During October 2025, C. Difficile refined the Gist data model in the semanticarts/gist repository by clarifying the semantics of gist:hasRecipient within gistCore.ttl. Focusing on ontology engineering and documentation, C. Difficile redefined how recipient relationships are modeled for transfers and messages, improving data integrity and downstream interoperability. The work involved updating Turtle files to provide explicit definitions and adding comprehensive release notes to enhance maintainability and team communication. Although the scope was limited to a single targeted feature, the changes addressed a nuanced modeling challenge and contributed to clearer technical documentation, supporting more reliable integration across dependent systems and teams.