Claims [4]+[5]: head-to-head exact-LP P1 vs entropic P2+P3 scaling (near-linear vs superlinear, in-band speedups, <10% gap) and shadow-pruning degradation curve (60-80% edge reduction, <10% degradation); full source shown

Update logbook: Repro - MAPF via Multi-Marginal OT

Update logbook: Repro - MAPF via Multi-Marginal OT

Add converged paper-scale Sinkhorn evidence and bundle

Scale MAPF Sinkhorn evidence to paper regime

Add Sinkhorn reproduction evidence for MAPF C3

Update logbook: Repro - MAPF via Multi-Marginal OT