RESEARCH EXPERIMENT 58 DETERMINISTIC EXPLANATORY ROBUSTNESS AUDIT BUILD TAG: STRESS-EXP58-DETERMINISTIC-EXPLANATORY-ROBUSTNESS-AUDIT-001 Replay seed: 9783790101901 Scenarios: 30 Executions: 60 Evaluation orders per pair: 5 Total pathway evaluations: 150 Architecture: frozen Policy modes: standard and accepted final-two-row dispersion Research stage: pathway order-invariance and internal robustness audit Independent evidence contribution: none (Experiment 51 holdout replay)