Blogs: validation

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On behalf of the PREFORMA Consortium, you are invited to the International Conference in Tallinn on 11-12 October 2017, in conjunction with the Estonian EU Presidency. The aim of the event, which will be hosted by the National Library of Estonia, is to highlight the importance of standardisation and file format validation for the long term preservation […]

By Becky, posted in Becky's Blog

11th Oct 2017  12:00 AM  0 Reads  No comments

Course Overview If you have a digital preservation strategy that involves digital files, you’ll know how important it is to understand the file formats in which your data is encoded. To do this comprehensively involves at least three main operations: identifying the format, characterising the format, and validating the format. To put it another way, […]

By Becky, posted in Becky's Blog

18th Jul 2017  12:00 AM  0 Reads  No comments

This blog diary captures what the OPF team have been upto. We aim to post updates at least once a fortnight, more regularly when there’s a lot going on. Becky: It’s been a busy month, starting off with our Annual General Meeting on 7-8 June. This year it was kindly hosted by the Bibliothèque nationale […]

By Becky, posted in Becky's Blog

29th Jun 2017  2:19 PM  308 Reads  No comments

The tech clinic offers OPF members the opportunity to book one-to-one online sessions to discuss any technical aspects of your work. This might include: getting started with OPF tools, e.g. installation and basic usage; help with integrating open source tools into local automated workflows and systems; investigating problems and issues with open source tools; assistance […]

By Becky, posted in Becky's Blog

15th Jun 2017  10:00 AM  0 Reads  No comments

The second JHOVE online hack day took place on 27 April. Once again, we were delighted to be joined by volunteers from around the world to help improve both the software and supporting documentation. During the hack day, participants: continued to add explanations to the error messages spreadsheet; reviewed and extended the documentation; fixed a […]

By Carl Wilson, posted in Carl Wilson's Blog

9th May 2017  1:25 PM  523 Reads  No comments

Join us to help improve JHOVE, an open source, identification, characterisation, and validation tool widely-used by the digital preservation community. Building on the fantastic community collaboration from our first online JHOVE Hack Day, we are happy to announce that registration is open for our second JHOVE Hack Day at: https://jhoveonlinehackday-spring2017.eventbrite.co.uk. During our second online hack day […]

By Becky, posted in Becky's Blog

27th Apr 2017  8:00 AM  0 Reads  No comments

Organisations that use JHOVE for PDF validation will already be familiar with the number of error messages it reports. The recently released JHOVE v1.16 Release Candidate (RC) includes a couple of my bug fixes for the PDF module which appear to reduce this number significantly. These fixes were the result of investigating “Invalid Page Dictionary Object” errors and […]

By Peter May, posted in Peter May's Blog

10th Mar 2017  2:23 PM  1123 Reads  No comments

The aim of the workshop is to highlight the importance of standardisation and file format validation for the long term preservation of digital cultural content, present the open source conformance checkers developed in the project and the business models that can be built around them, and involve memory institutions outside the PREFORMA consortium in testing, […]

By Becky, posted in Becky's Blog

7th Mar 2017  12:00 AM  0 Reads  No comments

Many factors contribute to the long-term preservation of and access to digital collections. And typically, the endpoint for this material is a repository—or other type of preservation system. But what happens to content after it is stored? How do digital preservationists ensure that content is correct and valid when ingested as well as remains unchanged […]

By caylinsmith, posted in caylinsmith's Blog

23rd Jan 2017  12:57 PM  1423 Reads  1 Comment

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

13th Jan 2017  3:30 PM  5366 Reads  5 Comments