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Welcome to the Bitrepository project.The purpose of the Bitrepository system is to enable longterm preservation of data in a distributed, highly redundant architecture.

The data integrity is ensured by using multiple, independently developed data storage systems (Pillars) across different organizations, together with functionality for maintaining the Integrity of the data over time. The Bitrepository project consists of:


  • UserguideInstallation and usage documentation for the Bit Repository Reference System.
  • ReleasesContains the listing of the Bitrepository code including reference implementations.
  • ProtocolThis describes the protocol for the Bit Repository.
  • ArchitectureOverview of the systems structural elements and relationships based on a concrete architecture.
  • Reference systemDescription of the reference system being developed based on the concrete Architecture defined in the project.
  • The National Danish Bit RepositoryDescribes the Bit Repository system operated by the danish national archiving institutions.
  • DevelopmentInformation relevant for Bit Repository developers, primarily the Java based reference system.
  • ProjectInformation about the projects tasks, plans, ressources, meetings, etc. 

Conceptual overview

An overview of the bit repository - with examples of pillars, clients and services. Principles for information between system components and a more general overview of the system followed by can be found under System overview.


Blog stream

Create a blog post to share news and announcements with your team and company.


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