The Digital Author Identifier (DAI) is a unique national number assigned to every author who has been appointed to a position at a Dutch university or research institute or has some other relevant connection with one of these organisations. The DAI brings together various different ways of writing the author’s name and distinguishes between authors with the same name. Read more...
In september 2011 JISC send out a survey about Author Identifier systems. The Dutch response can be found here https://docs.google.com/document/pub?id=1bitF0Ylh6GUEaWYGlFE8OQTgHnNhiESk-ktT_FRUWQo or in PDF http://wiki.surffoundation.nl/download/attachments/3473692/JISCNameIdentifierSurvey.pdf This survey provides many answers related to the DAI.
Click here to read more about info:eu-repo/dai/nl/
In practice the DAI can be used to unambiguously retrieve publications from one author across different systems. Click for example in NARCIS.
The DAI OWL file can be found at http://purl.org/info:eu-repo/dai#
(better explanation needed!)