Odds are there will be Investigators on it very early on in the Jaunt, just not at the exact moment the Jaunt starts! You are more than welcome, however, to ask the collective Investigators if they would oppose the theft. If not, yes, yes you could.

Although a superstitious person might not want to - its name translates as either "Finest Hour" or "Final Hour," and the latter of those is a name of ill omen.