Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
It’s a “Digital Object Identifier” and is intended to provide a permanent way to keep track of things (your published papers, for example) on the web. The idea is that the DOI will remain the same even when the publisher changes the name of the journal or decides to reorganize its web site. You can read more about the DOI system at http://www.doi.org/.
