Keeps names (identifiers) persistent, forwarding (resolving) them to the best known web addresses
Any kind of name – ARK, DOI, URN, Handle, PMID, PDB, Taxon, GRID, arxiv, ISSN, ...
Any kind of thing – web pages, data, physical specimens, vocabulary terms, living beings, groups, ...
 

N2T is a global ARK resolver

Also a meta-resolver for 900+ kinds of compact identifiers