Block 690688 - "This block was mined with a carbon negative power source"

Block 690688 (https://mempool.space/de/block/0000000000000000001218611efa70033c58cb7af006a1096f4d76d634e9db58?showDetails=true#details) : "This block was mined with a carbon negative power source"

submitted by /u/zappadoing to r/Bitcoin
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Quelle: bitcoin-en