About block 915,522
Bitcoin block 915,522 was mined by MARA Pool on September 20, 2025 at 2:53 AM UTC, 11 min 35 s after block 915,521. 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 1,919 transactions in 1.11 MB (75.6% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, down from 2.00 sat/vB in the block before, and all fees added up to 0.0164 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1414 BTC for this block.
Block 915,522 is number 259 of 2,016 in difficulty epoch 454; 1,757 blocks remain until the next difficulty adjustment at block 917,279. The next halving is at block 1,050,000, 134,478 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 44 blocks in the week before. Today the block has 58,712 confirmations, so it is settled beyond any practical doubt.