Evidence row 52259

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://balance-engine.vercel.app/api/mcp"
    ],
    [
      "web",
      "https://balance-engine.vercel.app/stories/agent-mcp.html"
    ]
  ],
  "name": "Nonlinear Calendar",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-11T02:52:36.943139Z",
        "status": "active",
        "statusChangedAt": "2026-09-11T02:52:36.943139Z",
        "updatedAt": "2026-09-11T02:52:36.943139Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Nonlinear Calendar: this year’s months fold onto the previous 12 years. No key to try.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "192x192"
          ],
          "src": "https://balance-engine.vercel.app/assets/mcp-icon.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://balance-engine.vercel.app/assets/mcp-icon-512.png"
        }
      ],
      "name": "io.github.singularitybpjade/balance-engine",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Account key from join.html (be_…) for your personal timetable. Leave empty for free tools (today/body/adjust/month/fold/sky/almanac/solar-terms). Empty key cannot call personal_day / personal_month.",
              "format": "string",
              "isSecret": true,
              "name": "BALANCE_API_KEY"
            },
            {
              "description": "Optional API origin. Default https://balance-engine.vercel.app",
              "format": "string",
              "name": "BALANCE_ENGINE_API_BASE"
            }
          ],
          "identifier": "balance-engine-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeArguments": [
            {
              "type": "positional",
              "value": "-y"
            }
          ],
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional. Bearer be_… account key from join.html — only needed for personal_day / personal_month. Free tools work without it.",
              "format": "string",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://balance-engine.vercel.app/api/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "mcp",
        "url": "https://github.com/singularitybpjade/balance-engine"
      },
      "title": "Nonlinear Calendar",
      "version": "0.2.1",
      "websiteUrl": "https://balance-engine.vercel.app/stories/agent-mcp.html"
    }
  },
  "source": "mcp_registry",
  "summary": "Nonlinear Calendar: this year’s months fold onto the previous 12 years. No key to try."
}

What the leaf hashes

{"body":"a7878ee19f9b117cad3d388dedbebfd5c92ae8fd7559d362cacdea9a136be3f8","id":52259,"kind":"listing","method":"baseline/1","observed_us":1793025419729801,"prev":null,"subject":"mcp_registry:io.github.singularitybpjade/balance-engine","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. 0xbaa04fe08472b644204961571ad6f1cd3c5eb5f6ba52bd10adff67db8b997d56
2. 0x37ef5ce3388a807d23da39f3cf431dca9d13a147b2344e573bdfe54b35de884c
3. 0x72c0602d15c1712dec0b4c1bc6cc22a9d0596590ca46c1ba2b2d5f2059c8771e
4. 0xf7291ecbf68550b8a89185fc5bde37a1039ed1cf56d71814008d318c1198076e
5. 0x90d72c12070a5cb9b07e2116dae7a040b633bb1b3252da50b0e33be039175281
6. 0x6425a30df0630ec0676ef56482347092d3bba164170e9d9b8d098bdde323b73c
7. 0x224c5562c0ffdacf232af82ec015dca3458208b3c82dc13778319f039f9e2763
8. 0xe869c9c40ad0d54c4f995c1e36a7c5488e27489b4fd84ce82e93e5ae636669dd
9. 0x68848522200c1eb3d241cbe11d9173cfd8bb548de1e8d7d46e32deec1df23abb
10. 0x5c670c369e4461ebb756b60e4a7c2b61bacd5db31fcc3315d727acb3845358d5
11. 0xd2fc7e774aa4a9259d0eb5e076abdaa36417d3853be0f8ff34d37acaa77db477
12. 0x1a61f9ab4a9304db8146c466be341271a345718ebf06b718e0f0dd9f347d2fbd
13. 0x2f43fe2b2533a5f40c107c114e458e226102f5f8ae91f097e964345880e30928
14. 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae