About block 900,543
Bitcoin block 900,543 was mined by Carbon Negative on June 10, 2025 at 12:54 AM UTC, 3 min 20 s after block 900,542. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 5,962 transactions in 1.48 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 5.00 sat/vB, up from 5.00 sat/vB in the block before, and all fees added up to 0.0508 BTC. With the 3.125 BTC subsidy of halving era 5, Carbon Negative earned 3.1758 BTC for this block.
Block 900,543 is number 1,408 of 2,016 in difficulty epoch 446; 608 blocks remain until the next difficulty adjustment at block 901,151. The next halving is at block 1,050,000, 149,457 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. Carbon Negative found 0 blocks in the week before. Today the block has 75,440 confirmations, so it is settled beyond any practical doubt.