Oh yes, it works very precisely, in accordance with the lunar month. The earth is divided into 24 segments, each one representing one hour in time.
Recreating the South Pointing Chariot is particularly challenging because none of the original technical drawings remain in existence.
The reason the ancient Chinese chose south is probably because north was inauspicious to them. That was where the marauding hordes came from.
I made every single piece myself, each individual component, so it was quite time consuming.
Newton, of course, was the inventor of differential calculus so his place in the tale is quite special.
Leonardo da Vinci, for example, was an expert on differentials and made thousands of drawings of gears in his lifetime, largely for military purposes.
Legend has it that the original South Pointing Chariot was built in China three to four thousand years ago for the Yellow Emperor, Huang Di.