{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "d818971f974447e47a66012d2b5f2573ff730ee9c4879d9b4f5dcde26f0a5ecc",
  "signature": "UJKLaLIg1ezPxb5pzjnbE05E4Kz9aLnlb5eQ/CHmcQO+4i8YToUpOzPntg6nYP1dUpLJ4kqt8v6o5lX85zd+CQ==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:01:12.158Z",
  "slug": "dpa-gdpr-checker",
  "version": "0.1.0",
  "filename": "dpa-gdpr-checker-agent-plugin.zip",
  "bytes": 3450,
  "content_digest": "6d592b56697ee9b147c51d57b94f0621978d30e28d7cb6a7c177211568d83b64",
  "content_signature": "Mx4FscjxFOGPBK1H4dD50p0v3YjHC8gCKL8CBXRJLZh4d2Fsh5sNMsFyrjTIKYUWVfcEcECGN/GCO7xyO1eHBw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "b382f39521aeb5f8a403c8d7394cf058d4bda2b93ed4d20fd82a7b4ee6100c68"
    },
    {
      "path": "skills/dpa-gdpr-checker/SKILL.md",
      "sha256": "3784a26104def039a2c10edb5b614e4c8b0f7055d33ee03ec8229493d444730b"
    }
  ],
  "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]"
  }
}