About block 900,255
Bitcoin block 900,255 was mined by MARA Pool on June 8, 2025 at 1:48 AM UTC, 1 min 37 s after block 900,254. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 240 transactions in 0.10 MB (6.6% 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 0.0026 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1276 BTC for this block.
Block 900,255 is number 1,120 of 2,016 in difficulty epoch 446; 896 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,745 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 59 blocks in the week before. Today the block has 75,745 confirmations, so it is settled beyond any practical doubt.