To maintain your cars fresh paint during the recommended curing time you can safely use any of the below Meguiar's pure polishes, which are not only safe for fresh paint but help to enhance the curing process while making your paint look it's absolute best.
M-03 Machine Glaze
M-05 New Car Glaze
M-07 Show Car Glaze
A-21 Deep Crystal Polish
Another product you can use to maintain fresh paint throughout the curing process and even afterwards is Meguiar's
M-80 Speed Glaze. Speed Glaze is a cleaner/polish that also contains a unique paintable polymer that will extend the durability of the product while offering protection to the finish closer to that of a real wax or paint protectant.