∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] (toPresheafedSpace : AlgebraicGeometry.PresheafedSpace C)
  (IsSheaf : toPresheafedSpace.presheaf.IsSheaf) (toPresheafedSpace_1 : AlgebraicGeometry.PresheafedSpace C)
  (IsSheaf_1 : toPresheafedSpace_1.presheaf.IsSheaf),
  ({ toPresheafedSpace := toPresheafedSpace, IsSheaf := IsSheaf } =
      { toPresheafedSpace := toPresheafedSpace_1, IsSheaf := IsSheaf_1 }) =
    (toPresheafedSpace = toPresheafedSpace_1)