Evidence row 2570804

What was observed

{
  "endpoints": [
    [
      "web",
      "https://chartpng.dev/docs"
    ]
  ],
  "name": "ChartPNG",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T10:22:28.866246Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T10:22:28.866246Z",
        "updatedAt": "2026-11-03T10:22:28.866246Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Draw Chart.js charts as PNG images: a shareable image URL or the PNG itself.",
      "name": "dev.chartpng/chartpng",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pro key. Without it the images carry a small watermark.",
              "isSecret": true,
              "name": "CHARTPNG_API_KEY"
            },
            {
              "default": "https://chartpng.dev",
              "description": "API base URL. Default https://chartpng.dev",
              "name": "CHARTPNG_BASE_URL"
            }
          ],
          "identifier": "@chartpng/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "title": "ChartPNG",
      "version": "0.2.0",
      "websiteUrl": "https://chartpng.dev/docs"
    }
  },
  "source": "mcp_registry",
  "summary": "Draw Chart.js charts as PNG images: a shareable image URL or the PNG itself."
}

What the leaf hashes

{"body":"03c8bcbfad2a4d69d1404dc944c27e5ab54e5851eb4c2497813eb62c782bd34b","id":2570804,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793704765566982,"prev":2281443,"subject":"mcp_registry:dev.chartpng/chartpng","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x67fba955aa0581dc0f6e71334507b0b57b0ca8907dd7765d960136e304a1b6dc
2. 0x6460bdc83f8fc745df33b647bb7d5f22229c82257685f72860c8340d368c3e09
3. 0x64c6846b95b157bd8f50c56919068d9957de331c8e18b76030eb640168f722b7
4. 0x73002059de9da5169d8b0dc1a5843dc7ce5e44f6730c0565c95f5721aedcd5de
5. 0x5da56670508a20dce06432dd764dc19b687487cf4df0b6c5f542e763465adc33
6. 0xf07a8cb676a9f48c78002e467c33e6831309248b843639dad7aec5f45508ab70
7. 0x1fef66c176870392567545cb1b98b499198b95286379b02652b03532607707dc
8. 0x2ea095086f2d9ad7b8643f1971076c16cf44b879ad44456d09d0ad5d37139908
9. 0x25eae7bc7288d7c9bc3dad3fc57d12774276f586d81681e591452859b2b793f4
10. 0xadc158f41d4276fc52f8791538629e231e143cbf905a26492593555b7a8174d4
11. 0xa1507acec44c9bced609ec37395980c33148f581d967c6bb17ca23a530e325fc
12. 0xfa47bd200383323fcfd06707b4e8aaed7a88454ffe578952ec34547786a82082
13. 0x49f77922e3c0c0d3ba9192584c8edb707aedf3ee37ea613d6583857a202724be
14. 0xb3db8b63788b8a266b4e7a4464683e6583189a54ea3ed27e3979d71ea98215f4
15. 0xa8458bc8c8ab1d4945ab9da0d4203ddba2468a0fef808e9febae01e3e86bcd40
16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7