MIR.ImageWare.requiredIdentifier doesn't support only PPN

Description

PPN isn't a specific mods:identifier/@type. See code example below:

I currently set this property to "uri" but this also matches other URIs that doesn`t contain PPN. Can we find another solution for this?

Environment

None

Assignee

Sebastian Hofmann

Reporter

Kathleen Neumann

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Priority

Medium
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