Warning: mysql_connect(): Headers and client library minor version mismatch. Headers:50547 Library:100122 in /home/bceln2/secure/mysql_pconnect.php on line 4

Arca Discovery Layer Task Group Terms of Reference

Arca is a collaborative initiative to support the development and implementation of digital repositories at BC post-secondary institutions. Foundational to the creation of the proposed Provincial Digital Library, Arca is a province-wide network of digital repositories that will:

Arca is being built on Islandora, a Canadian-developed open-source platform currently in use  at over 100 public and private institutions worldwide. This shared platform will provide postsecondary institutions with open-access repositories for research, theses, and any other digital assets they wish to make available to the wider community.

Phase 2 of the Arca project is development of a discovery layer enabling cross-repository search of BC post-secondary digital repositories, including those using repository platforms other than Islandora. For the scope of this Task Group, an institutional repository is a service that enables an organization to manage, store, preserve, and provide access to digital content created and managed by local institutions. A repository may include a wide variety of content for a range of purposes and users and may support research, teaching, learning, and administrative processes. The discovery layer is intended to be a unified search interface, fully searchable across institutions and collections. Search results are consistent and can be filtered by the end user.


The Arca Discovery Layer Task Group has received a mandate from the Arca Advisory Committee to:


Membership in the Arca Discovery Layer Task Group will consist of representatives from Arca participating institutions, other BC post-secondary digital repositories, and the Arca Advisory Committee, as well as the BC ELN coordinator. The following criteria will guide membership:

Current Members


Communication among Task Group members will primarily take place via the  listserv.

The Arca Advisory Committee will dissolve the Arca Discovery Layer Task Group upon completion of the process.


Discovery Layer Task Group meetings are held virtually or by teleconference as needed.


The Arca Discovery Layer Task Group will deliver a recommendation to the Arca Advisory 
Committee of the discovery layer solution that best fits the Arca project's currently outlined