Top Websites for identifiers

adsrvr.org

Data Access Portal for The Trade Desk.

myidentifiers.com

Official website for ISBN and publishing services in the U.S...

handle.net

Multi-Primary Administrator of the Global Handle Registry

ror.org

A global registry of open persistent identifiers for researc...

idref.fr

Identifiants et référentiels pour l'Enseignement supérieur e...

isbn-international.org

Official website for ISBN information and registration.

chndoi.org

DOI registration and management platform.

oidref.com

A global OID reference database.

openfigi.com

Unlock the power of efficiency with open symbology.

medra.org

Providing DOI registration services for scholarly publicatio...

legobricktakeback.com

Turn your LEGO bricks into perks.

identity.foundation

Developing the foundation for decentralized identity solutio...

identifiers.org

Resolving and converting URLs for scientific identifiers.

arks.org

Global community for open, decentralized ARK identifiers sup...

tbaggery.com

Shaving yaks so you don't have to

didcomm.org

Secure and private communication using Decentralized Identif...

whosonfirst.org

A gazetteer of places, each with a stable identifier and des...

isbn.gov.in

Official website for ISBN registration in India.