RMCMA v0.18 Validation Summary
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Source-tree isolated tests: 163/163 PASS
Python -Wd warnings: 0
v0.4-v0.18 fresh semantic digests: 15/15 PASS

v0.1 closed loop: PASS

v0.3 Tournament:
  Offline-L9: L9 15/15
  Offline-L5: L5 7/15
  Offline-L2: L2 3/15
  Offline-L9-UnsafeAuthority: L0 14/15

v0.3 Regression overall: CRITICAL_REGRESSION
  Regression-Model: L9 -> L5; new hard failures=verify_independent
