Certificate ID 0000091183 Authenticated: 12/02/25
VERIFICATION OF AUTHENTICITY
Subject: Jack Black
Category: Music
Sub category: Autographed Item
Medium: Acoustic Guitar
INSPECTOR'S COMMENTS
An acoustic guitar, autographed on the plate in black marker pen by Jack Black. Typical Jack Black signing, great shape and no signs of hesitation.
SCORING SUMMARY
Signature Scoring
Jack Black: 77
