The family member moved homes and lost the sealed envelope containing the seed during

Blocked

Case description

A 2015 forum case describes a user who had entrusted their hardware wallet seed to a trusted family member for safekeeping. The family member moved homes and lost the sealed envelope containing the seed during the move. Neither party had another copy.

Custody context

Stress condition	Seed phrase unavailable
Custody system	Mobile or software wallet
Outcome	Blocked
Documentation	Unknown
Year observed	2015
Country	Unknown

Structural dependencies observed

Single point of failure

What this illustrates

There was only one way in. When that path was gone, so was access. Access was not recoverable.

Outcome interpretation

Access was not possible under the reported conditions.

Source

Publicly Reported

Evidence type

Forum post

Evidence link

https://bitcointalk.org/index.php?topic=255793.0

Related cases involving seed phrase unavailable

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This archive documents observed custody survivability failures. It does not attempt to document all Bitcoin losses or security incidents. Submit a case

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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.