About block 900,308
Bitcoin block 900,308 was mined by ViaBTC on June 8, 2025 at 8:34 AM UTC, 2 min 3 s after block 900,307. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 3,494 transactions in 1.63 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, down from 3.00 sat/vB in the block before, and all fees added up to 0.0182 BTC. With the 3.125 BTC subsidy of halving era 5, ViaBTC earned 3.1432 BTC for this block.
Block 900,308 is number 1,173 of 2,016 in difficulty epoch 446; 843 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,692 blocks after this one.
Its hash starts with 21 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. ViaBTC found 89 blocks in the week before. Today the block has 75,693 confirmations, so it is settled beyond any practical doubt.