Evidence row 3414691

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": "2026-11-05T13:39:16.597836Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T13:39:16.597836Z",
        "updatedAt": "2026-11-05T13:39:16.597836Z"
      }
    },
    "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": "1.1.3",
      "websiteUrl": "https://usefulapi.io/wefact/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up customers, invoices, products and subscriptions in WeFact."
}

What the leaf hashes

{"body":"3eab299c3324084345d07e9899d36d92b81237483f8493f67e3d0586f3f2d5af","id":3414691,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793888500557748,"prev":3396440,"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 2026-11-05 (322504 rows).

1. 0xb65564c38c1e91d69fe75d99ddeb30d394612d308230483ba8c4475ad06e4f3d
2. 0xe49af241dfefd42c897eef3fd17afff662c9a815eea230308481ede38cd1229b
3. 0x6f57458e15ec2e7d646d178ae97d98e3ecbb8e5c3e5ee3d3f3c33365feff2640
4. 0xb894858613f23325ec4203684021878f642d0d8d9b3b0dab0965d068efd0a580
5. 0x18abf82d3f26553f308c5d803ac7e2f31888279220bd65a9d8d538f0b0d830be
6. 0x923d8d51aad4608d0a18b532d866169d3974e9f5aa8fcea62c33c6dd87695dff
7. 0xa3d1b1bd155371bc1a420784869f6592f32c636e22bc72ec40f9b17ce916eb7b
8. 0xf0c317ef487b4f1e3531633f11b6bdc4b26263c007bc2f017396e4c493cec6e1
9. 0x1314df9306af51f4d469ef8b5d8d5781b80cd6f1cf1885cb304750c433b66c48
10. 0x2167373fdd1a10396e9bf3aecc1dc0aeb490b6c293e815a079f6c837ce84d484
11. 0xc3f748c82f7114e9a87ee16ca3543d8491740fee2b7c95a3f242b35bc2e4211a
12. 0x50b5c67232f853a3aeca90f419ee58282fb63bd8bd75dfb25d3b19aa97619f37
13. 0x33d42efd5a22d51aeb6beb7bd968aabc75c631856148fda833446d76e5c806dc
14. 0xfdff056f2f1484871f49374c23ddba883f11db9a6da6292a7e99a1638cdd3d63
15. 0xbce07c8bedec3bbed9a22d7f4e8aca180f479ed562779a14791c5e82f052e9c8
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94