https://blockchain.info/block/0000000000000000004b27f9ee7ba33d6f048f684aaeb0eea4befd80f1701126
Ahh, that's an odd one.
Transaction fee of -12.5 BTC
State reorganization underway for BTC. F2Pool is the mining pool submitting blocks from the early 2000's.
Pardon, but what is block version 0x3FFFE000
?
https://blockchain.info/block/0000000000000000001955aec280e6803720da428144b9bcd8adaea039a83f0b
https://blockchain.info/block/0000000000000000001955aec280e6803720da428144b9bcd8adaea039a83f0b?format=json
Ahh.. BIP-9 version bits set by F2 pool signaling set up of soft forks, I guess. So much reading to do and so far behind
https://bitcointicker.co/block/528898 - 0x3fffe000
https://bitcointicker.co/block/528908 - 0x2000e000
https://bitcointicker.co/block/528916 - 0x3fffffff