{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "707291c88bdd04bdef33e61781f772df8a2c648096d375bedbb3a1c0d3047695",
  "signature": "Eux2oLh+alrYWrfkTtCbXmv5rSZC6AN8dKqtvdSb5+qnVktv52Bip7ocWyBA8IjUMH5ZFFAg0AehzOy+aF9LAw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:08:00.474Z",
  "slug": "synthetic-data-generator",
  "version": "0.1.0",
  "filename": "synthetic-data-generator-agent-plugin.zip",
  "bytes": 3351,
  "content_digest": "45843b53c511e18cb2153ea5dd8a8d7f35a63417ab307462b37893ddd128d699",
  "content_signature": "ZQAwkl/PQ1g+iN3tRvWV5vI2z0jOM7WtfVY8OHnw0+0WreTF/NUNa3pcfVwBr0sb/wy6Pkq21GgoLWJpuX4rCw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "889af3814b4c7543801437d8a0159ddab968a7bce122bf995a68d14ece0ed902"
    },
    {
      "path": "skills/synthetic-data-generator/SKILL.md",
      "sha256": "7253828b8396c24f0d28bdc89b522abed17b55d7da040cf14e83f7bd3a938374"
    }
  ],
  "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]"
  }
}