Evidence row 59859

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://openqr.uk/mcp"
    ],
    [
      "web",
      "https://openqr.uk/api"
    ]
  ],
  "name": "OpenQR",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-10T15:07:45.676744Z",
        "status": "active",
        "statusChangedAt": "2026-09-10T15:07:45.676744Z",
        "updatedAt": "2026-09-10T15:07:45.676744Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Generate, edit and track dynamic (editable) QR codes with scan analytics. Hosted MCP and REST API.",
      "name": "uk.openqr/qr",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "OpenQR API key. Free at https://openqr.uk/api",
              "isRequired": true,
              "isSecret": true,
              "name": "OPENQR_API_KEY"
            }
          ],
          "identifier": "@open-qr/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.2"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer API key from https://openqr.uk/api, format: 'Bearer oqr_...'",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://openqr.uk/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/open-qr/openqr"
      },
      "title": "OpenQR",
      "version": "1.0.4",
      "websiteUrl": "https://openqr.uk/api"
    }
  },
  "source": "mcp_registry",
  "summary": "Generate, edit and track dynamic (editable) QR codes with scan analytics. Hosted MCP and REST API."
}

What the leaf hashes

{"body":"6ae0d65e084a4bf2817a30795cd5c62b48f63ed69a3d019dcc3b87393ad99b53","id":59859,"kind":"listing","method":"baseline/1","observed_us":1793025447372852,"prev":null,"subject":"mcp_registry:uk.openqr/qr","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. 0xd5e65fbe66a743cc6c5ff79604beba2e1a5ebaf9599df018851826ed7f0e8e67
2. 0x95f559b07022a9593d1b319f2c1b547917ef6d55a028c4fd291f5514dbd0dcb6
3. 0x13f602633e1eca373681b17536166ead8bd2a821318c3e4a8c7ae852946f0f19
4. 0xab8213a2e5080865c57c8a110204134ccfb4668ffd312b712424bc5dc2cb9f44
5. 0x431fd79e74f4acf490d9ff2f960becd50d90eac0b4b646759f919b41cdf8cd99
6. 0x65c40bc41636628eb338d3e0ea394784cd6bc99e0bfd692a7058435a4d2eb34d
7. 0x974bcb3fdfcb8317db7166e8152ed059b73b06f969083e4fecdd62d7f919c8a2
8. 0xd01ce33f09cad2332e3ba06ab9178049418cab9e54644b83266c35335105f78d
9. 0x439d38ba7a712c2155b0a828ec1800ddcf47fe0115436016c8a2b1266ab2cd55
10. 0x90db080e84cc49e02327fe570e893ec90666ec445e285fba4414255e78f59735
11. 0xb662623cf3d981ba2c8b763c6eb8f856021264a195ee47844bfa430e2ef3597f
12. 0x7026808261896a203198354548e5e8cabce4a06e89d077c172084841b47ae119
13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae