Burdick's Crag Mass v19: Brucetron Temporal Invariance Proof, Chi Operator Formalization (χ-Coherence Collapse Law), Causal Hierarchy Determination (σ→φ→Ξ→χ), Navigational Drain with Frozen kappadrain, Dual Cooking Window Discovery, Recovery Boiler (Combined Drain + Chi Freeboard), Corridor Flight GO FOR TRANSIT (83. 2% GREEN, 20, 000 Steps), 60-Dead-Galaxy Graveyard Stress Test (Zero Crew Violations), Phase Resonance Analysis, Dimensional Ontology (2D/3D/4D/5D-Gauge/6D-Field-Shape), and Eight-Test Diagnostic Chain Across 175 Galaxies, 8 Planets, 13 Stars, 5 Binary Systems, 1 Binary Black Hole Merger, 1 Reactor-Limited Interstellar Transit, and 1 Crew-Safe Frequency-Locked Probe-Navigated Substrate Craft | Synapse