Evidence row 2726873

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": "2026-11-03T22:30:55.746081Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T22:30:55.746081Z",
        "updatedAt": "2026-11-03T22:30:55.746081Z"
      }
    },
    "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": "1.1.1",
      "websiteUrl": "https://usefulapi.io/wefact/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up customers, invoices, products and subscriptions in WeFact."
}

What the leaf hashes

{"body":"87ba57ec86fd222694858c4f7d42b2978f5cfcbec8a10858d3edc76217f6ba60","id":2726873,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793747995510635,"prev":2565019,"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. 0x44adb26ec7a5513e4c8d17e7ef05dcfcefecef4a441ab51b8540fc9ccce14841
2. 0xabbc05c2f45ac5b9d66d05a029881ce0009e81ce0f40dc53bc803bc118d4218f
3. 0xf780b16bd5eca1cec78aa92d4c522fac6d18c47e471f3257462b0cadc3dfe506
4. 0x572577ed91d8359514ea6028d30a4637be11cb52a1ce011b5e863c54a0b2f8cb
5. 0xfc4811e360259ab5b5d55e8610c607e1aa7662bcd2c6b19f3e7e22ca3d2a7bc4
6. 0x2a45166c183ecca09c408e3c2c092c890bb7b40ef006eda8d9e44c0f6375f290
7. 0x7b74dcacb33e79e9193e8e62d30fc7f05b61713614c8a24ada7d38f9b407049b
8. 0x940669684156b827a7411224bec54ae4e1ecc9c027e1bcc86464c70142325a6b
9. 0x8cc666cc1c06420dca30b8964e29f1d7ce57824f7f246aa4253554aac61c3d0a
10. 0xc96140e69796c63ae9ce973a4f9e3cf27d5a7613d9b03e00bdd21d7ab0d498fc
11. 0x59d5b37600dc07b2cafa0b015ad9682f1607b63612f79ba058b90b8c3e518fd7
12. 0x5ff43b4af0926b2c821ecfc8692ba1e71eab00783adb09823a8a2e2208cf51ec
13. 0xcda9afbf6d521dd006295916d12948a467a90d542e8d2f80f42339b4f83ed5b1
14. 0xb86edd36717aff076ef26c04db10a77f49a2dca8367fae52e69b19705922afab
15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7