There is no definitive answer to this question, as it depends on the specific definition of “blog” that is used. Generally speaking, a blog is a web site that consists of a series of posts or articles written by the blogger.
These posts typically provide information about a particular subject or event, and are typically updated on a regular basis.
Some people who use the term “blog” might consider a blog to be an online magazine or newspaper. In this context, a blog would be considered to be a publication because it is distributed online and it contains original content.
Others might consider a blog to be an online diary or journal. In this context, a blog would not be considered to be a publication because it is not distributed online and it does not contain original content.
Instead, it would be considered to be an online diary or journal that is updated on a regular basis.
Ultimately, the answer to the question of whether or not a blog is a publication depends on the definition that is used.