{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "bcf4679961fb328e81e78c30c3c0a3bc05245655350724f319a1f57c96d4adb2",
  "signature": "rG2mjmmoA43XHvgr13pho4MGc1uzH5+7IqRF7OLgy7Ik/bl2YENg8/ADg1DFVbzWGyPCGrp6J3qipcKREavZDA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:21:55.825Z",
  "slug": "github-cli-pro",
  "version": "0.1.0",
  "filename": "github-cli-pro-agent-plugin.zip",
  "bytes": 3268,
  "content_digest": "24c6c710d9449f6b042aaef85ac72f57f45fb57905380131cadee14c9a64b959",
  "content_signature": "+PpBBLhy3OvhSnJAO+b0QFsQKRnL+7kD0BWh9oNBnPlbUmJS4LnERZFSNLF51Mo3/XvYlsESA26UR3D0PY8/Bg==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "c41cc31f7fd14a01d4a9129f2be6b92b904bf9818762c61e13c7e722ab35e9db"
    },
    {
      "path": "skills/github-cli-pro/SKILL.md",
      "sha256": "d49a7d379a4e2fd1d02838ce6e3dc53677ec139c6eda085b6e4f44e33589e4c8"
    }
  ],
  "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]"
  }
}