Here are the most recent rankings. Sorry I'm late with those, as they'll be changing in 2 days. Though they're not as important in College Hoops as they are in College Football. Actually they're not even that big of a deal in CFB on an AP level (in the second half), where it's still a rankings but one off of the views of about a dozen people.
It's all about "Bracketology" for College Hoops. Here are a couple including one from Jerry Palm & Joe Lunardi. FYI, the former might require a subscription or for a viewer to disable one's Ad Block service. As for the latter, you'll have to navigate to get a better grasp there The main stuff are the Top 16, the last byes, the last four in, the first four out, and the second four out.
The first bid in the 2023 Men's NCAA Tournament will be decided tonight. Well, TBH, people know of several teams that will be dancing in a couple weeks, but none of them are official until one week from today (03.12.23) unless they win their conference tournament in advance. The two finalists (Tennessee Tech vs. Southeast Missouri State) in the Ohio Valley Conference Tournament will have to win tonight's game if they want to be one of 68 teams vying for the 2023 National Championship