The latest news, views and advice from our developer community
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The journey to become a trusted digital repository is a significant endeavour for any organization. As part of LAC’s (Library and Archives Canada) efforts in this regard, over the past two years we have been testing and integrating our workflows with Preservica to support LAC’s management of digital holdings.
| November 9th 2020
Brian Thomas, Electronic Records Specialist at Texas State Library and Archives Commission (TSLAC), considers why they started using Preservica APIs, the most common ways these are used and the steps they use to work out new processes.
| October 14th 2020
This article explains how we plan to use API versioning to enable you to move between Preservica versions smoothly, while still allowing us to make changes and additions to our APIs, and allowing more flexible clients to receive those updates with no effort.
| September 23rd 2020
Since the release of v6, Preservation Actions within Preservica have been defined and controlled using a PAR (Preservation Action Registries) data model. To facilitate this, Preservica’s registry also exposes a PAR API to allow a full range of CRUD operations on this data. This API also makes it possible to write new migration actions using Preservica’s existing toolset, for example, to introduce re-scaling to your image/video migrations, or to get different output formats altogether. In this article, we will introduce the key concepts in this data model, explain how Preservica uses and interpret them, and introduce the API calls required to create your own custom actions. We will do this by a worked example, using ImageMagick to create a custom “re-size migration” for images.
| August 11th 2020
In this article we will be looking at API calls which create and update entities within the repository, some calls to add and update descriptive metadata and we will also look at the use of external identifiers which are useful if you want to synchronise external metadata sources to Preservica.
| June 11th 2020
In my previous article on using the Preservica Entity API with Python we looked at creating the authentication token used by all the web service calls and then showed how we could use the token to request basic information about the intellectual assets held in the Preservica repository.
| May 27th 2020
The Preservica Entity API provides a set of Restful web services to allow users to interact with the Preservica repository. The services allow both the reading and writing of metadata attached to both digital assets and their parent aggregations or collections. The API also allows read access to the digital content within the assets.
| May 13th 2020
Preservica maintains a number of API end points that allow third party systems and external processes to be used to automate such tasks as searching, ingesting and exporting content, as well as updating metadata in Preservica, to name but a few.
| April 30th 2020