Bitcoin hard fork to recover $BTC from Mt Gox is rejected.

• Bitcoin hard fork to recover 79.956 BTC
• Mt Gox reignites debate about Bitcoin's immutability.
• Developers reject change to Bitcoin consensus.

Mark Karpeles, former CEO of the failed exchange. Mt Gox[Name], reignited a sensitive debate in the community by proposing a Bitcoin hard fork to recover approximately 79.956 BTC stolen in 2011. The suggestion was formalized through a pull request in the Bitcoin Core repository on GitHub.

According to a February 27th post on the X network, the coins, currently valued at approximately US$5 billion, remain intact at a known address. The proposal envisioned altering the consensus rules in a future block to allow the transfer of these funds to a recovery address.

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In practice, the hard fork would create a specific rule that would validate a currently invalid transaction, authorizing the spending of bitcoins associated with the 2011 hack. For the change to take effect, all nodes on the network would need to update their software.

Karpeles acknowledged that the measure would require broad coordination between miners and node operators, as it would directly modify the rules underpinning the Bitcoin protocol. Even so, the request was terminated and blocked a few hours after its publication.

Bitcoin Core developers reacted quickly. Long-time project members stated that any such change should be discussed on the formal consensus change mailing list. Other participants were more direct, pointing out that rewriting rules to compensate victims of a custodial bankruptcy would compromise the system's neutrality.

The main argument against it is linked to the immutability of the ledger. If the record can be modified to benefit a specific group, even in a landmark case like Mt. Gox, the predictability of the rules becomes questionable.

Founded in 2010 by Jed McCaleb as a trading platform for trading cards and later transformed into a Bitcoin exchange, Mt. Gox came to concentrate up to 80% of the global volume of the cryptocurrency in 2013. The collapse in 2014 raised profound doubts about the asset's survival during that period.

The specific theft mentioned occurred in 2011, when hackers used compromised credentials to move funds to a single address, which has yet to spend the coins. A study by ETH Zurich, published in 2014, indicated that so-called transaction malleability accounted for only 386 BTC of the total losses.

Karpeles cited the Ethereum hard fork following the DAO incident in 2016 as a reference, stating that "Ethereum showed that doing the right thing can work." However, that decision resulted in a permanent split of the network and the emergence of Ethereum Classic.

While technically possible, a Bitcoin hard fork depends on economic incentives and majority support. So far, the ecosystem's reaction indicates significant resistance to the idea of ​​changing the rules to reclaim BTC from Mt. Gox.