Most cases will not be so clear-cut. Products already exist to forge edit history. Be it education, journalism, research, or creative works, the arms race to infer process from a context-free artifact is a losing game. All acceptable outcomes rely on trust. Not platitudes.
Jed BrownThat surveillance is an arms race with autotypers. The perceived necessity is tied to the centralization of traditional grades and credentialing. If you reject all of that, you have no choice but to build the mutual trust for students to voluntarily refrain despite no credible threat of enforcement.