- Implemented provenance tracking across all 17 Semantica modules
- Added W3C PROV-O compliant schemas (prov:Entity, prov:Activity, prov:Agent, prov:wasDerivedFrom)
- Created ProvenanceManager with InMemory and SQLite storage backends
- Implemented SHA-256 integrity verification for tamper detection
- Added bridge axiom support for domain transformations (L1→L2→L3)
- Created provenance-enabled versions of all modules (opt-in with provenance=True)
- Added comprehensive test suite (237 tests covering edge cases and real scenarios)
- Updated README with accurate claims and compliance disclaimers
- Added complete documentation (usage guide and API reference)
- Zero breaking changes - fully backward compatible