Orecchiette with Pancetta, Pumpkin and Broccoli Rabe

diced peeled cheese pumpkin or butternut squash (about 8 ounces)

Extra-virgin olive oil

Kosher salt

bunch broccoli rabe, tough lower stems removed, cut into thirds

pancetta, cut into 1/2-inch dice

red pepper flakes

orecchiette

grated parmigiana, plus more for topping

green pumpkin seeds, toasted