sdnt0603c104f4250ftf: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding)
sdnt0603c104f4250ftf: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero
Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout")
sdnt0603c104f4250ftf: laser-etched CAD + chip hero (factory 2.0.0 backfill)
sdnt0603c104f4250ftf: backfill missing artifacts (variants)
sdnt0603c104f4250ftf: publish the laser-etched STEP alongside the bare one
sdnt0603c104f4250ftf: viewers
sdnt0603c104f4250ftf: factory component page (tier=lcsc)
Initial commit: component/sdnt0603c104f4250ftf