Rafhael Moreira de Oliveira contributed to the verg1lio/XangoER repository by implementing a contributor attribution update for the Digital Twin Dynamics module. Using Python and disciplined version control practices, he modified digitaltwin_dynamics.py to add himself as a recognized contributor, ensuring accurate governance and traceability within the project. This update addressed the need for clear ownership and improved collaboration by making contributor records explicit in the codebase. While the work focused on process and documentation rather than new features or bug fixes, Rafhael demonstrated effective collaboration and technical diligence, applying his skills in Python and version control to support project transparency and maintainability.