← Re: overflow bug SERIOUS Re: checkpointing the block chain → SN Re: checkpointing the block chain Event August 16, 2010 23:01 UTC · Updated April 6, 2026 · Posted by Satoshi Nakamoto · Forum Post · BitcoinTalk Figures: Satoshi Nakamoto LSQuote from: NewLibertyStandard on August 16, 2010, 10:42:28 PM UTC How is the strength of the chain calculated? Total proof-of-work. View full thread (12 messages) → Original external source https://bitcointalk.org/index.php?topic=834.msg9843#msg9843 Other external sources Satoshi Nakamoto Institute ← Re: overflow bug SERIOUS Re: checkpointing the block chain →