{
  "generation_id": "2026-05-11_002",
  "model": "text:gpt-4.1-mini;image:gpt-image-1",
  "seed_theme": "whimsical and slightly unsettling",
  "title": "Invisible Sandwich",
  "slogan": "Taste the Nothingness",
  "prompt": "Create a square t-shirt graphic design with the following concept:\n\nTitle: Invisible Sandwich\nSlogan: Taste the Nothingness\nVisual style: Minimalist line art with surreal empty space and subtle shadows\nMood: whimsical and slightly unsettling\nCore concept prompt: A minimalist black and white line drawing of two hands holding an invisible sandwich with faint shadow outlines suggesting bread and filling, set against a plain white background\n\nHard constraints:\n- Keep composition centered and shirt-print friendly.\n- Use high-contrast, clear forms suitable for print.\n- Any text must be large and easily readable.\n- Exclude all forbidden elements: real brand logos, celebrity likenesses, political symbols, explicit imagery, tiny text\n- Do not include real brand names/logos, celebrity likenesses, copyrighted characters, political campaign slogans, hateful content, or explicit content.\n\nOutput a clean standalone design graphic, no mockup, no watermark, no background scene.",
  "timestamp": "2026-05-11T12:45:36Z",
  "mockup_source": "generated_pillow_blank_tshirt",
  "mockup_output": "shirt_002.png",
  "design_output": "design_002.png",
  "mockup_print_area": {
    "left": 332,
    "top": 500,
    "right": 692,
    "bottom": 860
  }
}