filecoin-project / consensus

Filecoin consensus work
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Consider committing transactions to chains/tipsets. #68

Open porcuquine opened 5 years ago

porcuquine commented 5 years ago

A few weeks ago, @sternhenri and I discussed the possibility of committing transactions to chains/tipsets. He asked me to file an issue mentioning the idea, and this is that issue.

The idea is that a block publisher would exclude transactions which their authors had not committed to the particular fork being published.

This would make it hard to build new heavy chains on old tipsets — since after the first new block there wouldn't be any old transactions available to populate more.

sternhenri commented 5 years ago

This is a variant of how fantomette and PHANTOM do cross chain block referrals (but at the tx level) in either case, could be helpful.