Evidence row 3987052

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": "2026-11-07T21:56:05.907571Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T21:56:05.907571Z",
        "updatedAt": "2026-11-07T21:56:05.907571Z"
      }
    },
    "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": "1.6.5",
      "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":"3f2c6be830a62a4b90ed1e3c5898d69e0ca3cfcd7fe81082f0a7f49a9d1f3b4c","id":3987052,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794090327138768,"prev":3958277,"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. 0x95a0fbe9ff027a0ac6d789a84768b08ca0d24595ab2c803cb6e2447e47876a6a
2. 0x3679602ce6217530af3128fc33a67673bccead6fb52f9f4466fb9a571ac87493
3. 0xd804dca0041f6ceadb19268cb97c646b816892a53694e426a5f370ef619f25cf
4. 0xc57e93f7c05e84311c9f2a7fe0bc675658e091f305524210d0332a541d7390a0
5. 0xe87d7e26d74523624ae94bf036a63a5d53dde7f1121ee526b33ce1e8a89d0a3c
6. 0x4bf021fa3affd3cf73562bdcb708f63c1b4448247899d6aa43d1fa7db51652db
7. 0xf0f324bd61d30691c3e046f407033667ff1dae0269caa5b3597035c454106f18
8. 0xaf1c0ef0d2e5f48eb1743053111b0862d8be90ebfb580fbd710fdd228d0bd556
9. 0x6761e9538ea2ee054a9d1e60a30fa7daeb00bf8dd85aeb7e48a4e5119b32aaad
10. 0x792c419fa8395922131e0a256ae83af5a5c79b235600ff4d1481535eae097f56
11. 0x53ddc754b61187bb16f1711410f51bca0005d761a8416bcbecefb6c0823a20be
12. 0x0ee54d89088fca7306b0fb900dd7c94f21d8e90bb841f5e21a9ffca228de99b2
13. 0x896a302ddb6c3e628fd10f4276effd7379c7f710d1b433719e79adbeaa864e88
14. 0x29f53556c590185a8a72635fbd8aef678cf0c411497b5985f3632d619ce0bb36
15. 0xd43f13f6774b4e9adf7a95c9811fb4fe9b9256ca73bc6f20577cb4cb147ba0eb
16. 0x39ddab61a3a1eeffcb2f54acf6ff87eaec375674f3e77f00c342826d4e1bf071
17. 0x3b69f6d98c91b21287021db092e52491474f0d08438393ac130d6a3c273bcd4a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa