Unlocking History number (UH#)
UH0167
Original
A Cryptocurrency Bitcoin paper wallet
Model and research notes
MIT Libraries, Unlocking History Research Group archive, MC0760, Box 20.
Letterlocking Unique Video number(s) (LUV #s) & Instructional video(s) URL
LUV167 https://youtu.be/gqkPDIJsOq8
Instructional video info transcription
Forthcoming
Letterlocking Category number (LC #)
LC05L, Document Security
Letterlocking Format number (LF #)
4RW
Security score
Low
Assessment of Confidence in assigning LC#
Attested
Substrate
Paper
Dimensions
Forthcoming
Opened (in mm):
Letterpacket (in mm):
Manifestation
Opened
Distinctive letterlocking style(s)
Cryptocurrency paper wallet
Locking mechanism
Closure flap
Security enhancements
Tamper-evident pressure sensitive holographic tape
Letterlocking category formula (shorthand)
LC13, document security
Fold + Lock-O + Adhere
(F + LO + A)
Letterlocking manipulation sequence (shorthand)
Fold + fold + lock-O + adhere
(F + F + LO + A)
Locking instructions
Forthcoming
Images
Forthcoming
Foldable(s)
Forthcoming
Step-by-steps
Forthcoming
Substrate map
Forthcoming
Virtual unfolding results
NA
Manipulations
Forthcoming
Writing: NA
Postal: NA
Opening: Tears
Filing (Storage, Display): NA
Repair: NA
Damage
NA
Features
NA
Article(s)
NA
Book
Jana Dambrogio and Daniel Starza Smith with the Unlocking History Research Group. Letterlocking: The Hidden History of the Letter. Cambridge and London: MIT Press, 2025.
Citation for the letter(s)
UH0167
Original
Cryptocurrency Bitcoin paper wallet
Original and model
MIT Libraries, Unlocking History Research Group archive, MC0760, Box 20.
Video
LUV0167
Jana Dambrogio, Daniel Starza Smith, and the Unlocking History Research Group, “Document-locking: Fold + lock-O + adhere: A Bitcoin paper wallet, USA (2009),” Letterlocking Instructional Videos. Unlocking History Number: 0167/Letterlocking Unique Video Number: 0167. Filmed: December 2017. Duration: 2:43. Posted: March 29, 2021. URL: https://youtu.be/gqkPDIJsOq8. Accessed: March 4, 2025.