{"schema": "too.foo.history.image-prompt.v1", "slug": "1795-04-07-the-metric-system-is-adopted-in-france", "release": "4b157fe58dc3a255", "image_key": "1795-04-07-the-metric-system-is-adopted-in-france", "image_sha256": "4dad29911ded4793301f5d60da337532ba5306ceea259856ba6003eb9c161329", "job": "20260827-203123-tier3", "model": "Ideogram 4 (fp8)", "preset": "V4_TURBO_12", "steps": 12, "seed": 20260823, "width": 1216, "height": 832, "caption_mode": "json", "caption": {"high_level_description": "A French instrument maker draws a flat hand file across the end of a one-metre platinum bar ordered as the provisional standard, his other gloved hand holding the bar firmly against a fixed oak stop. A Paris state instrument workshop in 1795: scarred oak bench, lime-plaster wall, iron screw vise, hand tools, and one tall left window; the near bench edge is rubbed pale by years of aprons. The platinum metre lies along the oak jig groove and its left end touches the fixed stop. The maker's left glove presses the platinum metre into the cradle while his right glove encloses the file handle. The file's toothed face contacts the bar's right end during the cutting stroke. The oak jig is bolted flush to the workbench; all four bench legs meet the plank floor. The maker's two shoes meet the floor beside the bench, with unequal stance and bent working posture. The bar is exactly 1.00 m long, a little over half the standing 1.70 m maker's height. It is 1795: Linen shirt, wool waistcoat, knee breeches, stockings, buckle shoes, leather apron and close work gloves.; Platinum, oak, wrought iron, brass, lime plaster, linen, wool and leather.; Hand file, screw vise and fixed-end oak jig in a daylight instrument workshop.", "style_description": {"aesthetics": "Measured urgency around an unfinished standard.. Documentary photographic realism: subtle film grain, believable wear on every material, candid imperfect framing.", "lighting": "Single diffuse daylight source from the high left window; shadows fall softly down-right, platinum highlights face left, and recesses remain cool and matte.", "photo": "50mm, f/4, 3.2 m, Candid waist-height medium reconstruction photograph with subtle grain, subject right of centre, bar diagonal; near bench corner softly blurred.", "medium": "photograph", "color_palette": ["#1E1913", "#4A3B28", "#8A7350", "#C9B892", "#2B2B2A"]}, "compositional_deconstruction": {"background": "A Paris state instrument workshop in 1795: scarred oak bench, lime-plaster wall, iron screw vise, hand tools, and one tall left window; the near bench edge is rubbed pale by years of aprons. Single diffuse daylight source from the high left window; shadows fall softly down-right, platinum highlights face left, and recesses remain cool and matte.", "elements": [{"type": "obj", "bbox": [120, 585, 870, 900], "desc": "One 1.70 m adult in leather apron and late-Revolutionary work clothes, three-quarter back view; both gloved hands occupied, face soft beyond the focal plane."}, {"type": "obj", "bbox": [600, 140, 625, 610], "desc": "Exactly 1.00 m long; slender rectangular section, matte pale metal, directional file marks and a freshly squared right end."}, {"type": "obj", "bbox": [475, 570, 645, 755], "desc": "One iron hand file crossing the bar end diagonally; toothed face pressed against platinum, wooden handle enclosed by the maker's right glove."}, {"type": "obj", "bbox": [610, 95, 715, 700], "desc": "Low V-cradle and fixed end stop bolted into the bench; bar lies fully supported in the groove and touches the stop."}, {"type": "obj", "bbox": [565, 45, 965, 950], "desc": "Heavy waist-high oak slab on four joined legs; file scars cluster beside the jig and the near edge is locally worn smooth."}, {"type": "obj", "bbox": [35, 0, 500, 155], "desc": "Tall multipane workshop window at frame edge, softly out of focus; sole daylight source for the room."}]}}, "rendered_input": "{\"high_level_description\": \"A French instrument maker draws a flat hand file across the end of a one-metre platinum bar ordered as the provisional standard, his other gloved hand holding the bar firmly against a fixed oak stop. A Paris state instrument workshop in 1795: scarred oak bench, lime-plaster wall, iron screw vise, hand tools, and one tall left window; the near bench edge is rubbed pale by years of aprons. The platinum metre lies along the oak jig groove and its left end touches the fixed stop. The maker's left glove presses the platinum metre into the cradle while his right glove encloses the file handle. The file's toothed face contacts the bar's right end during the cutting stroke. The oak jig is bolted flush to the workbench; all four bench legs meet the plank floor. The maker's two shoes meet the floor beside the bench, with unequal stance and bent working posture. The bar is exactly 1.00 m long, a little over half the standing 1.70 m maker's height. It is 1795: Linen shirt, wool waistcoat, knee breeches, stockings, buckle shoes, leather apron and close work gloves.; Platinum, oak, wrought iron, brass, lime plaster, linen, wool and leather.; Hand file, screw vise and fixed-end oak jig in a daylight instrument workshop.\", \"style_description\": {\"aesthetics\": \"Measured urgency around an unfinished standard.. Documentary photographic realism: subtle film grain, believable wear on every material, candid imperfect framing.\", \"lighting\": \"Single diffuse daylight source from the high left window; shadows fall softly down-right, platinum highlights face left, and recesses remain cool and matte.\", \"photo\": \"50mm, f/4, 3.2 m, Candid waist-height medium reconstruction photograph with subtle grain, subject right of centre, bar diagonal; near bench corner softly blurred.\", \"medium\": \"photograph\", \"color_palette\": [\"#1E1913\", \"#4A3B28\", \"#8A7350\", \"#C9B892\", \"#2B2B2A\"]}, \"compositional_deconstruction\": {\"background\": \"A Paris state instrument workshop in 1795: scarred oak bench, lime-plaster wall, iron screw vise, hand tools, and one tall left window; the near bench edge is rubbed pale by years of aprons. Single diffuse daylight source from the high left window; shadows fall softly down-right, platinum highlights face left, and recesses remain cool and matte.\", \"elements\": [{\"type\": \"obj\", \"bbox\": [120, 585, 870, 900], \"desc\": \"One 1.70 m adult in leather apron and late-Revolutionary work clothes, three-quarter back view; both gloved hands occupied, face soft beyond the focal plane.\"}, {\"type\": \"obj\", \"bbox\": [600, 140, 625, 610], \"desc\": \"Exactly 1.00 m long; slender rectangular section, matte pale metal, directional file marks and a freshly squared right end.\"}, {\"type\": \"obj\", \"bbox\": [475, 570, 645, 755], \"desc\": \"One iron hand file crossing the bar end diagonally; toothed face pressed against platinum, wooden handle enclosed by the maker's right glove.\"}, {\"type\": \"obj\", \"bbox\": [610, 95, 715, 700], \"desc\": \"Low V-cradle and fixed end stop bolted into the bench; bar lies fully supported in the groove and touches the stop.\"}, {\"type\": \"obj\", \"bbox\": [565, 45, 965, 950], \"desc\": \"Heavy waist-high oak slab on four joined legs; file scars cluster beside the jig and the near edge is locally worn smooth.\"}, {\"type\": \"obj\", \"bbox\": [35, 0, 500, 155], \"desc\": \"Tall multipane workshop window at frame edge, softly out of focus; sole daylight source for the room.\"}]}}", "prompt_sha256": "0fc65ef5d3f8f43f1529834ad852d09c9c2f8e0a8af56a0045355e1a1e49b196"}