About block 900,420
Bitcoin block 900,420 was mined by SpiderPool on June 9, 2025 at 3:17 AM UTC, 16 seconds after block 900,419. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 246 transactions in 0.07 MB (4.4% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, down from 2.00 sat/vB in the block before, and all fees added up to 0.0008 BTC. With the 3.125 BTC subsidy of halving era 5, SpiderPool earned 3.1258 BTC for this block.
Block 900,420 is number 1,285 of 2,016 in difficulty epoch 446; 731 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,580 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. SpiderPool found 77 blocks in the week before. Today the block has 75,578 confirmations, so it is settled beyond any practical doubt.