About block 917,140
Bitcoin block 917,140 was mined by Unknown on September 30, 2025 at 11:08 PM UTC, 12 min 49 s after block 917,139. That is slower than the 10-minute target; long gaps are normal, since every hash attempt is an independent draw with the same tiny chance.
It confirmed 2,330 transactions in 1.26 MB (75.6% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, and all fees added up to 0.0315 BTC. With the 3.125 BTC subsidy of halving era 5, Unknown earned 3.1565 BTC for this block.
Block 917,140 is number 1,877 of 2,016 in difficulty epoch 454; 139 blocks remain until the next difficulty adjustment at block 917,279. The next halving is at block 1,050,000, 132,860 blocks after this one.
Its hash starts with 19 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. Unknown found 13 blocks in the week before. Today the block has 56,386 confirmations, so it is settled beyond any practical doubt.