What does "entity tag" mean?

In the HTTP protocol, an identifier assigned to a version of a resource, such that if the resource’s content changes, it is given a new identity tag.

What is a synonym for "entity tag"?

Common synonyms include: namtar.

noun

noun ·Rare ·Advanced level

Noun

1
In the HTTP protocol, an identifier assigned to a version of a resource, such that if the resource’s content changes, it is given a new identity tag.