MPE Vault ledger
Ken Griffey Jr. — chain of custody
Every hand this slab has passed through since it was graded, plus the authenticity fingerprint that ties the record to the physical card.
🔒 Verified · Secured in the MPE Vault
PlayerKen Griffey Jr.
Year2008
SetUpper Deck
Card #SQ-51
GradeMpe Gem/Mt
SerialMPE-1341629
⛓️ Authenticity & custody
🔐Authenticity fingerprint #18bbaccd100
👛Custody wallet 0xCCS72e30221
🧾Ledger reference 72e302212a6
🏭Graded & encapsulated by MPE Grading
🏦Held in the MPE Vault · insured digital custody
🔗 Ownership & provenance
1 recorded hand-off since grading.
💵
BOOMER → Andrew Balltrip ·
$16.99 ·
💰 Sales history
💵 Sold for $16.99 · Aug 01, 2026
Seller BOOMER
Buyer BALLTRIP
Sale price $16.99
Date Aug 01, 2026 · 08:12 PM UTC
Sold via the MPE Vault Marketplace