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.0],[704995,2,0.134026],[704996,2,0.057756],[704997,1,0.0],[704998,3,1.901629],[704999,4,0.0]],"seconds_per_simulation":0.9901620668927208,"notes":["Simulator commit b244530ee2a6247b5f930830eeca9dd950da0e7e, unmodified; Python 3.12.3. Serial in-process; no sandbox or workers.","All four SHA-256 values and the exact RC prefix verified. CANDIDATE is BASE plus RC[len(N):], with no other changes.","Each seed samples a single config using runner.sample_config(ChallengeConfig(), ParameterVariance(), seed=s), then runs BASE followed by CANDIDATE, loading a fresh factory for each run.","Statistics and extreme deltas use full precision; per_seed deltas are rounded to 6 decimals. retail_diff and arb_diff are mean paired differences. check_values contains [seed, BASE total_edge].","Attempted seeds: 500; simulation calls: 1000. Timing covers factory loading and engine execution."]}