About block 917,101
Bitcoin block 917,101 was mined by MARA Pool on September 30, 2025 at 5:22 PM UTC, 1 min 32 s after block 917,100. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 530 transactions in 0.24 MB (14.2% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, down from 1.00 sat/vB in the block before, and all fees added up to 0.0052 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1302 BTC for this block.
Block 917,101 is number 1,838 of 2,016 in difficulty epoch 454; 178 blocks remain until the next difficulty adjustment at block 917,279. The next halving is at block 1,050,000, 132,899 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. MARA Pool found 47 blocks in the week before. Today the block has 56,427 confirmations, so it is settled beyond any practical doubt.