{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "492eadd2c9421e88332e8becf4d7cca2bd39273ef6e6581d5ae9404a3af920d1",
  "signature": "RrjdslyjNvmTVszvUPimP4knaIRF7QFQOFg1ZXyonsF9qpn+Dr2pdTTBVDRlqVZZMkuxyR/X4J45npLNfQc0DA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:08:39.784Z",
  "slug": "soul-marc-andreessen",
  "version": "0.1.0",
  "filename": "soul-marc-andreessen-agent-plugin.zip",
  "bytes": 3935,
  "content_digest": "9e18644428f04c7f5ef52dd794acb6957b5b2931c89ec7df888b50cce434e31d",
  "content_signature": "RhTV86v0EEXz0Tchq8GbAIXfH7J069GRevxBOQIe8mYfvaTihBSZmdniEJyKEixxKxoGJw/V3sNo/5DNu8Y8DA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "4418214fce01f064703883ecbcaf575aabf42a5bd4fa0021ec654229cdcd2b5d"
    },
    {
      "path": "skills/soul-marc-andreessen/SKILL.md",
      "sha256": "1e28c34f891726d20f3017ce607e3f7ae21400610c58da09d617693ca507ba7e"
    }
  ],
  "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]"
  }
}