{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "71eb1ac646950f8ea2e1f22299a627ca1ca907c1d9da2ed30b8c62410cc09f69",
  "signature": "Fh9/7/D2gdgm0LZ+/kLrQpKD7t5i883dx3fSph63HsELPpFI9/9Ow0NRY+qBP8M+ru6FfT6G+a3UC8t3xjtOCQ==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:08:25.060Z",
  "slug": "od-gsap-core",
  "version": "0.1.0",
  "filename": "od-gsap-core-agent-plugin.zip",
  "bytes": 4147,
  "content_digest": "52915ce2f7889d3aab7339588cc3d17fc1797bd75ee07ca18911a65b08e1ad84",
  "content_signature": "csZwop7tksXlYvZqVQ+dL1eMeaHYtwfyu3eA0OJCuma8oEp1n7XplaR2fqWGNL7AapRPlgf++UQatEEKYTspBQ==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "fabac45698578b0ec18f83812bd4426e02c49f73724b0f8b079e9f526b046a2d"
    },
    {
      "path": "skills/od-gsap-core/SKILL.md",
      "sha256": "9097a2a6316fbf4970a78ad5f66b2c4b414bdc7e409571c5c6c06bf2deef3027"
    },
    {
      "path": "skills/od-gsap-core/references/examples.md",
      "sha256": "dae19efcd1c4dd0ffac733cef72023311f72a3ef7385b46da9948f6c6c1da6e6"
    }
  ],
  "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]"
  }
}