ChainCatcher news, according to mempool data, miners have mined a stale block at Bitcoin height 855363, with only a 75-second time interval from the previous block height.Mempool founder @mononautical posted on social media, "All transactions in this stale block were broadcasted in the last minute or so.Therefore, this block may have been mined by a brand new node, accidentally going into production without syncing the mempool."