On this day in crypto history: Bitcoin Cash was created
On 1 August 2017, the Bitcoin blockchain split at block 478,558, creating Bitcoin Cash.
The event followed a long-running debate over how Bitcoin should scale — through larger blocks or through additional layers built on top of the original network.
Nine years later, it remains one of the best-known examples of how disagreements over protocol development can lead to an entirely new blockchain. Which matters more for a blockchain: stability or the ability to evolve quickly?
Bitcoin Cash confirms that the chain split occurred on 1 August 2017 at block 478,558.