Type of identifier | Example of identifier | I want to share a link to my stuff | I want people to cite my stuff | I want to know if people have used my stuff | I want to know what stuff I have | I want people to make things from my stuff | My stuff changes over time | I want my links to still work in 20 years+ |
Local identifiers that are not links (Baseline) | Catalogue number, UUID | − | ■ | − | ■ | − | − | □ |
Identifying collection items with links | A URL to page on organisation web site | ■ | ■ | ▣ | ■ | − | − | □ |
Managing persistent links locally | URL to a subdomain exclusively for identifiers, e.g. data.myorg.org/id/xxx | ■ | ■ | ▣ | ■ | − | − | ▣ |
Persistent identifier - human readable | URI, Handle | ■ | ■ | ▣ | ■ | − | − | ▣ |
Persistent identifier- human and machine readable | URI, DOI | ■ | ■ | ▣ | ■ | ▣ | ▣ | ▣ |
Globally resolvable identifier | DOI, ARK | ■ | ■ | ▣ | ■ | ▣ | − | ▣ |
External identifier that supports versions | DOI, ARK | ■ | ■ | ▣ | ■ | ▣ | ▣ | ▣ |