About block 917,456
Bitcoin block 917,456 was mined by Unknown on October 3, 2025 at 3:50 AM UTC, 4 min 36 s after block 917,455. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,083 transactions in 1.72 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, down from 3.00 sat/vB in the block before, and all fees added up to 0.0237 BTC. With the 3.125 BTC subsidy of halving era 5, Unknown earned 3.1487 BTC for this block.
Block 917,456 is number 177 of 2,016 in difficulty epoch 455; 1,839 blocks remain until the next difficulty adjustment at block 919,295. The next halving is at block 1,050,000, 132,544 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. Unknown found 13 blocks in the week before. Today the block has 56,082 confirmations, so it is settled beyond any practical doubt.