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Searching for stone man: can 8,900 btc be recovered?

Searching for Stone Man | The Hunt for 8,900 BTC After 16 Years

By

Carlos Pereira

May 2, 2026, 04:10 AM

Edited By

Elena Rossi

Updated

May 2, 2026, 10:13 AM

2 minutes to read

A group of researchers discussing a search plan for recovering lost Bitcoin with a computer and documents on a table.
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A dedicated researcher is on a mission to recover 8,900 BTC lost by a Bitcointalk user known as "Stone Man" due to a change-address bug in August 2010. As the Bitcoin community rallies in support, hopes grow for a breakthrough in the intricate recovery efforts.

Background on the BTC Loss

On August 9, 2010, a forum post revealed how a user lost their 8,900 BTC when restoring an old wallet. After sending 1 BTC to themselves, the change went to a new address, leading to a lost private key during a reboot. The transaction can be traced using:

Tx: eb5b761c7380ed4c6adf688f9e5ab94953dcabeda47d9eeabd77261902fccccf

Found in Block 73272, timestamped August 9, 2010, at 21:35:11 UTC.

The user’s poignant last message declared the funds were "gone for good.” This incident remains significant in Bitcoin’s early history, marking the challenges others face in wallet recovery.

Technical Challenges of Recovery

Efforts are underway to decode how private keys were generated in that Linux environment. According to the researcher, the same state that created the change-address key also affected the signing nonce used for the transaction. With the use of a CUDA implementation, potential private keys are searched at a rate of ~2M keys/sec. Cooperation from the original user could narrow the vast potential range, which currently spans between ~10^16 to 10^22 keys.

Community Response and Sentiment

The community has expressed a blend of nostalgia and concern:

  • β€œWarms my heart to see some real OG type bitcoin posts again,” shared one member, recalling the early days of Bitcoin.

  • Another user remarked, β€œWild how you can put mad effort into something and still end up with nothing.”

  • A third participant wished they could contribute more than just comments to boost the project.

Overall, the feedback showcases a supportive atmosphere, with many backing the researcher’s efforts to reconnect with the original wallet owner.

Engaging the Broader Community

To increase the chances of finding the lost BTC owner, strategies include leveraging Bitcoin meetups and engaging actively on social media. As previous attempts in recovery have shown, community involvement can lead to significant breakthroughs.

Key Insights

  • 🌟 8,900 BTC remains lost due to a wallet bug.

  • πŸš€ Current searches operate at ~2M keys/sec using CUDA.

  • πŸ” Community support could boost chances of finding "Stone Man".

What’s Next?

As this recovery journey unfolds, there's potential the researcher could refine their efforts with further insights from the original owner. With current computational advancements, experts estimate about a 20% chance of recovering the funds over the next year. Continued support from the community remains vital, underscoring the power of collective action in the cryptosphere.

An Intriguing Parallel

In a throwback to the 1970s, IBM faced a similar challenge when a critical shipment of magnetic tapes went missing, prompting concerted efforts from tech enthusiasts to locate the data. Just as today’s Bitcoin community strives to find "Stone Man," those earlier efforts highlight the impact of shared knowledge and dedication in achieving the seemingly impossible.