In fact, you can't "carry" anywhere on campus outside of your car, unless you are in the act of locking your gun up in your car.
2923.126 Duties of licensed individual.
(B)(5) Any premises owned or leased by any public or private college, university, or other institution of higher education, unless the handgun is in a locked motor vehicle or the licensee is in the immediate process of placing the handgun in a locked motor vehicle;
Consuming even the first sip while carrying is a FELONY, if you are in a bar or restaurant, Class "D" establishment.
You can consume while carrying elsewhere, say your hotel room, as long as you don't become "under the influence"
ORC 2923.121 Possession of firearm in beer liquor permit premises - prohibition, exceptions.
We have no such registration in Ohio, and there is no data base to check it against, other than guns reported stolen.
Carrying your wife's gun is no problem as long as it hasn't been reported stolen