{"schema": "too.foo.history.image-prompt.v1", "slug": "1912-11-11-william-lawrence-bragg-presents-his-derivation-of-bragg-s-law-for-the", "release": "4b157fe58dc3a255", "image_key": "1912-11-11-william-lawrence-bragg-presents-his-derivation-of-bragg-s-law-for-the", "image_sha256": "79897749c2160a613a7b816e7617a4e9167e746ff9e19800f6e820857eafa597", "job": "20260827-004333-tier2", "model": "Ideogram 4 (fp8)", "preset": "V4_DEFAULT_20", "steps": 20, "seed": 20260823, "width": 1216, "height": 832, "caption_mode": "json", "caption": {"high_level_description": "A slight young man of twenty-two stands at the head of a long table in a small panelled college room, both hands raising a glass photographic plate to eye level in front of a green-shaded lamp so that about twenty seated men can see the array of dark spots across it. A Cambridge college meeting room on a November evening in 1912: dark oak panelling, a long baize-covered table, wooden benches and cane-seated chairs down both sides, heavy curtains drawn across a tall sash window, a small coal fire in a cast-iron grate. the presenter's hands grip the two short edges of the photographic plate. the photographic plate is raised directly in front of the lamp so its light passes through the glass toward the audience. the audience are seated along both sides of the same long table the presenter stands at the head of. The glass plate is the size of a postcard, about 9 by 12 cm, and the spots on it are the size of peppercorns. It is 11 November 1912, Cambridge, England: dark three-piece lounge suits and morning coats, stiff white detachable collars, watch chains, winged collars and full beards on several of the older men; oak panelling, green baize, brass, cane, hand-blown glass, coal; an early electric table lamp with a green glass shade, a coal fire in the grate, glass photographic plates carried in wooden holders. The diffraction record reads only as small round dark marks of differing density on clear glass, arranged symmetrically about one dense central mark.", "style_description": {"aesthetics": "A very young man asking a roomful of seniors to accept a simple geometric reading. Documentary photographic realism: subtle film grain, believable wear on every material, candid imperfect framing.", "lighting": "Warm low lamplight from the green-shaded lamp and the coal fire, the raised plate glowing where the light passes through it, the panelled walls falling into deep brown shadow", "photo": "40mm, f/2.8, 5 m, medium wide from the far end of the table, slightly above seated eye level, the young man off centre to the right", "medium": "photograph, The plate is held against the lamp so the spots read as dark marks in transmitted light", "color_palette": ["#1E1913", "#4A3B28", "#8A7350", "#C9B892", "#2B2B2A"]}, "compositional_deconstruction": {"background": "A Cambridge college meeting room on a November evening in 1912: dark oak panelling, a long baize-covered table, wooden benches and cane-seated chairs down both sides, heavy curtains drawn across a tall sash window, a small coal fire in a cast-iron grate. Warm low lamplight from the green-shaded lamp and the coal fire, the raised plate glowing where the light passes through it, the panelled walls falling into deep brown shadow.", "elements": [{"type": "obj", "bbox": [120, 340, 780, 600], "desc": "a slim young man of twenty-two in a dark three-piece suit and stiff white collar, hair parted and flattened, clean-shaven, standing turned three-quarters toward the seated men with both hands raising a small glass plate to eye level"}, {"type": "obj", "bbox": [230, 400, 340, 540], "desc": "a glass photographic plate the size of a postcard, about 9 by 12 cm, held by its short edges with the light passing through it: one dense dark central spot with smaller dark spots of varying density arranged around it in fourfold symmetry across otherwise clear glass", "color_palette": ["#2B2B26", "#C8BFA6"]}, {"type": "obj", "bbox": [360, 560, 520, 700], "desc": "a brass table lamp with a green glass shade standing on the baize, its light thrown up under the raised plate"}, {"type": "obj", "bbox": [380, 0, 900, 1000], "desc": "about twenty men in dark lounge suits and stiff white collars, several grey-bearded and considerably older, seated on benches and cane chairs along both sides of the table, most leaning forward, one at the near end with his chin propped on his hand"}, {"type": "obj", "bbox": [0, 0, 520, 