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Identifier Service Override

Persistent Identifiers are used to address Items within DSpace. The handle system is deeply integrated within DSpace, but since DSpace 4 DOIs are supported as well. DSpace 4 and 5 supported one type of versioned handle: The initial version of an Item got a handle, e.g. 10673/100. When a newer version was created, this handle was moved to identify the newest version and the older got the same handle attached with an an dot and the version number. In the image below you see a version history of an item using this handle strategy. The idea behind this strategy is to use the Item Level Versioning to track metadata changes. Nevertheless you should manually ensure, that page numbers in Bitstreams are preserved to not invalidate any citations using the handle and a page number. The handle 10673/100 is called canonical handle as it is the handle canonically used by all versions of this item.

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With DSpace 6.0 a new handle strategy was implemented and the default configuration from DSpace was changed to use this new strategy.

Beginning with version 6.0 DSpace supports two

You can override the default behaviour of the Identifier Service using following XML configuration file, deployed under your dspace installation directory:

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