About block 900,121
Bitcoin block 900,121 was mined by SpiderPool on June 7, 2025 at 3:48 AM UTC, 4 min 0 s after block 900,120. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,025 transactions in 0.95 MB (52.3% 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 0.0107 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1357 BTC for this block.
Block 900,121 is number 986 of 2,016 in difficulty epoch 446; 1,030 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,879 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. SpiderPool found 77 blocks in the week before. Today the block has 75,863 confirmations, so it is settled beyond any practical doubt.