Deterministic 1D steady-state insulated skin energy balance: (1 - TSR)*I_solar = h_conv*(T_skin - T_air) + eps*sigma*(T_skin^4 - T_sky^4) + (T_skin - T_in)/R_insul engine (.pdf, .json, .csv) built for Sto, Caparol, Baumit, Weber — zero-upload ephemeral Wasm RAM execution.
Running ephemeral Wasm verification…