{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "00db168ad503f332ecdb076a4d2f411bca101f1a39240a23376e415973fd1168",
  "signature": "46x82L8VqcAjh6psfCJ9eOZcEv32HLZN1uY3gXLtOsyHtMgxQ3d9/It3wrK8GS/JEiaH7MHozpJ+/B7QqHL2Dg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T00:28:09.856Z",
  "slug": "pl-icp-discovery",
  "version": "1.0.0",
  "filename": "pl-icp-discovery-agent-plugin.zip",
  "bytes": 4239,
  "content_digest": "fef9bb19787e930cb594a0a79f5b6abe5426e76a11bd617a95e196ff011e0f80",
  "content_signature": "hjAx/HQRTlWkBYRrI9dOgzdcgSLOGbmQ+kUGYD5OijjMK5cV1NVMaVL//i8KAhXuSAXlcYQXMPKCnX2hKA5IDA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "7b8ccfbe8df44b5fa0220acae43f63ddcfdad997d9fc88f8e5be8b2aa3617d1e"
    },
    {
      "path": "skills/pl-icp-discovery/SKILL.md",
      "sha256": "b2b32f62c98517dfad3079219e5180fc6e613d50e6ac9127143bba3869a24e54"
    },
    {
      "path": "skills/pl-icp-discovery/references/examples.md",
      "sha256": "9726c5def208c03bfa335e734c3c096fb0685ce89fd2097c9d2f4a4e19890e48"
    }
  ],
  "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]"
  }
}