1. Home
  2. Explanatory Notes to the List of JPCOAR Schema Terms

Identifier

Element

jpcoar:identifier
Usage:
MA (Mandatory when applicable)
Occurrence:
0-N (Repeatable: expect mandatory term)

Attribute

identifierType
Usage:
M (Mandatory)
Occurrence:
1 (Non-repeatable: mandatory term)
Controlled Vocabularies
  • DOI
    -
    Digital Object Identifier
  • HDL
    -
    Handle URL
  • URI
    -
    Uniform Resource Identifier

Usage Instructions

  • Enter the ID that uniquely identifies the resource. The methods of description depend on the selected schema definition. 
    e.g.
    https://doi.org/10.18926/AMO/54590 (DOI)
    http://hdl.handle.net/2115/64495 (HDL)
    http://ousar.lib.okayama-u.ac.jp/ja/54559 (URI)
  • For 'identifierType', select and enter from the controlled vocabularies.

Notes

  • Enter the ID of the resource that is assigned and registered by a repository system. For the DOI of an academic paper assigned by - for example, a publisher -, enter it in 'jpcoar:relation' (Relation). 
  • When you register 'JaLC DOI', enter not only 'jpcoar:identifier' but also the DOI that is to be registered in 'jpcoar:identifierRegistration' (Identifier Registration) in a 'prefix/suffix' format.
  • When you enter ‘jpcoar:identfier’, you must specify ‘identifierType’.

Recommended Examples

<jpcoar:identifier identifierType="HDL">http://hdl.handle.net/2115/64495</jpcoar:identifier>

junii2 mapping

  • URI
  • selfDOI