Gaurav Pandey enhanced roster accuracy in the rosetta-models/common-domain-model repository by updating the Participants.md documentation to reflect ISDA enrollment data. His work focused on improving data integrity for onboarding, reporting, and downstream analytics by ensuring the participant list was current and traceable. Using Markdown for documentation and Git for change management, Gaurav committed a targeted update that added a new participant, aligning internal records with external data sources. The approach emphasized careful documentation practices and version control, resulting in improved traceability and data correctness. No bugs were addressed during this period, as the work centered exclusively on documentation updates.