{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "c90dc9ad620926d0810879157eb6ed9a1f0191583dc99eaab3ccb99af79b7f86",
  "signature": "ijf8mJnSrl3hSdb9g7vOWxhUrusLuPpABL1cybo+bL5QguqWCMbhodHytS1XlbsM8M6+MbCxKhNsDzrl3u++AA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:02:22.767Z",
  "slug": "soul-sam-altman",
  "version": "0.1.0",
  "filename": "soul-sam-altman-agent-plugin.zip",
  "bytes": 3885,
  "content_digest": "16dccfa18ecf1a6c185a69b9eaae8e9b6841352b733d888c0ba35131ad43c959",
  "content_signature": "yzaso0JkKxVVNXeVYCpXcgJwBXRE4Jltg/BVyz3hezawDRopvO0URC9xXHggTT5iGPKXHluRSJXjkY9bQK8rAQ==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "4d83a26e7deb9bf328031139a4b46bccfc72f6bdf15998136cd2b2ead365a365"
    },
    {
      "path": "skills/soul-sam-altman/SKILL.md",
      "sha256": "13bc9e659fcb855a34e4033ba161c5b5140b67118b7f38033e75d1474afee6b2"
    }
  ],
  "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]"
  }
}