Causal Graph

But what about Time? Ultimately it’s the individual updating events that define the progress of time. Representing updating events by nodes, we can now draw a causal graph that shows the “Causal Relationships” between these updating events—with each edge representing the fact that the “output” from one event is being “consumed” as “input” by another event: […]

A wiki page has a journal of actions that have been completed. The journal lists each Action that contributed to the page being what and where it is now. The journal records the history of how the page was made and where it has traveled.