{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "58af456fce669f464a5956ab2119783ae6615aba0186abac3b9a10ba0c45a55b",
  "signature": "FaFMphPUcY0H/BmZMpScOu5GU6VAqIJJYUlApJpXs62UzY34+GaRmqTy+EI5f6g3K5XEIIBViP85UmVDo1ezBA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T02:00:09.548Z",
  "slug": "portfolio-rebalancer",
  "version": "0.1.0",
  "filename": "portfolio-rebalancer-agent-plugin.zip",
  "bytes": 3532,
  "content_digest": "c061ed72d3f475c4cbd364843c9195b10202887cdb97a40c1a2d4d92337923e9",
  "content_signature": "nw8ix6f7d6Cy9sn2vQKQA+18HIGitMTfO79uN8fAJt4vogkTZpPxkPQw47DAOgHJR7FqqmzJPH1EUZxWgG7dAA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "e5c8de693c4b93e5aafa038e288fed6052154f8340d4d346d258c68f281900d8"
    },
    {
      "path": "skills/portfolio-rebalancer/SKILL.md",
      "sha256": "d21f79ec047e98fab78f1dcacf68788e1501c74c6c10f027f5179dcd3946324e"
    }
  ],
  "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]"
  }
}