b7ba95f9e2cbe84cb81927d2fa4d8305b612dcf728e
7. 0xee92b5cfdbcaa12df2a694c003506f68f717d2b1e764d656f1f32acef7415350
8. 0x4fb9cbf50bb40c14efa9eaa84220ac4c8ed7811fae048302e39949730ed8a963
9. 0x1f351c404db2a57f22d98eb36b6bdce4671cfa84746df485ae85bfc10deb259d
10. 0x50fd4333c8c29ac4967662f9324a4f05beab3881f47a425e039d97d128f0fdfe
11. 0x31275ac765d2425c08f4a2ac1cffeee7ecee316ccca412d790af0a37e84ec73a
12. 0xe78bd9e7fcf86c5ca6ffa6b48e71fb238078dfe3bd58a35e0f7e2b1b1cfedccd
13. 0x25e7c6e3ae958d725091b9780092a534731cdfe4819dd1ffe52af56311601eb8
14. 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7