Marathon Digital Mines Invalid Bitcoin Block Due to Internal Software Bug

Marathon Digital mines invalid Bitcoin block during "optimization experiment"
Error caused by bug in Marathon's internal development pool, unrelated to production or Bitcoin Core
Invalid block occurred on Sept 26 at 942pm UTC, was rejected by Bitcoin network
Bitcoin developers attribute issue to "transaction ordering" mistake by Marathon
Marathon says incident shows security of Bitcoin network, which quickly rejected anomaly

cointelegraph.com

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9/27/2023

Marathon Digital Mines Invalid Bitcoin Block Due to Transaction Ordering Error

Bitcoin mining company Marathon Digital (MARA) mined an invalid Bitcoin block due to a transaction ordering issue, resulting in the block being rejected by other node operators.