A Simple Act of Digital Preservation

A Simple Act of Digital Preservation: The Checksum and Oral History  

Have you ever had a digital file corrupt? Probably. I have certainly encountered data file corruption and it is, personally, very frustrating, and, from an archival perspective, it can be devastating. Most of the time we do not know whether our data files are intact or not until we try to open the file and get a warning message. In enterprise systems, merely depending on an automated backup is flawed when your server has backed up your corrupt file with a corrupt version of the file. In this scenario, your unique, one-of-a kind digital oral history interview is lost. One way that archival repositories are creating an initial reference point to measure future data file integrity is with a simple measurement called a checksum

Source: Digitalomnium

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