The Year That Never Happened

▁ signal intercept

This one has no trail of clues. One riddle. One answer. The pot grows every day nobody solves it.

Pot50,200

Clue 1 of ?

Evidence · sealed

I sit between one and one, yet no one was ever born in me. Astronomers grant me existence; historians refuse. To find who owes me an apology, go where mankind remembers everything and descend: seek the monk who first counted the years of our Lord — and skipped me entirely. He signed himself with a word meaning humble. Submit the two names he is remembered by.