{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "e2bc5bde5469af4996c424a52528ecb7ae2a86b65a43027762101fd47796c78a",
  "signature": "G2NJHhKP487gVVSMpdYLfNhOupl82ykWaJjgtTtkQsZ2E45TdRZcAadjyhbOHRCVxubXCntAOKpEg01Ks5WSCg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:32:03.430Z",
  "slug": "zoning-checker",
  "version": "0.1.0",
  "filename": "zoning-checker-agent-plugin.zip",
  "bytes": 3412,
  "content_digest": "b172d9c163264a685da6e2ff59a3c98ac0fb5ccca27cbc9d5cdb706384f782c0",
  "content_signature": "olixcukqlDHT1S+YHu9q132h1tAEVpuMKnSc4ASbfdlyGI/6ujkdJuVWrUgydivXXWj9fM8SMpGoIPg55F/tAA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "67292fb7dad982c4e9c2f93deffe30c68da578cf36753be3b533c4be78c15d40"
    },
    {
      "path": "skills/zoning-checker/SKILL.md",
      "sha256": "09257535c529ec817adc40fc08f0b3ce4426a15acf9be16860312f08f75112e4"
    }
  ],
  "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]"
  }
}