Part of the CustodyStress archive of observed Bitcoin custody incidents
CS-01184
Paper wallet faded — hardware wallet (2023)
SurvivesCase description
A 2023 estate case involved a deceased Bitcoin holder who had used a paper wallet format popular in 2014–2015. The family found a printed page with a QR code but the private key had partially faded due to ink degradation over nine years. Three characters in the private key were illegible. A professional data recovery service used UV light imaging and systematic substitution testing to reconstruct the full private key. The case highlighted that paper wallet storage—while initially simple—degrades physically, creating a new category of access barrier years after setup.
Custody context
| Stress condition | Seed phrase unavailable |
| Custody system | Hardware wallet (single key) |
| Outcome | Survives |
| Documentation | Unknown |
| Year observed | 2023 |
| Country | International |
Structural dependencies observed
Outcome interpretation
Access remained possible under the reported conditions.
Source
Privately Reported
Evidence type
News article
Related cases involving seed phrase unavailable
146 cases involve seed phrase unavailable
274 cases involve hardware wallet (single key)
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This archive documents observed custody survivability failures. It does not attempt to document all Bitcoin losses or security incidents.
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Framework references
Where Bitcoin Custody Intersects Legal and Fiduciary Authority
Where custody creates gaps in estate planning, fiduciary duty, and professional responsibility.
Professional Scope Boundary Matrix
What each professional or product covers, what they do not, and where gaps form between them.
The Independent Assessment Layer in Bitcoin Custody
How independent diagnostic layers emerge when multiple parties depend on shared infrastructure.