Focused on the development of an interoperable registration system for medical records, OSASUKAT: blokchain platform project, has concluded after two years of collaboration between different research centers and other entities. The project has consisted in the development of a solution able to make easier the integration of patients’ medical record information provided by different sources and centers. To this aim, BioKeralty has established the functional requirements, designed the architecture of the global system and participated in the evaluation of the operational performance of the tools developed.