search

Fixity Tutorial

Wednesday, July 9th, 2014

Fixity Tutorial OVERVIEW A short how-to and introduction to AVPreserve’s Fixity tool, a free, open source application that can support organizations or individuals by providing automated review, documentation and reporting on the integrity and attendance of stored files. In this video created by Kathryn Gronsbell, we explore the Fixity version 0.4 release for the Apple […]

My Digitization Vendor Always Sends .md5 Files As Part Of Their Deliverables

Saturday, December 5th, 2015

A file’s checksum is a specially generated hash based on a computation of all of the individual bytes that make up the file. A variety of algorithms exist that can be used to perform this computation, e.g., MD5, SHA-1, or SHA-256. For example, an MD5 checksum is a 32-bit string that may look something like […]

Reading In: Analyzing Embedded Metadata in Digital Images

Monday, July 6th, 2015

When the news came out about accused South Carolina church shooter Dylann Roof’s website and the photographs that had been posted there, I visited the site and downloaded the package of digital images out of curiosity, as an archivist, to take a look inside the images. I was interested to see the metadata, to break […]

Manipulating Data in OpenRefine

Monday, April 27th, 2015

In this tutorial, we explore how to understand and apply features of the OpenRefine (formerly Google Refine) tool in an archival context. OpenRefine can enable organizations to clean up, merge, and manipulate their metadata so that the information can be better integrated into workflows and across systems. OpenRefine is “a free, open source power tool […]

Managing Data in Spreadsheets

Monday, April 27th, 2015

In this tutorial, spreadsheets are positioned as a mechanism to help practitioners manage metadata more accurately, efficiently, and effectively. Limited resources create a reality where spreadsheets are an interim alternative to preferred metadata management tools like databases and database applications, and become the default for capturing, editing, storing and reporting information. There are many opportunities […]

AVPreserve Releases Two Metadata Management Tutorials for Preservation Week 2015

Monday, April 27th, 2015

For PRESERVATION WEEK 2015, AVPreserve is offering two free video tutorials exploring useful metadata management features found in commonly available applications and tools.

Fixity Tutorial Now Available

Wednesday, July 9th, 2014

This week AVPreserve released version 0.4 of Fixity, our free file monitoring tool. Fixity allows users to schedule regular scans of folders or whole directories to check both file integrity against stored checksums and file attendance against filesystem locations (i.e., have files been added, moved

Exiftool Tutorial Series

Thursday, November 21st, 2013

This four-part series of video tutorials, created by Kathryn Gronsbell is focused on Exiftool, a command-line application that can read, write, and edit embedded metadata in files. The tutorial series provides detailed support to users looking for an approachable and practical introduction to Exifto

Preservation of Audiotape & the Dolby Noise Reduction System

Tuesday, March 19th, 2013

An online introduction to the concepts and application of Dolby Noise Reduction. Misapplication of noise reduction can have a highly deleterious effect on the quality and integrity of audio recordings, thus an understanding of the system and use of the correct Dolby settings during playback and refo

5 Tips For What Not To Do When Creating A File Naming Structure

Wednesday, June 27th, 2012

The human desire to classify and name is a highly personal and a greatly prized act. Naming the files we create is no different, though the number of files and tools used for managing them place a great need on consistent structure and application of file naming guidelines. What to do is then very s