{
  "data_status": "synthetic_demo",
  "not_experimental_data": true,
  "random_seed": 20260923,
  "generator_version": "1.2",
  "figure_grammar_id": "li_cu_cycle_ce + li_cu_voltage_profile",
  "journal_preset": "journal_neutral_180mm",
  "variables_and_units": {
    "x": "cycle number",
    "y": "cycle-by-cycle CE (%)",
    "linked": "plating/stripping voltage (V) vs capacity (mAh cm−2)"
  },
  "sample_identity": "A/B are invented formulations; SIM IDs are invented studies; colors retain their assigned identity within each panel group.",
  "test_conditions": "Illustrative Li||Cu repeated plating/stripping; 1 mA cm−2; 1 mAh cm−2 plated; 1 V stripping cutoff; 25 °C.",
  "source_files": [
    "data.csv",
    "profiles.csv"
  ],
  "creator": "BatteryReviewForge original code",
  "review": {
    "science": "models and data-to-panel links inspected; no experimental interpretation",
    "display": "internal PNG and final-size inspection completed; independent author review remains required"
  }
}