About block 900,021
Bitcoin block 900,021 was mined by SpiderPool on June 6, 2025 at 9:22 AM UTC, 3 min 53 s after block 900,020. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 1,681 transactions in 1.76 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 2.00 sat/vB, up from 2.00 sat/vB in the block before, and all fees added up to 0.0195 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1445 BTC for this block.
Block 900,021 is number 886 of 2,016 in difficulty epoch 446; 1,130 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,979 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 75,955 confirmations, so it is settled beyond any practical doubt.