iadc_product_specs #11278

id INTEGER	11278
iadc_material_id INTEGER	1520 → iadc_discovered_materials
spec_type VARCHAR	specification
key VARCHAR	spec_5
value TEXT	Max 14 lines
key_normalized VARCHAR	spec_5
value_normalized VARCHAR	max 14 lines
value_numeric DOUBLE_PRECISION	14.0
unit VARCHAR	lines
created_at TIMESTAMP	2026-04-30T13:39:59.876454
source_page INTEGER	null
source_context TEXT	Max 14 lines