Evidence row 3396440

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": "2026-11-05T11:43:07.283111Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T11:43:07.283111Z",
        "updatedAt": "2026-11-05T11:43:07.283111Z"
      }
    },
    "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": "1.1.2",
      "websiteUrl": "https://usefulapi.io/wefact/"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up customers, invoices, products and subscriptions in WeFact."
}

What the leaf hashes

{"body":"53c3d4b9dc5837ad71c120e0c95d1d915bfa68d05b5a5d27d3844ae2b5677007","id":3396440,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793881291634528,"prev":2726873,"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. 0x8fa6d5cb358f1a9eb97ff4c70119776b731044af56fbbcbeb946461e5809d773
2. 0xc34b3485e4636fa2141d094a1ff6ca2efdc0ce8b3033a583e3348057d65635e4
3. 0x83c4136747dcce65ed2113b0ca3f2a96825c4cd48594f450a27e4847d8f63124
4. 0x534d8a7ca731db1bec58319e64164f70ac7663b0e97fb552edf9b5d254e42b0c
5. 0x86403a1a8750b6cbc622add688c80f25d7c1d98e285937676156840053eb0f79
6. 0x15f8794842bdac5211ef8d991624e1b71109d5bbdd10ad2154500752c014cadb
7. 0x153991c1ad3294feebb4b4852f1f417aefa0e4b2523d98eb33a5bdf53cd40c13
8. 0x7c0278a583a32f0356928ee9801158e10911b0a6c86152c545b8c436525b421a
9. 0xcfdce4006da0feb7efb50917fbe022b164f51f88b0a94cbb8af9dc32a1810a94
10. 0x024ab18cd6f485d87d8870982c6db98ad6ae491fbf751650ff0c58e7a1a604ee
11. 0xf42a0267262ff9c59d293d2c21e8cd1ea8b55f8687d94311716d2b900d96fa2c
12. 0x36e1d374bc45a43f632d94ce2d75ca7acc0b72ed57b3f1f64f0e62de2a361f8a
13. 0x8e57c2c292ca02611e13317b8fb7abc6cc03ad3281cf92770bf73bbd813f4e16
14. 0xcd7dd4b73475d9daf8066f64735db723e9ca6d35bbe9f3158528fa2e4ee200de
15. 0x8d4c57bbc31050ce925844401ecdf17b888da2f6d1ae583a863bdf84d2854302
16. 0x5c64b7138585466e7e8be72af6f3dc72c511db2c0c1dc5b6e34ad4e9456c2308
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94