About block 901,203
Bitcoin block 901,203 was mined by ULTIMUSPOOL on June 14, 2025 at 10:46 AM UTC, 21 min 28 s after block 901,202. 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 3,284 transactions in 1.61 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, down from 3.00 sat/vB in the block before, and all fees added up to 0.0378 BTC. With the 3.125 BTC subsidy of halving era 5, ULTIMUSPOOL earned 3.1628 BTC for this block.
Block 901,203 is number 52 of 2,016 in difficulty epoch 447; 1,964 blocks remain until the next difficulty adjustment at block 903,167. The next halving is at block 1,050,000, 148,797 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. ULTIMUSPOOL found 0 blocks in the week before. Today the block has 74,719 confirmations, so it is settled beyond any practical doubt.