Evidence row 1541293

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://hostaway.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/hostaway/"
    ]
  ],
  "name": "Hostaway MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T21:44:14.915155Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T21:44:14.915155Z",
        "updatedAt": "2026-10-31T21:44:14.915155Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Manage Hostaway listings, reservations, calendar, guest messages, reviews and tasks.",
      "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/hostaway",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://hostaway.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/hostaway",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Hostaway MCP by usefulapi",
      "version": "1.33.0",
      "websiteUrl": "https://usefulapi.io/hostaway/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Hostaway listings, reservations, calendar, guest messages, reviews and tasks."
}

What the leaf hashes

{"body":"b222bf9c5d44df6e49c1656cbc243c9a61d1f224f01010f9951de0a6e8344699","id":1541293,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793485022982773,"prev":1537881,"subject":"mcp_registry:io.usefulapi/hostaway","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. 0x9cb987b1b92cb8272163b252f1e5033da562cfee19aac12f95be7a3dcd03ded0
2. 0x52c2bb3b154e7465dbb321d5cd46444cab18925c270f649ec8e41de63523e0c1
3. 0x112f145b1c8e69069553b8a611afe9bf012ea05ef4c147aabc25fb3509c63567
4. 0xc2edca1193b3d23177c304378595132fc71a7cd265f099cea1e8f861f4a452c5
5. 0xd97922e08e7d7bcd2caf23b31301d9575f448c644f4d9a50c4e38309fae27114
6. 0xf00a3bdcfedbf88f092cde2716582f6bdfcf478a0293a153b5abb3650e5d2361
7. 0xd21330bd5131d59a6e42ccee272ca8da786fbe99c1da8c093bea228a7181141a
8. 0x1a4166e9f1c46dd66fe284f59c28cb25aadf2f4b986134d8264d534d57b9b2a4
9. 0x64e3aed4873b136edd4118e81e50437b53b71305b45a276a5f4e6f4dfd053c16
10. 0x270899a294a51528ccd226a553ad7d207312a3847e955029cabbde173b1f2c58
11. 0x5c722e148215badaee2dabf139e21e97a1b6167427e27973c6d9b245a637066a
12. 0x28555de93eb6818e35f42921fa29a52419a6cbd4fab3490795612447aa626ebe
13. 0x62321eafffd9c0854025d4b5a16a107783937f0efc8dd9568618d722218b7250
14. 0xba1869be223f95f72276ce33e2a2c15c419c92f64870421adea6f13169667701
15. 0xaada757a4e58b5424e31228ed7c84f378168cc321ac8ae3a78bfc8096bcc0324
16. 0x8605635b6c6bd33c6547585212170cc076018c2dd5f81f35a5ac4ade689fbb12
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0