GPS Spoofing & Jamming Spike Surgeon for .FIT / .GPX Athletic Tracks

Deterministic WGS-84 Vincenty/Haversine velocity & jerk outlier detector + footpod/wheel-sensor dead-reckoning distance reconstructor + monotonic FIT distance-field rewriter engine (.fit, .gpx, .tcx) built for Garmin, Coros, Suunto, Strava — zero-upload ephemeral Wasm RAM execution.

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Cloudflare Ephemeral Wasm RAM · 0% Retention

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