Evidence row 2130087

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": "2026-11-02T11:23:03.116581Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T11:23:03.116581Z",
        "updatedAt": "2026-11-02T11:23:03.116581Z"
      }
    },
    "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": "1.14.0",
      "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":"11f97c1a993757695c3fc7f333dda47bb2ad794696eb8f6605dc7d7880ff360b","id":2130087,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793621909049577,"prev":1541146,"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 2026-11-02 (444186 rows).

1. 0x660ae7241dbd3b84249dbdb694281be3ca9f11b5a204d7721768485cce6cb0ae
2. 0x9682633a286b6a6aa1e26ad790771083606ee33e316585627235125e122c4199
3. 0xcd43cdbf06bc5f3fb33f16ae3b38eb80f4cb913f8b6ba0822f907fe6088efab1
4. 0x45dbd26b37d556cc671619b9377b849b1aa3c60a53bd22bd3c554a7e31a2066a
5. 0x149af22f8f029a0c31a83a510199eaf5eaa949c90f80938440b48f8998994bbb
6. 0x5f9e67b590bb5c9d6cda8cb65825a45452c69fab3acb2961697a11e3bc5e9852
7. 0xfc69c7025f4c17167072835d1b579f57d30f67bd2261063ce4a57e5f659be019
8. 0xd1f5bad3ebfa0cef592c8517182fec91b44d9d08feecacfce488fd4df486a173
9. 0x2d34e03fd7cb94466694d91d4c3722d74c0f2045d830955e7b6e2c8a2b9fe799
10. 0xe314e98b90ea8fd7bc739c20e04c22d24278a1c6f5e8693dbf16f44ffadf1bab
11. 0x43e8664ca4268b3101d43943336d34988ce9f22f103ec12b96183d3049a78698
12. 0xc896eaae3056ce1ba9baca9b17e29ba832a897624bdd998bac108458e38c2648
13. 0xc1de5d78ad0d5e6c3608f4aebcde48975d4694ff02af180260cf7b52890d7af1
14. 0xfb5ea8fd7d0c463ff98fdc93228854845802421c0e3865536227edf756498fcd
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af