Evidence row 3987126

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://slottable.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/slottable/"
    ]
  ],
  "name": "Slottable MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T21:56:49.001331Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T21:56:49.001331Z",
        "updatedAt": "2026-11-07T21:56:49.001331Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read contacts, slot types, rosters, bookings and webhooks in Slottable.",
      "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/slottable",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://slottable.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/slottable",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Slottable MCP by usefulapi",
      "version": "1.2.5",
      "websiteUrl": "https://usefulapi.io/slottable/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read contacts, slot types, rosters, bookings and webhooks in Slottable."
}

What the leaf hashes

{"body":"1c3112cd4740e2cb2e860b71b634d46fe735d80d4f5380e96260f3581ffa66b1","id":3987126,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794090327979205,"prev":3958350,"subject":"mcp_registry:io.usefulapi/slottable","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. 0xd4475423c234c382057001014c0f145686680ea87a5ecfd9955dfbe0b638e223
2. 0x761d374c4085168314f5715bcfd1e4636f89bd8efbbad4848b69564e3bdf511d
3. 0xdf72822af82377042206bca1428c4fe09a582af69856d91efc4e23db9a95b68b
4. 0xa378b0457ce767e58f2f713120bcd90e02eddf88e5d5846ba23dc8622af4cc06
5. 0x3536f171e8aa5feafe6befa7314bfb0a18cb910827be8e54239522d50753f23d
6. 0xa78e5a550ae41968063abcce411a957049b71ad2f12f8b42047e32a0805ec0cc
7. 0x56b68cd21f08e73740c53d8000a64f0e1afa205408a99b6fc14fed4a81571f72
8. 0x11d6d62bc6aea414195d54e420ae5fc63b599b42d6ad9bdb6d56f4d0ab7b9401
9. 0x6c85e38481c89b12acf3fbd2b03952a4e414814b6517f07455f01b17cd1ff3e1
10. 0x66a3405524be1b56465bba63f789595b2afe80cd0317141556b7948e9bcc7f7a
11. 0xbacb31dc7a9829f1750a0aa4411ef38915b5cc1ab99db2d6397580cb8eeaadef
12. 0x2068241cf5969ff5745413d3da6d4f7340b9da1b2bdbb6ad90da7c3ea5e2f461
13. 0xa10d60ff982a97344d5fa585644f4cb22119ab8b4ecb385c2e4e5957c1e34829
14. 0x7bd88dbcdea7b744679f2ef6bbd4a71cd8814c46cc02d4ab11745e97813ff9cf
15. 0x8d59bf422a3db88dd24fca3b92cb99d28bd5632a71eaf94e51b925600c735b27
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa