Tubeless & Hookless Rim Wet-Cobble / Gravel PSI, Casing Impedance & Rim-Strike Solver

Deterministic 15% tire-drop contact-patch deflection law corrected for wet surface roughness impedance breakpoint & ISO 5775 / ETRTO 500 kPa hookless safety ceiling engine (.json, .csv, .pdf) built for Zipp Hookless, ENVE, Continental GP5000 S TR, Vittoria Air-Liner — zero-upload ephemeral Wasm RAM execution.

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