Evidence row 1538085

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": "2026-10-31T20:57:13.491542Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T20:57:13.491542Z",
        "updatedAt": "2026-10-31T20:57:13.491542Z"
      }
    },
    "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": "1.11.0",
      "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":"95c5773fde382973cff5bc8cccdbcc8489b74827de6b3bfe8027cb21e6184fcf","id":1538085,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793481419138476,"prev":1500371,"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. 0x31240ec0a0ffda65d501258faabdaf8e90da37f84cd95c5e5916d8fca90e9b40
2. 0x95074bb4cfde6c81352b44fc52d1ddae010c7ca67b17e0c9409d4ad37efe864f
3. 0x5a5202bf8561e619c71715c78d1a98be3a20d06bac4bbc330da7e15e37bc0952
4. 0xbccd10e9bf2bab4e6b91c6044544cef1ebebe69fd6c03ebc3e35a97e08ddf1c6
5. 0x779a95370882cec2df1f816282774b0b7871ac874dc9a00139ac7660c8087dde
6. 0x59792ba6b5e9bdf5c4c325a3b96235e7103078df643434b9989fc19cb58606d0
7. 0x06eccadeb7fb4008b4797170d8ccc62bca6feabbed644f3a2de517ac0c114151
8. 0xa33a132265efddcfe51da997674d9d3201a01317cf1954186eabaf3c04c33aa3
9. 0x89fd79532cc1f029d18ddd94f1f0b1edd7e0f16cdf92c2941242d9a8f6af4660
10. 0x13693f5f508563e63b0188b5b416554316fefce0b12a9bc23ce7de21fa707b8d
11. 0xdd29a743956475597c8a02ca391dbedc25927be14596635284a9ea6601b804c5
12. 0x00853568b31d8e02546e6021cbf2370441ed669803a182ef6a9dc90c70c7969b
13. 0xe48bbef55c8d5d829e82e0e4f55c6528acd0794a38540b8f8ccfcfc59a8b5df2
14. 0x6a9ee67e2ec2288c0f63ce0ae02c0a91a836bcfae9ed393ea79a911cf00f29f9
15. 0x5212e7c531721a66b1d21d8222c94df019d60ce8150c25bfebe2e6eb1dd39726
16. 0x24ea73817c2ff07f87a42be89aff36ac5fe49b64420a647cd406ee60e6a77f70
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0