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The Open Archival Information System Reference Model (ISO 14721), known as OAIS, is frequently referenced in discussions about digital preservation. The model provides a general outline that can guide archives and repositories in establishing workflows that facilitate long-term preservation and access to digital objects. It covers the management of digital objects from the point of ingest all the way to when the information is retrieved by end users.
A central aspect of the OAIS model is that it names three distinct types of information packages:
Below are a few links that will help you learn more about OAIS.
Here's a quiz to check how well you understand the OAIS Model! Click here.
These are other models and standards that are associated with digital preservation. Click on the hyperlinked text or the images for more information.