Is the Holy Spirit Received in Baptism?

I worry about an argument from silence in the conclusion that the thief didn't understand the divinity of christ, because i just don't know how we could know that. In catholic theology, we would say the holy spirit is given. There are three sacraments of initiation, baptism, confirmation and communion. So there we would see the tradition of the laying on of hands or confirmation as bringing the fulness of initiation. Ah, but it's only the case of cornelius where we have a description of the holy spirit bef temporally prior to baptism. Everywhere else, it's always after o.