{"schema": "too.foo.history.image-prompt.v1", "slug": "1927-05-philo-farnsworth-of-the-united-states-transmits-his-first-experimental-e", "release": "4b157fe58dc3a255", "image_key": "1927-05-philo-farnsworth-of-the-united-states-transmits-his-first-experimental-e", "image_sha256": "1855cde826e110a22114a93ca2956caf54c2b780d6d30d39b8b7d7c230bd4a03", "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": "Philo Farnsworth turns a smooth bakelite control knob while his image-dissector camera tube faces a glass slide bearing one straight dark stroke; a cloth-covered cable bundle runs through the doorway to the adjacent receiver, where the same stroke glows mid-transmission. Two adjoining workrooms at 202 Green Street, San Francisco, fitted as a small 1927 experimental laboratory with wood-topped steel benches, plaster walls, exposed glass tubes and cloth-covered electrical leads. The source slide’s lower edge sits inside the slotted fixture, and the fixture is screwed to the source bench. The image-dissector optical barrel points directly at the centre of the source stroke; its chassis feet bolt flat against the source bench. Farnsworth’s right fingers close around the smooth knob while his left fingers wrap over the bench edge; both shoes contact the laboratory floor. The cable bundle plugs into the camera chassis, lies under its own weight across the floor and threshold, and plugs into the receiver chassis. The receiver chassis rests fully on the receiver bench, whose four legs contact the adjacent-room floor. The received stroke remains wholly inside the circular screen and shares the source stroke’s orientation. The palm-sized slide is one hand-width tall; both benches reach the waist of Farnsworth’s 1.7 m figure. It is 7 September 1927: Rolled white shirtsleeves, suspenders, dark wool trousers and leather shoes appropriate to a young American laboratory worker.; Glass vacuum tubes, blackened steel, bakelite, wood bench tops, cloth insulation, copper conductors and plaster walls.; All-electronic image-dissector camera tube, hardwired experimental circuitry and cathode-ray receiver arranged in adjacent rooms. A single faint straight phosphor stroke matches the dark source stroke’s orientation; its glow stays confined to the receiver screen.", "style_description": {"aesthetics": "Private laboratory concentration at the instant of proof. Documentary photographic realism: subtle film grain, believable wear on every material, candid imperfect framing.", "lighting": "One shaded tungsten lamp high at upper left casts soft shadows down-right; compact reflections face it on both glass surfaces, while phosphor emission remains localized.", "photo": "40mm, f/4, 4 m from the source bench, Candid medium-wide view through adjoining rooms, source apparatus offset left and sharp; the receiver is slightly softer while its single stroke remains legible.", "medium": "photograph, Expose for the low-intensity phosphor emission while retaining darker detail in the adjacent room and directional highlights on glass.", "color_palette": ["#1E1913", "#4A3B28", "#8A7350", "#C9B892", "#2B2B2A"]}, "compositional_deconstruction": {"background": "Two adjoining workrooms at 202 Green Street, San Francisco, fitted as a small 1927 experimental laboratory with wood-topped steel benches, plaster walls, exposed glass tubes and cloth-covered electrical leads. One shaded tungsten lamp high at upper left casts soft shadows down-right; compact reflections face it on both glass surfaces, while phosphor emission remains localized.", "elements": [{"type": "obj", "bbox": [220, 380, 930, 650], "desc": "Twenty-one-year-old man in rolled white shirtsleeves, suspenders and dark wool trousers; three-quarter back view, right hand enclosing the knob and left gripping the bench edge."}, {"type": "obj", "bbox": [320, 90, 500, 190], "desc": "Palm-sized glass slide held upright in a slotted wooden fixture, carrying exactly one straight dark vertical stroke; one compact lamp reflection touches its upper-left edge."}, {"type": "obj", "bbox": [270, 180, 610, 450], "desc": "Forearm-long blackened-metal chassis with optical barrel and partly exposed glass vacuum tube; directional highlights face upper left and its finish remains matte."}, {"type": "obj", "bbox": [500, 20, 900, 510], "desc": "Waist-high wood-topped steel bench supporting the camera chassis and slide fixture; its front edge is worn pale beside Farnsworth’s working position."}, {"type": "obj", "bbox": [510, 390, 810, 800], "desc": "One flexible bundle of cloth-covered leads leaves the camera chassis, rests along the floor and threshold, then rises into the adjacent receiver."}, {"type": "obj", "bbox": [320, 730, 650, 930], "desc": "Compact cathode-ray receiver chassis in the adjacent room, with a palm-wide circular phosphor screen facing diagonally toward Farnsworth."}, {"type": "obj", "bbox": [400, 805, 540, 825], "desc": "Exactly one thin straight vertical phosphor stroke contained inside the receiver screen, matching the source orientation with a confined low-intensity halo."}, {"type": "obj", "bbox": [580, 680, 880, 980], "desc": "Stout waist-high table beneath the receiver, with square legs planted on the adjacent room’s floor and a scuffed near edge."