About block 917,990
Bitcoin block 917,990 was mined by ViaBTC on October 7, 2025 at 4:20 AM UTC, 2 min 31 s after block 917,989. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 501 transactions in 0.29 MB (17.0% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, and all fees added up to 0.0071 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1321 BTC for this block.
Block 917,990 is number 711 of 2,016 in difficulty epoch 455; 1,305 blocks remain until the next difficulty adjustment at block 919,295. The next halving is at block 1,050,000, 132,010 blocks after this one.
Its hash starts with 20 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. ViaBTC found 81 blocks in the week before. Today the block has 55,616 confirmations, so it is settled beyond any practical doubt.