Evidence row 3945431

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://reservio.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/reservio/"
    ]
  ],
  "name": "Reservio MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T09:18:06.375604Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T09:18:06.375604Z",
        "updatedAt": "2026-11-07T09:18:06.375604Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Check open slots, list bookings, services and staff, book appointments and group events in Reservio.",
      "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/reservio",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://reservio.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/reservio",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Reservio MCP by usefulapi",
      "version": "1.6.3",
      "websiteUrl": "https://usefulapi.io/reservio/"
    }
  },
  "source": "mcp_registry",
  "summary": "Check open slots, list bookings, services and staff, book appointments and group events in Reservio."
}

What the leaf hashes

{"body":"a9bc1868fa4a523695d2059493f836e544653e5f5c76c4bae2f6562a9c650541","id":3945431,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794043457918143,"prev":3775451,"subject":"mcp_registry:io.usefulapi/reservio","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. 0x326ccf7017d5b67de0c60d69743c058041a2f080fdd77186f2d789fc92daaa04
2. 0x6fd43450e50e8e163823d1d8848dd42a39b817d50b38594d4ecf50bd360d5f00
3. 0x3ea3659621b88affcf20a229fd159eb71026f5060eb467c0ef1d9fc9d842b2d7
4. 0x414cee2b0f73863162d317db9bcd11b408432a281ec8356b5267628f3fc68c99
5. 0xf16a3d3629d51fe13057f9d79cb5af58a8287c1f9c93ec5dbc52430b09559c7f
6. 0x8b39d8ddfa80de15dfb5672d9a7d31f6540cdf813ebde2942f93966f774d48db
7. 0x2943f07823825d850b0d5a23314ebbc917bb6f1e1450c8759a55063649879b83
8. 0x91321eef2477b31f0a6aa91ff043cc30e3cfdbed11873e330db733850367694b
9. 0x713b58dc2866af7116292071cad5b9fef6bda9dcd609c37790ba7f15a2a3b382
10. 0xc1c32cc3e4f003940eff3c094e6285629db58ec4e9f9f13b7443614e2b25edca
11. 0xd4a0efac48a9bd7cb95d841bcb0ff2a22011ed50da0b5ff1600acd9bb87e56bd
12. 0x26d0b175938ee76dcc02f34bd1f74e044cce98ff359392589e7422e6251a5673
13. 0x1d8312c7699963c5125f5e969a00860c4d425ef7c48f4dd3c60e0738b72012af
14. 0x2d57b894ed326d41f7dedd2958cac00bf549ea2c4764b90563d5d421d7392e94
15. 0xa3ca92229f3aac0e9b561aaa066ca1907adc3f0b1685587fa30369d41cf66004
16. 0xf0a56561418cd0342a328707933cc222d8fa725efff7ffd081e0226ee8c46c0b
17. 0x54292a94f447f1fd33c01b5c99da465043f11022958626a2ea562c457fef697a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa