The ORCiD (Open Researcher and Contributor ID) is a nonproprietary code used to identify academic authors and contributors.  The registry of these unique identifiers is maintained by ORCiD Inc. Their stated mission is to enable transparent and trustworthy connections between researchers, their contributions, and affiliations by providing an identifier for individuals to use with their name as they engage in research, scholarship, and innovation activities.  You can read more background on ORCiD here.

Publons' integrations with ORCiD allow researchers to:

You can follow the links above to learn more about any of these integrations.