{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "b5d3da42847e3944e2cd0a388499943e9bda51ca4431baec32eefd52c39300e6",
  "signature": "wN0Z6WmrXz22kqFBerLx8E/Hjsw/Ih5PBcmqnwgw+8vCcgYfLXR92FlJ52O0tfNOiIyqk1fUgzS/OMZiStvlAA==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-24T01:35:25.576Z",
  "slug": "slack-dispatcher",
  "version": "0.1.0",
  "filename": "slack-dispatcher-agent-plugin.zip",
  "bytes": 3202,
  "content_digest": "9cbc90f762a91c22c50f0491cbeabea16c95a32a860f83af6e9d9e409a3a77ca",
  "content_signature": "4DfocmP1y0NvOM1gaQ5Mk3HwbuWBvPDC3nvKtl2zCyh2WHAXDMiGrXMyRqdzWjlmghTup6DEgqJaeMuD9AA/AA==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "24b21401c9bc978647f7412b77a0222eca7cd7b5a353cee2d09573d07a244150"
    },
    {
      "path": "skills/slack-dispatcher/SKILL.md",
      "sha256": "9fb7a686f9c3ae982489f72fce3e331db542bf772a8be7cf1e2b446d2e1642da"
    }
  ],
  "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]"
  }
}