Evidence row 2281443

What was observed

{
  "endpoints": [
    [
      "web",
      "https://chartpng.dev/docs"
    ]
  ],
  "name": "ChartPNG",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T21:15:56.960386Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T21:15:56.960386Z",
        "updatedAt": "2026-11-02T21:15:56.960386Z"
      }
    },
    "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": "0.1.0"
        }
      ],
      "title": "ChartPNG",
      "version": "0.1.0",
      "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":"dd60f6c5a4c41180434411f14d5c73284d584bd9bc22b7099d81f4ecf3406785","id":2281443,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793654328209780,"prev":null,"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 2026-11-02 (444186 rows).

1. 0x76d7d8d77616173fd5509424488c0053aa64bf750016bf6aa279706cdf70a397
2. 0xd72bb8986991a9eda6b6ebaf8d2479ded21c2435d1b6a274f70bb1d4d670c2af
3. 0x3531f7fafdc0195970a247ee9a8efd38c3b4c3e6db57997515054e19fc9357d0
4. 0x547b50a42ca3d745b416112c06b1aed29b337da980e2b503d768addef8b70b3a
5. 0x2bb59a0fd2245f53a55cd28907298cd28fbc89a577e00d08371d6988536c1317
6. 0x678f2b7de8b46baa67954b35cf2b10eace1cefdf7d2bf4c88929a103791770a6
7. 0xc2d5ed220e3653238cc94ac7a3daf3b13b2a7f3c9aa089f8347f6fc65974ff98
8. 0xa4d3536ccf4111aada91147a2f7e55c2607aef6660e2c3d4c09c99a1c8c707e4
9. 0x376de574e62db8dba1f1327d358c8082b890ae67f808b3cc0c5dfdc6502c66f9
10. 0x81255e0847192117716b58769ea2de47af71e2610dc8924616af1a82c874176c
11. 0x0557890fb1a6a2767cecfe6769a163b6f7f2ceca201130260f7d286d15773827
12. 0xe9747ccde895d2aba14067132d86b41625938fce0a85a8efad50b5f89104f4b2
13. 0x98c0b976487311f03693fca7825f5f6e75a71ea33ac90caf33040d5eaa6d0b54
14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af