According to reports, an unusual event occurred on the Bitcoin network where a half-empty block was mined at block height 855363. This means that only a few transaction records were successfully added by miners, with most of the space left unused. This situation was particularly unique as it occurred within only 75 seconds after the previous block. Observers noted that this phenomenon might be due to a newly introduced node unexpectedly entering production and failing to synchronize with the latest memory pool data. This event sparked discussions about the stability and security of the Bitcoin network, also reminding participants to be aware of potential network anomalies.