Evidence row 56237

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.soundchecklive.io/mcp"
    ],
    [
      "web",
      "https://docs.soundchecklive.io/integrations/mcp-server"
    ]
  ],
  "name": "Soundcheck",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-03T14:07:18.557402Z",
        "status": "active",
        "statusChangedAt": "2026-09-03T14:07:18.557402Z",
        "updatedAt": "2026-09-03T14:07:18.557402Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Staff live events: gigs, crew, setlists, call lists, ingest. Hosted MCP with OAuth.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://raw.githubusercontent.com/soundchecklive/soundcheck-plugin/main/assets/logo.png"
        }
      ],
      "name": "io.soundchecklive/soundcheck",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.soundchecklive.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/soundchecklive/soundcheck-plugin"
      },
      "title": "Soundcheck",
      "version": "0.1.1-ts",
      "websiteUrl": "https://docs.soundchecklive.io/integrations/mcp-server"
    }
  },
  "source": "mcp_registry",
  "summary": "Staff live events: gigs, crew, setlists, call lists, ingest. Hosted MCP with OAuth."
}

What the leaf hashes

{"body":"4a82be8f0aea1890c30504e879b457475ebe45f69a83b2379ed9eece87ad8be1","id":56237,"kind":"listing","method":"baseline/1","observed_us":1793025437490133,"prev":null,"subject":"mcp_registry:io.soundchecklive/soundcheck","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xe2774004619a361d6d9aaa051fef43defdabf0cb4f0a73b8a4d91e3c340908cb
2. 0x2747f3dd0018c171a1175561097f850a5f289cf931b1fa7b7f308e75d650b046
3. 0x9642783f5cbcc2ac82fd06e97183bbbc0123c286f5541f9654120fb2677d4e7d
4. 0x80b3079ef34fc90926ce1aa7db4518f46ec9fb3e56c023d0b1efa23907568d6d
5. 0x933f54b582d2714160a0517aae11ae4d75b312cbdc87111d359ab6d6a79a7cd4
6. 0x81180002c26ed856e72b381e34d9ddc6feea0889141959d9837f6613b70aea26
7. 0xcb127aef99c3181c9e1c24cdd5766a178f258fed23515f68d6199c0f7e37be46
8. 0x6e0ee288c79f59d50f3af25e74b4fc6742c147d0d5746e77fbaea90a48365c0e
9. 0xa5fc2ea4177611a28b7eae6ce407b1a403bfafd3c234c31185c77ef06d4b1ceb
10. 0x763ea9329088103e758b19f76ca53e55082e397d207fb68c791899293a6883a7
11. 0xdf3f95c9d849961694a4ee89abdfac5cbfb97e2ba08a6ad3eefe16691598b4f5
12. 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae