Evidence row 1537881

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": "2026-10-31T20:56:38.936867Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T20:56:38.936867Z",
        "updatedAt": "2026-10-31T20:56:38.936867Z"
      }
    },
    "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": "1.32.0",
      "websiteUrl": "https://usefulapi.io/hostaway/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Hostaway listings, reservations, calendar, guest messages, reviews and tasks."
}

What the leaf hashes

{"body":"6c7ab8f241ba89df24847325b75abef54b6c0e411e0105bbddd3a5a529f4e1f1","id":1537881,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793481417894029,"prev":1503357,"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. 0xcd2dab529455d6dfa08f18ea8b79577996ff8dfb0cde75a5d8bfd4eef7a552d2
2. 0xf7018654bbba93184a3a3b224dd92344ce166933d6b1401a4bf38ba333ff6c42
3. 0xe167c0bdcf206b0fb7c65a64b7870bf2564b4de5578a664362a8c0768149180b
4. 0xf2ccea91e5932f72b77450a90185927d4d28c2e70f33941a87e5b9707374d8ed
5. 0x271587f71f58d14d1184f1cd881f55fc4bbc4736ade548073c9c37ecf602f63a
6. 0x3eaddbdb6c57f13abadf0d62791d59e2697747593f2185eae464a29da0f8ae77
7. 0x7fff0597d440c8d56b192e5b8c9f183633be08c0e73d4fe2cc836731dc1feba5
8. 0xf64e8c64ffcffadd41849270bc5cb51af57c1281d994e189854e9b1c06761ac9
9. 0x668ecc32837382f08af1aeeaf69f3dfea06fc47c75ba1cb925b5f1fa43ae549a
10. 0x94b0c8ba7ff82f41787ea0f5261f98c40cb9797713eb52a44df1440159355b9f
11. 0xaf1d02c380a1bf4f05d6e1c2cfaa8b2dbc86713b453ebafcee698fef7b0d63a0
12. 0x5f8ccd7e0cd2e552f8d13ca5e9cebc1b8f208df275ce9abcdfbd4eacb1b13c2c
13. 0x879ea14b1df50a9eb1b0b6c572c1b9a9c8ea03779d4e7040c5836848130f41fc
14. 0x0914258a3cd32c99db9301b59460f511f2cae6747f3045a418ce9caa1edb7ef9
15. 0xad3f03d7f9e1b66264ddfca29446faf13bc0fee7d8eec5f018d0d45302d3f8fd
16. 0x24f03354dcb3a621317889ed99048bdf74b380516ca991bfb585c751d5cc7dfd
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0