Evidence row 1249615

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": "2026-10-30T12:20:52.318115Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T12:20:52.318115Z",
        "updatedAt": "2026-10-30T12:20:52.318115Z"
      }
    },
    "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": "1.29.1",
      "websiteUrl": "https://usefulapi.io/hostaway/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Hostaway listings, reservations, calendar, guest messages, reviews and tasks."
}

What the leaf hashes

{"body":"a6891395c3aa6d1856b6968721d467f88864e0ca69ac669bb5e042071084ce03","id":1249615,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793366122101965,"prev":1025671,"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 2026-10-30 (243099 rows).

1. 0x494baeb695950dc22195a2a544ec068f3d94d282052fdd9c15df620e50179b25
2. 0x2439a29d95ede390a18c07befd44ce10e975612848d849577a7c6b618b3607d5
3. 0x63166c8e75f5f8e75493e40b32a19d485ac51a30ab3407a08dc8379b3cdd3473
4. 0x7cc0ce9a17b015cdfd1519961775a641ec6d3323781734b3368d3b534d7fd6fd
5. 0x1e0c6491261e7a2c8814dc976fa61eee4111101358b1c3d8e3af2319457112a5
6. 0xd6506dc63a239f972e94e18f1c05e84930628063fadca19d13f33ef74a75ccf1
7. 0x6f469d98ba5939899cd1ed03aa855daeb5a3bb05f43f4cca5ad937662d983b7c
8. 0x403f5db050a18e2392f3546ae499056aea08577fe0bb4a66b145637f84f604a1
9. 0x1efe2489bfa00b46fa2707deb1c38d82300d580c612419adbfa5bd623f66be17
10. 0x53b98fbfe7fbb4f402500246ded789a5fe77fdf03eb2e7dac3b8be1ff0bacdf4
11. 0x92b466f485a65b10435cb6d2c8e51df9afd133ff49f84fa719af048b03140380
12. 0xbd5c85e2682d76725be130a44cbbcc9d4be383fb556e6028d95854d01e041ed3
13. 0x0b8a485e6ab0668fbad8011e734741b720cdbb463970428343e7f73238a809f9
14. 0x9ace81ddbf101c81e3033efcaf62a4f4ad2b7dc0b97b61a7adf81117108ff2f7
15. 0xa937fac4496d1d79e24c5f12abd33388ef710185b9d82165d4b39af6bd434545
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861