Penrith Panthers 2023 Signed NRL Home Jersey Autographed Memorabilia + COA??? Penrith Panthers NRL Team Signed 202 Rugby League Jersey. Each star has personally signed using the same indelible ink pen, guaranteeing the permanence of this exclusive and unique item. Note: This is NOT player worn At Star Signatures Australia we choose to use LRC Authentication Verification Service to Supply and Register the accompanying Certificate of Authenticity (COA) for this item. The size is ideal size for framing and display. Thanks for dropping by! All pictures are for illustration purpose only and colours may vary slightly. It’s the fastest way to get a reply most questions are answered within an hour.