About block 921,909
Bitcoin block 921,909 was mined by MARA Pool on November 2, 2025 at 12:28 PM UTC, 6 min 42 s after block 921,908. That is faster than the 10-minute average the network aims for: blocks come in bursts because finding one is pure chance.
It confirmed 2,958 transactions in 1.84 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 0.00 sat/vB, and all fees added up to 0.0113 BTC. With the 3.125 BTC subsidy of halving era 5, MARA Pool earned 3.1363 BTC for this block.
Block 921,909 is number 598 of 2,016 in difficulty epoch 457; 1,418 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,091 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. MARA Pool found 47 blocks in the week before. Today the block has 51,623 confirmations, so it is settled beyond any practical doubt.