{
  "run_id": "20260806T175946Z_blank_slab_spore_freeform",
  "created_at": "2026-08-06T17:59:46+00:00",
  "engine": "quan_loncar_meep_lab",
  "campaign": "exploratory: blank-slab spore freeform",
  "device": "quan_loncar",
  "note": "Capability test: grow a cavity from a blank through-etched slab (no lattice, no cavity; 20 sub-floor spore contours as representation scaffolding), then find the pole and refine Q. F_P 0.282 -> 1.276; pole Q=65.5; refinement had no headroom (features at the floor, weak mirror).",
  "status": "complete"
}