{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "6180fb94fb4ccf48ff350297d0677011f918dead3b99bc8eaa36b2a9d0deebc8",
  "signature": "gdSCzBhXXQCwyfpJYnehVl55uLpnnDxBKI1Ezaiz58GHH+Q2uj1W/TP5b22uY7E373gEtf8D6y5JuhfU+0CuBg==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-10-08T16:25:45.198Z",
  "slug": "podcast-editor",
  "version": "0.1.0",
  "filename": "podcast-editor-agent-plugin.zip",
  "bytes": 3399,
  "content_digest": "021e11db38a2701788b0a83f8bcdbc2c3850fa24a54900c41907e81d8bd1b9c4",
  "content_signature": "cajUY2zfnvWRwhuHYvzcLPUrhamMGjBaeawvju0ZXCSbdigYWyKB+ugS8nCe8l42qkG02XD90G2fZJv8rn0ACA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "85d7dc39eecd58bd322d980666bccb73fcf74c396349bcbfbc0708a6702f94ad"
    },
    {
      "path": "skills/podcast-editor/SKILL.md",
      "sha256": "b288b3e7770c543599b9f112001a2a09e92a04fe08db1fe638261da0cfe43967"
    }
  ],
  "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]"
  }
}