Pitch Days are a combination of product expo and reality series where the most promising developers are selected from an initial review. That group then pitches their ideas live to a team of Air Force experts and defense partners for an opportunity to compete for on-the-spot contracts.

https://www.af.mil/News/Article-Display/Article/2012708/space-pitch-day-yields-innovative-technologies-and-new-partners-for-the-air-for/ DoD News