{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "98668c016a75c45590d3b5de15f6e08f12994d29f3f46fef7da7c2486fe80e91",
  "signature": "1K2z98xy5bRMlq0qq6eotnm5Bx5jNOEe21nnHrb+Iody9AkE1hD0a1eGtOsCaHpjrET+JcKCoUZ2g2IVVYodDw==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:53:42.898Z",
  "slug": "pl-pricing-experiment",
  "version": "1.0.0",
  "filename": "pl-pricing-experiment-agent-plugin.zip",
  "bytes": 4399,
  "content_digest": "18093cf57fa862c4947c5e79509a48a4beb108caa73fb08522c3f3366083acf3",
  "content_signature": "RdneA/9QY9SEvHkCn8z86fxmf6Hl28cwIcLbdNo+4pIeo0YDB/X8tBj/LDRr7fWMUYkV8i0SaqWiNc7XJ4G2DA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "84c5e295abd9339c4d1cf15f99834b129d90867b04482428d485f886763bad34"
    },
    {
      "path": "skills/pl-pricing-experiment/SKILL.md",
      "sha256": "678dc0c08b3fbd8bc58df2137a93cba3e2e072074363e4e96c0ea2b0e4ae0a83"
    },
    {
      "path": "skills/pl-pricing-experiment/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]"
  }
}