iadc_product_specs #17172

id INTEGER	17172
iadc_material_id INTEGER	2132 → iadc_discovered_materials
spec_type VARCHAR	specification
key VARCHAR	spec_5
value TEXT	Max 12 lines
key_normalized VARCHAR	spec_5
value_normalized VARCHAR	max 12 lines
value_numeric DOUBLE_PRECISION	12.0
unit VARCHAR	lines
created_at TIMESTAMP	2026-04-30T14:20:50.624388
source_page INTEGER	null
source_context TEXT	Max 12 lines