Evidence row 1783689

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://satismeter.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/satismeter/"
    ]
  ],
  "name": "SatisMeter MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T17:22:45.022523Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T17:22:45.022523Z",
        "updatedAt": "2026-11-01T17:22:45.022523Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read surveys, responses and statistics for NPS, CSAT and CES surveys in SatisMeter.",
      "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/satismeter",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://satismeter.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/satismeter",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "SatisMeter MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/satismeter/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read surveys, responses and statistics for NPS, CSAT and CES surveys in SatisMeter."
}

What the leaf hashes

{"body":"f7b7857cf1fb0274364dba6ee508875c338108c5ac91982ba768e0ad441df0e5","id":1783689,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793557062737670,"prev":null,"subject":"mcp_registry:io.usefulapi/satismeter","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x0293d52c6963f1e4b6d3ac46187d612e39d8bb7bb9f29a178b07ba2a9b250a8d
2. 0x9a694aba67e4f3f589569381a162b2ea957490d0c4fc115e34682d74a38633a8
3. 0x3a1a0ceb23fe17ba357566bdaa3efb06f3a9fe26e73c15958ab08e458ec92c02
4. 0xf1e8c2dffa7885dc4191415e86c60b29c28eab36cd4b7728d79fca69d7930d07
5. 0x1e82fd72dc4e805bd5c61762828d61d141abcf8ca01bc12a6b979b13e02e1440
6. 0x3b6aa0b308333a1b3af5b59be65aaa983e90c93f6c830aa92e099196afb9cc12
7. 0x7bb4e746f9527e6024c2e8a0ea484cd86ec3adf93dd103c734123acdd343d821
8. 0x2b6d2307fb75f622e9afe8c19ea5b9e94dc941888695edd96ee4c093bff4ed9f
9. 0x3b6a13260e90f691674f8420855293dafa8e5890673a7506e91fe5eb77a799ab
10. 0xf2a9d78b9dbc4f58bab0b1588decfd2f442be4903b5de8e3cb09c7ed530c55b6
11. 0xdaca3ee21f92165a6be7aff19d86ea39de273294ab8810a9c99c6f06d300957d
12. 0x0a4934154defdcca31a0b6442fe83c13faf26d0232a42ab012e8b30a8f915341
13. 0x79fedbe687b77b652992baee73ae63f11f5fdb524358706ec36fc4e8328df784
14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90