1000], "desc": "dark oak panelling to shoulder height, a small coal fire glowing in a cast-iron grate, heavy curtains drawn across a tall sash window, worn floorboards"}]}}, "rendered_input": "{\"high_level_description\": \"A slight young man of twenty-two stands at the head of a long table in a small panelled college room, both hands raising a glass photographic plate to eye level in front of a green-shaded lamp so that about twenty seated men can see the array of dark spots across it. A Cambridge college meeting room on a November evening in 1912: dark oak panelling, a long baize-covered table, wooden benches and cane-seated chairs down both sides, heavy curtains drawn across a tall sash window, a small coal fire in a cast-iron grate. the presenter's hands grip the two short edges of the photographic plate. the photographic plate is raised directly in front of the lamp so its light passes through the glass toward the audience. the audience are seated along both sides of the same long table the presenter stands at the head of. The glass plate is the size of a postcard, about 9 by 12 cm, and the spots on it are the size of peppercorns. It is 11 November 1912, Cambridge, England: dark three-piece lounge suits and morning coats, stiff white detachable collars, watch chains, winged collars and full beards on several of the older men; oak panelling, green baize, brass, cane, hand-blown glass, coal; an early electric table lamp with a green glass shade, a coal fire in the grate, glass photographic plates carried in wooden holders. The diffraction record reads only as small round dark marks of differing density on clear glass, arranged symmetrically about one dense central mark.\", \"style_description\": {\"aesthetics\": \"A very young man asking a roomful of seniors to accept a simple geometric reading. Documentary photographic realism: subtle film grain, believable wear on every material, candid imperfect framing.\", \"lighting\": \"Warm low lamplight from the green-shaded lamp and the coal fire, the raised plate glowing where the light passes through it, the panelled walls falling into deep brown shadow\", \"photo\": \"40mm, f/2.8, 5 m, medium wide from the far end of the table, slightly above seated eye level, the young man off centre to the right\", \"medium\": \"photograph, The plate is held against the lamp so the spots read as dark marks in transmitted light\", \"color_palette\": [\"#1E1913\", \"#4A3B28\", \"#8A7350\", \"#C9B892\", \"#2B2B2A\"]}, \"compositional_deconstruction\": {\"background\": \"A Cambridge college meeting room on a November evening in 1912: dark oak panelling, a long baize-covered table, wooden benches and cane-seated chairs down both sides, heavy curtains drawn across a tall sash window, a small coal fire in a cast-iron grate. Warm low lamplight from the green-shaded lamp and the coal fire, the raised plate glowing where the light passes through it, the panelled walls falling into deep brown shadow.\", \"elements\": [{\"type\": \"obj\", \"bbox\": [120, 340, 780, 600], \"desc\": \"a slim young man of twenty-two in a dark three-piece suit and stiff white collar, hair parted and flattened, clean-shaven, standing turned three-quarters toward the seated men with both hands raising a small glass plate to eye level\"}, {\"type\": \"obj\", \"bbox\": [230, 400, 340, 540], \"desc\": \"a glass photographic plate the size of a postcard, about 9 by 12 cm, held by its short edges with the light passing through it: one dense dark central spot with smaller dark spots of varying density arranged around it in fourfold symmetry across otherwise clear glass\", \"color_palette\": [\"#2B2B26\", \"#C8BFA6\"]}, {\"type\": \"obj\", \"bbox\": [360, 560, 520, 700], \"desc\": \"a brass table lamp with a green glass shade standing on the baize, its light thrown up under the raised plate\"}, {\"type\": \"obj\", \"bbox\": [380, 0, 900, 1000], \"desc\": \"about twenty men in dark lounge suits and stiff white collars, several grey-bearded and considerably older, seated on benches and cane chairs along both sides of the table, most leaning forward, one at the near end with his chin propped on his hand\"}, {\"type\": \"obj\", \"bbox\": [0, 0, 520, 1000], \"desc\": \"dark oak panelling to shoulder height, a small coal fire glowing in a cast-iron grate, heavy curtains drawn across a tall sash window, worn floorboards\"}]}}", "prompt_sha256": "d6e416bd7011681d389e24255e51f30b6dddc04ee72182058a4b760ce50bd204"}