{
  "keys": [
    {
      "kty": "OKP",
      "crv": "Ed25519",
      "kid": "srf-2026-06",
      "use": "sig",
      "alg": "EdDSA",
      "x": "BAiFhUepKDVIUdkVjUZ4KQD-UweN81YtdFkH54geXYg"
    }
  ],
  "rotation_policy": {
    "period_days": 180,
    "overlap_days": 60
  },
  "pqc_roadmap": "ml-dsa-65 (FIPS-204) — Wave 3"
}