Evidence row 3945203

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": "2026-11-07T09:16:51.940463Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T09:16:51.940463Z",
        "updatedAt": "2026-11-07T09:16:51.940463Z"
      }
    },
    "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": "1.36.3",
      "websiteUrl": "https://usefulapi.io/hostaway/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Hostaway listings, reservations, calendar, guest messages, reviews and tasks."
}

What the leaf hashes

{"body":"a5dcd100fbcf22e76a9ea741ee226cb5958e1390712d4d22eeb834787f12b0c9","id":3945203,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794043455658816,"prev":3775223,"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 2026-11-07 (195826 rows).

1. 0xba6fcc8e70ca0b956753d658a90b0b8695ddcafd89bbc75a6ca762148614ccdb
2. 0xe349939d3696589d838cf12f1c09bcd909af1e3d460fad56feb0e8280d9cc512
3. 0x7d783d22f69f9e1710f2361ed6e8594a3882eaade5226266cf34b313e96dedd8
4. 0x54a201ecef945ed8ceb226d3599fa17b10368c6d96b4992659b5e0b115e18bd9
5. 0x6841f00b30ee248f80c4f1737f48918716dafb33b97d4cc015bd7417a8f5e3ea
6. 0x6c1b8c5c8d7487abd8e66d71ccf6d39c573212b9c4005b7ea8af19aa57abca2a
7. 0x6cf66fc6b3b9e9e230e5368ab60740f97a2dfb21631979a698525226bc51d05e
8. 0xde1c58363351b2ffbb3ff621968a6c332ecbedfefff7b406b42598e372ae33af
9. 0x18fc037fb68397f3d12ed36148189897d1f94e15c275925bd9ac01f6ae7448c4
10. 0xabc9deadf44ce218f38c1713200a935c09616de284ef10fca654c20389360e9f
11. 0x3225528aff7db4797f8818873847c6544acf6a74fff6a2222bf995df7730dfda
12. 0x4488ba66a7220073884190474c97901e4ec6199cc5fef3c590e97c08ccb0abd0
13. 0x0d8c5e754523e6e4a876e7fe9341fa7b94a14cd11d7a341b370800104a0ac37d
14. 0x7720754cd1d565acdb28ae2e3c2e759562843c986908d08656bf4c41e785a347
15. 0x2afbeaef1e4de4b2a6d70326e3dc41f9f1c65d4fc46630d217fc932790b0680c
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa