Pumpkin Pancakes

Name: Pumpkin Pancakes
Cuisine: American
Ingredients: 2 large eggs; 1½ cups buttermilk; 1 cup pumpkin purée (preferably Libby’s); ¼ cup (50 g) sugar; 3 Tbsp. melted unsalted butter; 1 2" piece ginger, peeled, finely grated; 1 tsp. vanilla extract; 2½ cups (313 g) all-purpose flour; 2½ tsp. ground cinnamon; 2 tsp. baking powder; ¾ tsp. baking soda; 1½ tsp. Diamond Crystal or 1 tsp. Morton kosher salt; ½ cup (1 stick) unsalted butter, room temperature; 4 Tbsp. pure maple syrup; plus more for serving (optional); ½ tsp. Diamond Crystal or ¼ tsp. Morton kosher salt; 1 cup pecans; Vegetable oil (for pan)