How would it guard against plagiarism? A blockchain can log the timestamp of a certain article, but there is still no proof that it was the first. You could al

How would it guard against plagiarism? A blockchain can log the timestamp of a certain article, but there is still no proof that it was the first. You could also accomplish the same thing (verifiable digital timestamp of a text) by emailing the article to multiple people through a major email provider like Gmail.