Does Gong Ming in Han Dynasty really exist?

Check the online database of historical ancient books established in Taiwan Province Province. There is no such person in the official history. There is a line in the TV series that is only recorded in unofficial history. Then many people think that it is in unofficial history and reprint it one after another, but no one points out which unofficial history recorded it.

In addition, it is pointed out in the reprint that Gong Ming is the son of Kong Guang and the15th grandson of Confucius trusted by Emperor Hancheng. But in fact, Kong Guang is the 13 grandson of Confucius, and even if there is Gong Ming, it can only be the 14 grandson. In addition, the names of people who were slightly famous in the Han Dynasty were mostly Kong X and Kong XX, which were very rare, let alone a famous family like Kong Jia. Think about Romance of the Three Kingdoms. How many people have three names?

To sum up, as a screenwriter, there is no need to take the characters created by this man seriously.