In December 2025, Ja Hatch developed an MDIP operation signing and gatekeeper submission enhancement for the KeychainMDIP/kc repository. This feature enabled the creation and return of valid, cryptographically signed MDIP operations, supporting governance-compliant submission workflows. Ja implemented type checks during ID creation to ensure only valid operations were processed, and improved wallet management to enhance security and reliability throughout the signing flow. Working primarily with TypeScript and applying full stack development and testing skills, Ja’s contribution addressed the need for faster, more secure MDIP processing, resulting in improved submission reliability and better wallet hygiene without introducing new bugs during the release.