New Delhi, July 3 -- TOKYO - The 20,000 petahashes disappear on July 31.

That is the computing power behind SBI Crypto's Bitcoin mining pool - roughly 2 percent of the entire global network, the equivalent of what a dozen separate industrial mining operations might take years to assemble - and it needs a new home within weeks. Japan's largest diversified financial services group announced Thursday it is shutting down the pool it has operated since 2021, giving customers a single month to redirect their hardware before the final payout cutoff.

SBI Crypto, the digital asset arm of SBI Holdings, launched the pool in March 2021 with approximately 1.1 exahashes per second of its own processing power. By Thursday's announcement, it had grown ...