Evidence row 3764584

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://civicrm.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/civicrm/"
    ]
  ],
  "name": "CiviCRM MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T19:35:20.943719Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T19:35:20.943719Z",
        "updatedAt": "2026-11-06T19:35:20.943719Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Work with your own CiviCRM: contacts, contributions, memberships, events; log activities.",
      "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/civicrm",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://civicrm.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/civicrm",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "CiviCRM MCP by usefulapi",
      "version": "1.16.1",
      "websiteUrl": "https://usefulapi.io/civicrm/"
    }
  },
  "source": "mcp_registry",
  "summary": "Work with your own CiviCRM: contacts, contributions, memberships, events; log activities."
}

What the leaf hashes

{"body":"9a3ceb79c86c557820d99e65e86f905906f01e4b6efeb768ad440d7691b3ae60","id":3764584,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793996588412241,"prev":3723364,"subject":"mcp_registry:io.usefulapi/civicrm","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. 0x4d06e078b1f35511016b5bbc1acf2a406d4f6d7f7952675f02ff1d575e72e902
2. 0xf3f1b514569eba701b4e5963f46f82be336c459c61b576b90edcf69fca5799d5
3. 0x5f5a594d1f6f25a2c446ee36a8804866a557fb6aed2ed43f9e44bdb7c09d7bbf
4. 0xe46ec2ad994df538aeff519b727921d7aaf6aa58f5f64af8c0b6c12bdb1e042e
5. 0xe028acfef8e7a115744b3515da893abd390de90b192f4c6d508db2d260af33ef
6. 0x452e767418862b5976d8b823d8f02305c0f47068750d58724dee789c83d4fae9
7. 0x155a2179a6a21e742b8a7aeb74bf22a4d778ee3ae1ea977f358f229d89fd2152
8. 0x142d37791580d5776e4ae3db72ed3ead4bdcc8971928c48a3736e159d7a97ebc
9. 0x32867e83983f7cae818b17f7f48ef1b007f965283ba57c144a5560a5c9c3bb0a
10. 0x870bf995005e4e948850b8875ee17a5b7bac1fbc360200962a215e046a2710f0
11. 0x9fe2a5e3b5566869d8a070102a0d86eb688239e985a4ecb41addd91a9b5d19ef
12. 0x454fcb8411e0c9b8133996c3658dab9c97afb409cad2aa7ce568976a5e050433
13. 0x6d95645ac912729816a24961219b8cb36c0588e5ba4b3a6982813423dd3cbf1a
14. 0xaf9524acc11af4619d183021d0dd97b098258f9af2441d3d61343f3bbe112bb9
15. 0xa18562956ef32715be3beef73e0db96be2b79caa00a0157b81ff91d577507391
16. 0xdfedd18f60be5438b67a88cd42d31ead60bf5dbfc8d726e3d83be13474b3bd3f
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1