Evidence row 3775274

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://knack.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/knack/"
    ]
  ],
  "name": "Knack MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T20:24:51.71193Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:24:51.71193Z",
        "updatedAt": "2026-11-06T20:24:51.71193Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read, create, update and delete records; inspect objects, fields and schema in your Knack database.",
      "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/knack",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://knack.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/knack",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Knack MCP by usefulapi",
      "version": "1.36.2",
      "websiteUrl": "https://usefulapi.io/knack/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read, create, update and delete records; inspect objects, fields and schema in your Knack database."
}

What the leaf hashes

{"body":"a6f840bf64707b2cd08666b25c9eb38235a1031699bd61ec5ea03a622e372059","id":3775274,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000217068095,"prev":3764956,"subject":"mcp_registry:io.usefulapi/knack","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xa931f3493b11ec87b0b294a4963f186876c76955c977ec831c3e26ec3c6781ef
2. 0x1dc1edd61098c75fe1f973a646efee064dcdda437c291ec295cbf2efc65a945e
3. 0x97073da898cf13f8bad38924802799c252c7c06d321a10744d824132d546b611
4. 0x1f8222221a366d31c8f48af3c4ce01c5f10367906dc48806d688b5971167847d
5. 0x21c23bd13644fb6dee4e4553ef0f4ad6cea0f77212024fd02826510137aa9424
6. 0xfe0e28774ce87a5f95f1272c99bc79e98dd675234226b5677122a7ad24f0506d
7. 0x63219c87a45d4d90b57fa27bf13abc2d0fec3a17040a3bdef5d51a21c8c3978a
8. 0x8dad0ba1e02f4a03edc42702aaa462a53c1350a911c80683f9c7198e6b3ed4cc
9. 0xad63035000145372e7651b02570c9da11a96503024fec7ad4f72c0040e49c4e3
10. 0xb26600ee7d6b538f98b9ae849942ee45664a0ff11c5e7f165825c9805344f1c8
11. 0xc12e71feeaf7c42d3fdb56c9dd4a0eb63d20c8a506992b4d2f20edec963fa037
12. 0x1a35e28a11322b72c1ad93bd8037b69df8f4ed5f7e6bec410fbc6f23251522c3
13. 0xb02c1cb653a7746407d955b2e76a432691b775223105f0f2bf6cdd963c56a912
14. 0xb8cdc3434f126e876ea2c3ff38768a8afbd1988aaba81d57ab2a78f3dfcd545b
15. 0xb12c082ef1a62be55def66eb167199a0d5bfcaf36f2f6e389298bc918cf1b0bc
16. 0x4a5b4dca6c638b7872bc6485359586bebc62511ba2776f1ea54dfdaa4d1a511b
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1