Update log
Material changes that affect learners.
- Current status
- Maintained
- Document version
- 2026-07-16
2026-07-16
Implemented the purpose-based portal, guided IUPAC nomenclature, guided mechanisms, individual and combined spectroscopy learning, and a lighter purpose-based Mechanism Studio.
Changed paid checkout to a safe disabled default and published each Trust Center document as a separate page.
Content corrections
Each problem keeps an ID and content version. Corrections and verification state are tracked, and learners can view the current material information from each trainer.