Does the United States Supreme Court have jurisdiction to hear Petitioner's Brady claim because the Supreme Court of Pennsylvania's default ruling was neither adequate nor independent of federal law?

QUESTIONS PRESENTED CAPITAL CASE 1. Does the United States Supreme Court have jurisdiction to hear Petitioner’s Brady claim because the Supreme Court of Pennsylvania’s default ruling was neither adequate nor independent of federal law? 2. Is Brady violated when an agreement between the prosecution and their star witness can be proven circumstantially, even if both parties deny that such an understanding exists? i