{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "39fb1ca4e805afc8ba11528d5b39b580cd3e8dc13e22c0bdbe4ed04e3cc7cf91",
  "signature": "8lbLeVU2JXlCCub6K12bxTGs61Fnc5DEbcnWwIYx6M/dkm2+R0DSybjAiwH+SQYyLiHbvrv6rxcK3ljWxZeoCA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:36:15.682Z",
  "slug": "soul-steve-jobs",
  "version": "0.1.0",
  "filename": "soul-steve-jobs-agent-plugin.zip",
  "bytes": 4113,
  "content_digest": "35ab1f3a1002ea982b0c7370564df7fa985e6cea97c1c242419a71e8a1eb56ad",
  "content_signature": "kj/NHZC5Rznme8HdYnLMdEIDCpiraZ6LJ+DQnzgEPlC/q0dadlhbYlE82NEc04dRhgXdFkt2vqIzh6DG2ir5CA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "4deb4ad2848012d6de6059bf0765b304b0aae227570cd495335625d9634fd004"
    },
    {
      "path": "skills/soul-steve-jobs/SKILL.md",
      "sha256": "f8bff58ccd08f964d5dabc87cafd0e81331b406d189b7b2769277bd9dbbe4482"
    }
  ],
  "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]"
  }
}