Evidence row 800761

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": "2026-10-28T20:04:51.64205Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T20:04:51.64205Z",
        "updatedAt": "2026-10-28T20:04:51.64205Z"
      }
    },
    "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": "1.27.0",
      "websiteUrl": "https://usefulapi.io/hostaway/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Hostaway listings, reservations, calendar, guest messages, reviews and tasks."
}

What the leaf hashes

{"body":"79fef53fe3b0852bfda686266ddec9b422d572a2a62480d2d18a273a0829bd0d","id":800761,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793218351541282,"prev":795740,"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 2026-10-28 (231336 rows).

1. 0xe53f9a98c1e89630ba9c207deba3a2542325f0aa2d651c970e83f6d0db19612e
2. 0x74a1f12c779746992e7c7aa256ecf6d2066f05a96b0de32b5760660821441fc6
3. 0xadddba7aba533db5231e80ce91de07a96c10a7b5148210d8e3c15e2406ef71c8
4. 0xc73e6719546a049277f2fb0d0428a974a3830341904e2487799949893f35639c
5. 0x5a342d8eafe39c1a60a217a6fb52fc08325513e601e3e62e340022c47a0c77d8
6. 0x39669aa37215bed474b76c74d1b5303e4eb835f1f4bf7052e59bdeb9cb5893ee
7. 0x3d169ec8c0dbad5a3e30854fbda8aef8725cbadf5c64ee4735913f1c53fe490c
8. 0xb013200d50567295ae59980140e0e69e641539cf8e6127a5a9f7d6d8a0c5abe5
9. 0x14ee9a1b723ddfb704f0b96f96ff826a7d5f350edb6aeafa8da97f2415825cbd
10. 0x2730327873e7f318cd79ca132edcc89e13a9ee2c87ee71b914e29ce58d7ff9b4
11. 0x91c6a792fafd9b5b74b20bd4512f3c9d2c17735538f95aa1a1a3fcf735d5ffae
12. 0x1c566b2bc731a0bbe4bcefbee95c46c4142e9813b9c3e17150688fd4e40b858a
13. 0x8e202856b78332619dae3c6afb7bc5d31594bfb3354dfda266c48b48219b0601
14. 0xf43a767076988041f743c8dc00db52511a090e0e09c248c9cac00d7742dbc563
15. 0x334629b51e7dfb2339fa4fd14202e288d70dbaccb3e5b04d2d5fb8f0d489ce5e
16. 0xef2ebd45f2cfd41dc3eb213cc4cc144c46b7e9ead2de0b9f627463bad16e3ec8
17. 0x67e9ff3e48c515135fcf3df2675aa4996d35d4a328ce41588ee1a7d93347c823
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae