Phantom Time The Phantom Time Hypothesis suggests that nearly 300 years of history were completely fabricated. Myth Fact None One of the main arguments for the Phantom Time Hypothesis is that there is a suspicious lack of historical records from 614–911 AD. Myth Fact None The theory claims that the Gregorian calendar reform proves that extra time was inserted into history. Myth Fact None Archaeological evidence, including tree ring data and astronomical records, supports the Phantom Time Hypothesis. Myth Fact None Most mainstream historians completely reject the Phantom Time Hypothesis as a conspiracy theory. Myth Fact None Time's up Most Popular Most Popular