Part of the CustodyStress archive of observed Bitcoin custody incidents
CS-01307
When the holder died, the estate found three cryptosteel plates and four Trezor devices
SurvivesCase description
A 2024 case described by a Bitcoin inheritance specialist involved a holder who had documented their seed phrase using a standard recommendation—storing it on a cryptosteel plate—but had failed to document which of their three Trezor devices corresponded to which seed phrase. When the holder died, the estate found three cryptosteel plates and four Trezor devices (one of which had been wiped and reassigned). The estate needed to match devices to seed phrases using a trial-and-error approach. A technical specialist worked through the combinations systematically and identified the correct pairings, but the process took six weeks and required specialist knowledge.
Custody context
| Stress condition | Documentation absent |
| Custody system | Hardware wallet (single key) |
| Outcome | Survives |
| Documentation | Unknown |
| Year observed | 2024 |
| Country | International |
Structural dependencies observed
Outcome interpretation
Access remained possible under the reported conditions.
Source
Privately Reported
Evidence type
News article
Related cases involving documentation absent
193 cases involve documentation absent
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.
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