diff --git a/scripts/math-first/require_math_evidence.py b/scripts/math-first/require_math_evidence.py old mode 100644 new mode 100755 diff --git a/scripts/math-first/test_require_math_evidence.py b/scripts/math-first/test_require_math_evidence.py old mode 100644 new mode 100755 diff --git a/scripts/math-first/test_validate_deepseek_receipts.py b/scripts/math-first/test_validate_deepseek_receipts.py old mode 100644 new mode 100755 diff --git a/scripts/math-first/validate_claims_registry.py b/scripts/math-first/validate_claims_registry.py old mode 100644 new mode 100755 diff --git a/scripts/math-first/validate_deepseek_receipts.py b/scripts/math-first/validate_deepseek_receipts.py old mode 100644 new mode 100755