About block 917,587
Bitcoin block 917,587 was mined by MARA Pool on October 4, 2025 at 5:43 AM UTC, 3 min 42 s after block 917,586. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 697 transactions in 0.37 MB (26.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, and all fees added up to 0.0079 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1329 BTC for this block.
Block 917,587 is number 308 of 2,016 in difficulty epoch 455; 1,708 blocks remain until the next difficulty adjustment at block 919,295. The next halving is at block 1,050,000, 132,413 blocks after this one.
Its hash starts with 21 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. MARA Pool found 49 blocks in the week before. Today the block has 56,008 confirmations, so it is settled beyond any practical doubt.