Evidence row 572896

What was observed

{
  "endpoints": [
    [
      "web",
      "https://julienpiron.fr/nexuswindows/claude/"
    ]
  ],
  "name": "NexusWindows for Claude",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T22:34:01.95164Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T22:34:01.95164Z",
        "updatedAt": "2026-10-27T22:34:01.95164Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Windows computer use in the background: UI Automation and Win32 messages, every action read back.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://raw.githubusercontent.com/pironjulien/NexusWindows-Claude/main/mcpb/icon.png"
        },
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://julienpiron.fr/nexuswindows/assets/nexuswindows-mark.svg"
        }
      ],
      "name": "io.github.pironjulien/nexus-windows-claude",
      "packages": [
        {
          "environmentVariables": [
            {
              "default": "1",
              "description": "UTF-8 mode for Python on Windows (recommended)",
              "format": "string",
              "name": "PYTHONUTF8"
            }
          ],
          "identifier": "nexus-windows-claude",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "runtimeArguments": [
            {
              "name": "--python",
              "type": "named",
              "value": "3.14"
            }
          ],
          "runtimeHint": "uvx",
          "transport": {
            "type": "stdio"
          },
          "version": "3.7.2"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pironjulien/NexusWindows-Claude"
      },
      "title": "NexusWindows for Claude",
      "version": "3.7.2",
      "websiteUrl": "https://julienpiron.fr/nexuswindows/claude/"
    }
  },
  "source": "mcp_registry",
  "summary": "Windows computer use in the background: UI Automation and Win32 messages, every action read back."
}

What the leaf hashes

{"body":"4385730c4bb4909ef96f6e3b613daaa61018ec2ca53193bea6115a61af88f9df","id":572896,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793140864225025,"prev":524586,"subject":"mcp_registry:io.github.pironjulien/nexus-windows-claude","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x49336c181ef01b1579f0165b680f3ac29379b0fe1d76c7a2cb765cfc81bfa175
2. 0xd1753978b3a6c73ae971de4341086ac1c066e96b754e8a6f1200119fc68ad5e5
3. 0x42c7b37aa38f2dfa3e5796f044c70cc614db01b32ebcf00c51bd202c6ee35c4d
4. 0x392c2023347a73231036bd634ffaac36cfbae230b7417ba0f2d9fac103952c4c
5. 0x574079bae3cbdd3fd2bc8f25bcba6088ecadbe6d5802bd55f96004a73c27cee1
6. 0xbe087e6e1f2c0fbd188c414c238b415c5a98416b44a1a01d30152ed4353f1454
7. 0xdebc1e06d0fb65bc3013fcabfbd7984d290a2ac4db4262d98c0b1685290da5fd
8. 0x948d1cae8595d3bddcfe1aaee80d94718ca39a3565cbc1d71b62682ec4da9dbd
9. 0x8d28dd0833e3f5ec197838646f8cd1a5e2f6cc8c8c2caff731a383b15669da23
10. 0xa1f401b0c1aa499980430f67810c758c114bb9ec037661630bfa5ea89a4ed860
11. 0xf38b609ad597fce93b27c195650b896689a01ed74ab6b03ca25db0fce3815293
12. 0xa6ea35fd4950cdcd8e7e5b8dcbb37883deca6fa621672fcdbde7ee38017f71bb
13. 0x150dc531eedad3837a4be47dd0bf1a84bf98feb63216c125982425fda525a3fd
14. 0x80ede9e5d428e39db26928b1d08254ff1241f1d7e091fd2e57130fbb4423162b
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4