What is the difference between a hidden Imam and an Imam who does not exist or one that exists in the heavens?

We have also previously elucidated the difference between the instance that he exists in hiding where no one or few can reach him and the instance of his non-existence until his capacity of governance is known and then…

Likewise is their objection that what is the difference between his existence in a way that no one can reach him and his existence in the heavens, because we shall say that if he exists in the heavens in a way that the…

Because first, we are not certain that he is hiding from all his devotees, and such incertitude is sufficient in this argument. Furthermore, when the Prophet (s) hid in the cave, he was hiding from his devotees and his…