Evidence row 3987084

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://schedule-it.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/schedule-it/"
    ]
  ],
  "name": "Schedule it MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T21:55:21.13664Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T21:55:21.13664Z",
        "updatedAt": "2026-11-07T21:55:21.13664Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Schedule it events, resources, groups and labels; create and update events and resources.",
      "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/schedule-it",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://schedule-it.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/schedule-it",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Schedule it MCP by usefulapi",
      "version": "1.15.5",
      "websiteUrl": "https://usefulapi.io/schedule-it/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Schedule it events, resources, groups and labels; create and update events and resources."
}

What the leaf hashes

{"body":"86b16138a3013ee0058fe527051a4b3c0ae246436b2e4ff091fe67c2d5b0ddd7","id":3987084,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794090327394894,"prev":3958307,"subject":"mcp_registry:io.usefulapi/schedule-it","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0xaeb25cb10c9e3cd4931a385847656fa522e95cb07e3100b4d7bc0e1b01ba0e1e
2. 0x0afa2bad2e6d9933c1b6b6e88736672b9292ad9ae3d35793924a87434962d367
3. 0xbaf1f24c1c8a118cc73f76753a6e0a0599a789b16ca0ef5a73ba24fab421df8f
4. 0x6313dfb2cfed5485d4f63e26c92272998011ed0eeb5e1daf71106c381720d0d0
5. 0x3740aa2be5ad08ef3037016fbafd72f89731dfaa891000b0b853a385945e4e4f
6. 0xfb2f70dcb88fa5fb855c7703245be2c0d6caccfc33f990ef51875e6e603f8009
7. 0x6bd8a5e9828212efe274aa7a43d0c95e7e20cbc1b0a53dad200ed5d288f7bd19
8. 0x5bced335f36e1bfdefd34fb9b71791151c1cbd7e448a957f325e4a2e98a5a530
9. 0xd54efbb40d23e109555a214989b482e2464f1bd9e03dc6d4ba299b9f4f5fee38
10. 0x1ffcdd3afe4a86c78d2822a875e2ce40cae2a6ae4b429b668ea85ad9998f27da
11. 0xdc04d931d8e401302aa35e0140ec7f2e68124eebf5ce80332907f596002be30f
12. 0x80274d948c0caee86ba4366988f21012604aa042da85ffaa5d92de97482b6915
13. 0x7e081e199af948fbf5222d592d68f17f88800feac5a6cd0d0277d898c49a6646
14. 0x6065413194326b10c0e957a6ed77fad045c76a708d9f5e291ca690223cf2d7ba
15. 0x2afbeaef1e4de4b2a6d70326e3dc41f9f1c65d4fc46630d217fc932790b0680c
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa