The more general concept behind that is called document life cycle. Ideally you would want to have different possible status, like draft, published, verified, o

The more general concept behind that is called document life cycle. Ideally you would want to have different possible status, like draft, published, verified, outdated, archived. Most wiki tools don't handle that well. And make outdated = archived which is an issue as in your case, will not work, and outdated documents will keep polluting your knowledge base