{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "f87d7513aaaea8bf2f7221368325536b13d4236de62f334d45559f9f7b4d1200",
  "signature": "UHcOV+vix4yKkeaBkwTG1gEwwsQc6ZAysVOjSZ8aEppoF378EyXtQc+K1SW3IzGRT756teZX7v7GEyKQ2tx/BQ==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:28:51.976Z",
  "slug": "pl-blog-seo-geo",
  "version": "1.0.0",
  "filename": "pl-blog-seo-geo-agent-plugin.zip",
  "bytes": 4158,
  "content_digest": "78be7ddf8b1a111d0f54c50989e9269cf9247ca5683cae4c22ea2a1a13a597a7",
  "content_signature": "I4ZNd9U/M7YhMxXFb8GOxtGoXpE5QpRzhUWwZ9BNIQDq3mwihts81DpjZhZPnF5NIes6YEY0QU6oujbXYIiDDw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "2eac78eb2fa75763bdd56af5c121aaa489959c0dd68b19bc524d3ab6f1fef7a2"
    },
    {
      "path": "skills/pl-blog-seo-geo/SKILL.md",
      "sha256": "a235de5a70e88daa93c10f318a3bdb816164ae9979a279d352671997b55e5e85"
    },
    {
      "path": "skills/pl-blog-seo-geo/references/examples.md",
      "sha256": "9726c5def208c03bfa335e734c3c096fb0685ce89fd2097c9d2f4a4e19890e48"
    }
  ],
  "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]"
  }
}