{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "aed1116a281084ddb60128c78e8635e7aa703a03c04c20bdbf759c8df9a577cc",
  "signature": "w725EXaRLWoihmWi5aITQZAMNuQclE88ayNwA7J4BsYCzpQ6swpPew4K5VpYQOcF1NE2Al07/fBmZuh8SbsrCw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:20:57.362Z",
  "slug": "root-cause-analysis",
  "version": "0.1.0",
  "filename": "root-cause-analysis-agent-plugin.zip",
  "bytes": 3284,
  "content_digest": "ccf20def3324c69561791f7bab03e5205704df67d706d5a3948aea544ddce7fc",
  "content_signature": "7zA6jI8ZFKJEakZ9BVzZeLX4P1AZkeYiEX5bMQFiKN0t4jbaPvSQ5RGLsJvcnjcsmK3stCL1XfwhqLN9pU9mBQ==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "ea0aaa5bf73eaf4b5d479645436d0bf8c9dd74b09e13ed63a7ba610483a88e24"
    },
    {
      "path": "skills/root-cause-analysis/SKILL.md",
      "sha256": "1b4f2657719490376767bd22bfad67c7800e5e3b2a5dc2634bace9d6a95f8196"
    }
  ],
  "verify": {
    "public_key_url": "https://superagentskill.com/api/public/signing-key.pem",
    "instructions": "sha256 the downloaded .zip, compare with `sha256`, then verify the base64 `signature` as an Ed25519 signature over the ascii sha256 hex string using the public key. An extracted or repacked copy can still be verified via `content_digest` / `content_signature`. Helper: node scripts/verify-package-signature.mjs <file.zip> <signature.json> [public-key.pem]"
  }
}