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In my previous blog post I addressed the detection of broken audio files in an automated workflow for ripping audio CDs. For (data) CD-ROMs and DVDs that are imaged to an ISO image, a similar problem exists: how can we be reasonably sure that the created image is complete? In this blog post I will […]
By johan, posted in johan's Blog
The webinar is dedicated to the practical preservation of relational database. The first part of the webinar introduces the updates which have been done to the original SIARD format in collaboration by the E-ARK project and the Swiss Federal Archives. Most notably, the SIARD 2.0 format adds additional scalability and support for newer SQL methods […]
The PREFORMA project is running a webinar series throughout September. The final webinar focuses on veraPDF. Overview The PREFORMA project’s prototyping phase finishes at the end of 2016. The veraPDF consortium will be producing a v1.0 release candidate of the software library and applications in December 2016. This webinar demonstrates the current state of veraPDF […]
The PREFORMA project is running a webinar series throughout September. The first webinar focuses on DPF Manager. Programme: DPF Manager introduction DPF Manager Demo How to contribute Future of DPF Manager Q&A Outline: DPF Manager is a multi-platform application and a framework designed to empower end users and developers to gain full control over the […]
Jenny Mitcham, Digital Archivist at the University of York started a nice snowball rolling last week when she asked “Research data – what does it really look like?” Paul Young at the National Archives, UK, was one of those to respond, to show that perhaps the snowball had been generating momentum for a number of […]
As promised yesterday this is the follow up blog to the refactor of my original DROID SQLite Analysis work. The new version now allows you to produce reports from the format identification tool Siegfried. In this blog I wanted to talk about a small number of other details that can be a bit harder to […]
With the release of the latest Siegfried there was added motivation for me to provide an analysis output for the format identification tool. With ‘double the magic’ there was a lot more for us to explore as analysts, and fingers crossed this release (a refactor) of my SQLite based analysis tool will help with that exploration. Previous […]
The latest version of siegfried, 1.5.0, has just been released. The big change is support for a second identifier type, freedesktop.org’s Shared MIME-Info specification.
For anyone dealing with a relatively small number of records, compared to say an internet or data archive, a reasonable process for ingest of material into your digital preservation system might be: 1. Process files with a file format identification tool 2. Per 1. process files with a file format validation tool 3. Per 1. […]
This is the second blog inspired by my visit to colleagues at National Library of Australia, last August. The first, discusses a federated approach to better incorporating custom signatures into the PRONOM signature base without modifying PRONOM. The essence of the blog, however, still centers around how the community can create signatures for itself, and […]