iadc_product_specs #13959

id INTEGER	13959
iadc_material_id INTEGER	1796 → iadc_discovered_materials
spec_type VARCHAR	specification
key VARCHAR	spec_5
value TEXT	Max 16 lines
key_normalized VARCHAR	spec_5
value_normalized VARCHAR	max 16 lines
value_numeric DOUBLE_PRECISION	16.0
unit VARCHAR	lines
created_at TIMESTAMP	2026-04-30T14:00:52.551464
source_page INTEGER	null
source_context TEXT	Max 16 lines