{
 "engine": "nostalgia-camera Flutter render engine (lib/features/rendering), unmodified; default colour profile per era",
 "preprocessing": "EXIF orientation, centre crop to 3:4 portrait, 1080×1440, no grading, EXIF removed",
 "sources": "Pexels photos listed in marketing/experiments/nostalgia-three-times/input-manifest.json and inputs-v3/sources.json",
 "outputs": [
  {
   "scene": "laughter",
   "file": "laughter-1972.jpg",
   "era_id": "polaroid_1972",
   "year": 1972,
   "color_profile": "polaroid_warm",
   "seed": 52013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "laughter",
   "file": "laughter-1998.jpg",
   "era_id": "disposable_1998",
   "year": 1998,
   "color_profile": "warm_drugstore",
   "seed": 52013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "laughter",
   "file": "laughter-2010.jpg",
   "era_id": "instagram_2010",
   "year": 2010,
   "color_profile": "ig_valencia",
   "seed": 52013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1895.jpg",
   "era_id": "plate_1895",
   "year": 1895,
   "color_profile": "sepia_plate",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1900.jpg",
   "era_id": "brownie_1900",
   "year": 1900,
   "color_profile": "brownie_sepia",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1972.jpg",
   "era_id": "polaroid_1972",
   "year": 1972,
   "color_profile": "polaroid_warm",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1987.jpg",
   "era_id": "compact_1987",
   "year": 1987,
   "color_profile": "warm_compact",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1994.jpg",
   "era_id": "quicktake_1994",
   "year": 1994,
   "color_profile": "quicktake_beige",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1995.jpg",
   "era_id": "vhs_1995",
   "year": 1995,
   "color_profile": "tape_daylight",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-1998.jpg",
   "era_id": "disposable_1998",
   "year": 1998,
   "color_profile": "warm_drugstore",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-2004.jpg",
   "era_id": "ccd_2004",
   "year": 2004,
   "color_profile": "digital_cyan",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-2009.jpg",
   "era_id": "early_phone_2009",
   "year": 2009,
   "color_profile": "early_phone_day",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-2010.jpg",
   "era_id": "instagram_2010",
   "year": 2010,
   "color_profile": "ig_valencia",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-2014.jpg",
   "era_id": "social_2014",
   "year": 2014,
   "color_profile": "warm_feed",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-2020.jpg",
   "era_id": "quarantine_2020",
   "year": 2020,
   "color_profile": "quarantine_soft",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "evening",
   "file": "evening-2026.jpg",
   "era_id": "phone_today",
   "year": 2026,
   "color_profile": "clean_sensor",
   "seed": 53013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "picnic",
   "file": "picnic-1995.jpg",
   "era_id": "vhs_1995",
   "year": 1995,
   "color_profile": "tape_daylight",
   "seed": 54013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "picnic",
   "file": "picnic-1998.jpg",
   "era_id": "disposable_1998",
   "year": 1998,
   "color_profile": "warm_drugstore",
   "seed": 54013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "picnic",
   "file": "picnic-2010.jpg",
   "era_id": "instagram_2010",
   "year": 2010,
   "color_profile": "ig_valencia",
   "seed": 54013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "sunday",
   "file": "sunday-1972.jpg",
   "era_id": "polaroid_1972",
   "year": 1972,
   "color_profile": "polaroid_warm",
   "seed": 55013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "sunday",
   "file": "sunday-1987.jpg",
   "era_id": "compact_1987",
   "year": 1987,
   "color_profile": "warm_compact",
   "seed": 55013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "sunday",
   "file": "sunday-2009.jpg",
   "era_id": "early_phone_2009",
   "year": 2009,
   "color_profile": "early_phone_day",
   "seed": 55013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "roadtrip",
   "file": "roadtrip-1972.jpg",
   "era_id": "polaroid_1972",
   "year": 1972,
   "color_profile": "polaroid_warm",
   "seed": 56013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "roadtrip",
   "file": "roadtrip-1987.jpg",
   "era_id": "compact_1987",
   "year": 1987,
   "color_profile": "warm_compact",
   "seed": 56013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "city",
   "file": "city-1987.jpg",
   "era_id": "compact_1987",
   "year": 1987,
   "color_profile": "warm_compact",
   "seed": 57013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "city",
   "file": "city-1995.jpg",
   "era_id": "vhs_1995",
   "year": 1995,
   "color_profile": "tape_daylight",
   "seed": 57013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "city",
   "file": "city-2009.jpg",
   "era_id": "early_phone_2009",
   "year": 2009,
   "color_profile": "early_phone_day",
   "seed": 57013,
   "width": 1080,
   "height": 1440
  },
  {
   "scene": "city",
   "file": "city-2010.jpg",
   "era_id": "instagram_2010",
   "year": 2010,
   "color_profile": "ig_valencia",
   "seed": 57013,
   "width": 1080,
   "height": 1440
  }
 ],
 "web_copies": "WebP 720×960 (quality 80) of the outputs listed below; og-*.jpg are 1200×630 centre crops.",
 "photographers": {
  "laughter": "Gary Barnes (Pexels)",
  "evening": "cottonbro studio (Pexels)",
  "picnic": "Polina Tankilevitch (Pexels)",
  "sunday": "Mizuno K (Pexels)",
  "roadtrip": "Mikhail Nilov (Pexels)",
  "city": "Havvanur (Pexels)"
 },
 "license": "Pexels License, https://www.pexels.com/license/ — prepared examples, not historical photographs or in-app captures; no endorsement implied."
}