Cover for What Is Proof: the title on pale newsprint with a red-pencil accent, a blue proofreader's tick, and a faint R9 in the corner.

What Is Proof

“I have proof” sounds like a window onto what happened. Derived from the foundation’s result that the Past is inaccessible and that present records make it look otherwise, a proof is a present mark read against other present marks: it settles the reader’s expectation and does not reach the event. … readWhat Is Proof