{
  "case": "equilibrium_sphere",
  "level": 3,
  "reference_kind": "model-specific",
  "methods": {},
  "status": "pending",
  "direct_slice_difference": {},
  "difference_kind": "model discrepancy",
  "difference_direction": "fld minus m1",
  "flux_comparison": "derived FLD diagnostic flux minus evolved M1 flux; not momentum error",
  "reference_sampling": "cell averages"
}