This is a Ash Chandler Player Model Bat that has been hand signed by Gunnar Henderson. This item was inscribed "1st Homerun 8/31/22." This item has been witnessed and certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof witness sticker. Beckett Authentication has recently changed their physical certificate card policy where they no longer match their tamper-proof sticker with a physical certificate. A certificate can be printed on Beckett's website for the matching authentication number.