cd4028: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding)
cd4028: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero
cd4028: laser-etched CAD + chip hero (factory 2.0.0 backfill)
cd4028: laser-etched CAD + chip hero (factory 2.0.0 backfill)
cd4028: stamp component.logic (CD4028) from component-ocean
cd4028: backfill missing artifacts (etch, variants)
add validated EAGLE .lbr (Fusion library)
CD4028B: validated Fusion/EAGLE library + adom-lbr hub, generated from this page's KiCad sources
Initial commit: component/cd4028