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Abstract: Downloading an object over the internet through a standard web-browser is a mechanism that is ‘less-than-optimal’ for the delivery of archival objects. Download of objects will not preserve the file-system metadata of the object. Tools like Wget can do this, but do we want the same behavior of the browser? On answering that, do […]

By ross-spencer, posted in ross-spencer's Blog

2nd Nov 2015  6:16 AM  544 Reads  No comments

A significant part of the work in digital preservation field is dependent on various software tools. Categories such as identification, validation, characterization, migration and emulation have thus received significant effort over the last years. While without doubt achievements have been made, it is quite hard to quantify the successfulness of the work which has happened. […]

By Kresimir, posted in Kresimir's Blog

9th Oct 2015  1:38 PM  1236 Reads  No comments

Ever since I started working on digital files validation, it seems as if nobody cares about MP4, MP3 and AVI files. Some people suggested to use MediaInfo or Ffmpeg to proceed their files validation. I may be wrong, but it doesn’t sound enough for me. With a command line, leading to the file conversion, I […]

By Franklin Boumda, posted in Franklin Boumda's Blog

17th Sep 2015  8:34 AM  505 Reads  No comments

Presented here is a tool that will create a 'rogues gallery' out of any digital collection for which you have a DROID report for (alternatively, soon, a Siegfried report for). The tool was presented at a recent OPF Webinar, Preservation in Practice: Archives New Zealand; slides here. And was created by myself and Andrea K. […]

By ross-spencer, posted in ross-spencer's Blog

25th Aug 2015  9:44 AM  1176 Reads  No comments

Abstract() This blog discusses what we have available in our toolkit for contributing more signatures to PRONOM for the benefit of the digital preservation community. It also discusses the potential issues we need to work around in the short time we have between controlled PRONOM releases. The blog outlines an idea for a temporary, federated […]

By ross-spencer, posted in ross-spencer's Blog

11th Aug 2015  10:59 AM  1472 Reads  3 Comments

This is the second and final instalment of a 2-part blog on the use of PDF/A validators for identifying preservation risks in PDF. You can read the first part here. In Part 1 I showed how PDF/A validators can be used to identify preservation risks in a PDF. I illustrated this with an example that […]

By johan, posted in johan's Blog

8th Jul 2015  1:32 PM  656 Reads  No comments

This is the first instalment of a 2-part blog. It was prompted by the upcoming Digital Preservation Coalition briefing When is a PDF not a PDF?, for which I was asked to prepare a presentation. My initial idea was to give an overview of the work we did on PDF preservation risk assessment using a […]

By johan, posted in johan's Blog

7th Jul 2015  12:45 PM  925 Reads  No comments

On June 8th and 9th, I attended the PDF Days Europe 2015 Conference organised by the PDF Association in Cologne. It was a chance for me to meet people from the PDF industry who’ve shown particular interest in the veraPDF project. The veraPDF project also gave a 40-minute presentation on the first day. Monday was […]

By Carl Wilson, posted in Carl Wilson's Blog

3rd Jul 2015  2:57 PM  479 Reads  No comments

  On Thursday 28 May we welcomed our members to the fifth Annual General Meeting of the OPF, kindly hosted by the Austrian Institute of Technology in Vienna. The meeting was well-attended, and we also had a live link for those who could not attend in person.This year we ran a parallel technical track for […]

By Becky, posted in Becky's Blog

1st Jun 2015  4:02 PM  582 Reads  No comments

Siegfried v 1.0 is now available at Siegfried is a PRONOM-based file format identification tool. Key features are: complete implementation of PRONOM (byte and container signatures) reliable results (siegfried is tested against Ross Spencer’s skeleton suite and QA tested against DROID and FIDO output using fast matching without limiting the number of bytes […]

By Richard, posted in Richard's Blog

25th Mar 2015  5:02 AM  1196 Reads  No comments