About block 917,861
Bitcoin block 917,861 was mined by Braiins Pool on October 6, 2025 at 4:42 AM UTC, 8 min 6 s after block 917,860. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 5,520 transactions in 1.62 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0129 BTC. With the 3.125 BTC subsidy of halving era 5, Braiins Pool earned 3.1379 BTC for this block.
Block 917,861 is number 582 of 2,016 in difficulty epoch 455; 1,434 blocks remain until the next difficulty adjustment at block 919,295. The next halving is at block 1,050,000, 132,139 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. Braiins Pool found 19 blocks in the week before. Today the block has 55,699 confirmations, so it is settled beyond any practical doubt.