{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "4de27c27652bc1378413bcce3867c1bee6863ee072381beb9355a527a9c635c3",
  "signature": "oeAjWxeOUUKXo2zpovkWczV8Mjpr3cOt58wi0j20j4rIQRTBK8Bx0hRr6CsQFLH0R0siqAkh8ob5i5JO+8lBAQ==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:20:06.616Z",
  "slug": "idea-validator",
  "version": "1.0.0",
  "filename": "idea-validator-agent-plugin.zip",
  "bytes": 3447,
  "content_digest": "a2ec1ce726bf02acc1ea975b90f0cdf9b5cc5e8b1221aa144d995d81692674b1",
  "content_signature": "1Z3y5Xy2+0WiJFF9YNqjGF5pQu9GcRKQ0jMH6qe79r2YzzLXYvwUs3/36I9yFOLStGn591m8R2taWtIRkW0TCA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "9d56d1e8c4af48400ae60d3c06730726bcd903e152882ddb3c37f93be7f3d000"
    },
    {
      "path": "skills/idea-validator/SKILL.md",
      "sha256": "2ded2454c5bcd3befc905c69a26d609969b0d7a9528d86dd21016417bcbd91ce"
    }
  ],
  "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]"
  }
}