A persistent identifier (PI or PID) is a long-lasting identifier to a document, file, web page, or other object. The term "persistent identifier" is usually used in the context of digital objects that are accessible over the Internet.
A persistent identifier (PI or PID) is a long-lasting identifier to a document, file, web page, or other object. The term "persistent identifier" is usually used in the context of digital objects that are accessible over the Internet.
Source: Wikipedia "Persistent identifier" · CC BY-SA 4.0
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