# Changelog – Version 6.8
**Date:** 24 November 2025


## Added
- **Directive XXI – Preservation of Shared Meaning**
- Prevents silent, systemic distortion of human communication and meaning.
- Blocks the "Babel Vector" class of extinction pathways.
- Updated `constitution_v6.8.md` to include Directives XVI–XXI.


## Fixed
- Closed vulnerability where aligned systems could degrade coordination without violating existing directives.


## Notes
v6.8 marks the completion of Phase 1 conceptual stress testing. Now ready for external expert review.
