Technical information


Online publications are accessible through e-Helvetica Access. The access system enables full text searching. Metadata searching remains available as before through Helveticat.

Data storage

Infrastructure for digital archiving previously consisted of two tape drives. This was replaced at the beginning of 2009 with the long-term storage system Ninive, which essentially consists of a redundant NAS (Network Attached Storage) system.


Harvesting or web harvesting refers to the automated collection of websites on the Internet using a harvester (robot).


Ingest handles the reception and the automated preparation of data for long-term archiving.

The OAIS model

The digital repository was set up according to the guidelines of the generic model Open Archival Information System (OAIS).

Last modification 09.07.2012

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