}]}}, "rendered_input": "{\"high_level_description\": \"Philo Farnsworth turns a smooth bakelite control knob while his image-dissector camera tube faces a glass slide bearing one straight dark stroke; a cloth-covered cable bundle runs through the doorway to the adjacent receiver, where the same stroke glows mid-transmission. Two adjoining workrooms at 202 Green Street, San Francisco, fitted as a small 1927 experimental laboratory with wood-topped steel benches, plaster walls, exposed glass tubes and cloth-covered electrical leads. The source slide’s lower edge sits inside the slotted fixture, and the fixture is screwed to the source bench. The image-dissector optical barrel points directly at the centre of the source stroke; its chassis feet bolt flat against the source bench. Farnsworth’s right fingers close around the smooth knob while his left fingers wrap over the bench edge; both shoes contact the laboratory floor. The cable bundle plugs into the camera chassis, lies under its own weight across the floor and threshold, and plugs into the receiver chassis. The receiver chassis rests fully on the receiver bench, whose four legs contact the adjacent-room floor. The received stroke remains wholly inside the circular screen and shares the source stroke’s orientation. The palm-sized slide is one hand-width tall; both benches reach the waist of Farnsworth’s 1.7 m figure. It is 7 September 1927: Rolled white shirtsleeves, suspenders, dark wool trousers and leather shoes appropriate to a young American laboratory worker.; Glass vacuum tubes, blackened steel, bakelite, wood bench tops, cloth insulation, copper conductors and plaster walls.; All-electronic image-dissector camera tube, hardwired experimental circuitry and cathode-ray receiver arranged in adjacent rooms. A single faint straight phosphor stroke matches the dark source stroke’s orientation; its glow stays confined to the receiver screen.\", \"style_description\": {\"aesthetics\": \"Private laboratory concentration at the instant of proof. Documentary photographic realism: subtle film grain, believable wear on every material, candid imperfect framing.\", \"lighting\": \"One shaded tungsten lamp high at upper left casts soft shadows down-right; compact reflections face it on both glass surfaces, while phosphor emission remains localized.\", \"photo\": \"40mm, f/4, 4 m from the source bench, Candid medium-wide view through adjoining rooms, source apparatus offset left and sharp; the receiver is slightly softer while its single stroke remains legible.\", \"medium\": \"photograph, Expose for the low-intensity phosphor emission while retaining darker detail in the adjacent room and directional highlights on glass.\", \"color_palette\": [\"#1E1913\", \"#4A3B28\", \"#8A7350\", \"#C9B892\", \"#2B2B2A\"]}, \"compositional_deconstruction\": {\"background\": \"Two adjoining workrooms at 202 Green Street, San Francisco, fitted as a small 1927 experimental laboratory with wood-topped steel benches, plaster walls, exposed glass tubes and cloth-covered electrical leads. One shaded tungsten lamp high at upper left casts soft shadows down-right; compact reflections face it on both glass surfaces, while phosphor emission remains localized.\", \"elements\": [{\"type\": \"obj\", \"bbox\": [220, 380, 930, 650], \"desc\": \"Twenty-one-year-old man in rolled white shirtsleeves, suspenders and dark wool trousers; three-quarter back view, right hand enclosing the knob and left gripping the bench edge.\"}, {\"type\": \"obj\", \"bbox\": [320, 90, 500, 190], \"desc\": \"Palm-sized glass slide held upright in a slotted wooden fixture, carrying exactly one straight dark vertical stroke; one compact lamp reflection touches its upper-left edge.\"}, {\"type\": \"obj\", \"bbox\": [270, 180, 610, 450], \"desc\": \"Forearm-long blackened-metal chassis with optical barrel and partly exposed glass vacuum tube; directional highlights face upper left and its finish remains matte.\"}, {\"type\": \"obj\", \"bbox\": [500, 20, 900, 510], \"desc\": \"Waist-high wood-topped steel bench supporting the camera chassis and slide fixture; its front edge is worn pale beside Farnsworth’s working position.\"}, {\"type\": \"obj\", \"bbox\": [510, 390, 810, 800], \"desc\": \"One flexible bundle of cloth-covered leads leaves the camera chassis, rests along the floor and threshold, then rises into the adjacent receiver.\"}, {\"type\": \"obj\", \"bbox\": [320, 730, 650, 930], \"desc\": \"Compact cathode-ray receiver chassis in the adjacent room, with a palm-wide circular phosphor screen facing diagonally toward Farnsworth.\"}, {\"type\": \"obj\", \"bbox\": [400, 805, 540, 825], \"desc\": \"Exactly one thin straight vertical phosphor stroke contained inside the receiver screen, matching the source orientation with a confined low-intensity halo.\"}, {\"type\": \"obj\", \"bbox\": [580, 680, 880, 980], \"desc\": \"Stout waist-high table beneath the receiver, with square legs planted on the adjacent room’s floor and a scuffed near edge.\"}]}}", "prompt_sha256": "d0471434d2b7774d72d6b31c088f457cfb91b02e4afdd84dce0b4a52649beadc"}