Evidence row 1482170

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": "2026-10-31T10:53:33.666224Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T10:53:33.666224Z",
        "updatedAt": "2026-10-31T10:53:33.666224Z"
      }
    },
    "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": "1.9.0",
      "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":"71617f7dd6bc99790843756bc65591a2d8d4bdf3ee5bf08ddb95a9fdb00ee854","id":1482170,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793445363203611,"prev":1257779,"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 2026-10-31 (246033 rows).

1. 0x5c6f8db23957e0b888f4c8ae8a47c593fa3cba94f87a6deb7e6957acf1195dda
2. 0xd1b67a1fd36d209536dc7b1f6733fdea306d6a783f20435e50f29fe7a8d12e40
3. 0xaa05c9fe92956527d51c15f826dd044f8a07db6c961b2726867edea1b7960cfa
4. 0x990d7ec2ed1dae7e93d2b8447f6561f852ef5c717c69496537daa0c3e9add777
5. 0x79e13aea3a0b699d5bd2896f248e3e9941dd96fd8521685054bd311243b53cd0
6. 0xfad257da2136e8c84318c2510d5ac368f1404dfa6be513e3448dca7fdf2dc702
7. 0x8fc8026d1a6994224c74f0463d313a4d6f6c891089926ee00b209687a6084092
8. 0xf0812c4de216f424682332361b3b1b5e726cc5ca3047e8fd7657bab80d397b1a
9. 0xdd34dddffac8db8fe0e50ca4bf4ba8c7f2c2e8b30477acc3902d343347ca2f0f
10. 0xb8ddd5795928da955c28eed9a6db475ccb516988d1ac6287c85f8c3c504147de
11. 0x36f57315606f3fdf6a85e86ec22bc00423b8a1127f2923fd0e0304d226a0f0d2
12. 0x4a8abc03fed1fe93543ee8e250bd1b4e73cc93890e2ce67c6b6aca0887b97ba5
13. 0x3f29202637d7ceda8fabfbf7810410a7ec3b1bc07170e352d26f9ba4ee18d86c
14. 0x4491b6c04d316f311f7fea4ea34ae52fbca9c230259096575b403fb7b124627a
15. 0xb9a00c724331b305deaa876d5d2baf53b847ff3c7ce37abb0ae1653b2534aad5
16. 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0