Zero Knowledge Proof question: Is there a protocol for proving you have a file with a given hash, without revealing the file?
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Replying to @TimSweeneyEpic
Wish I knew, but at the very least, I bet
@zooko can help.1 reply 0 retweets 0 likes -
Replying to @acityinohio
: Thanks!
@TimSweeneyEpic: we ran the first ever live ZK Contingent Payment on the Bitcoin blockchain:https://z.cash/blog/science-roundup.html …2 replies 1 retweet 5 likes -
Replying to @zooko @acityinohio
Wow, congrats on reducing this to practice! I'm just contemplating decentralized data with availability guarantees.
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Replying to @TimSweeneyEpic
Thanks! Sounds like you're thinking in part about what we call "Proof-of-Retrievability".
@acityinohio1 reply 0 retweets 2 likes -
Replying to @zooko @acityinohio
Yes. Plus some kind of algorithmic economic model to incentivize storage and availability.
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E.g. "Could something like S3 / Twitter / YouTube exist sustainably with a decentralized architecture?"
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Replying to @TimSweeneyEpic
I know a lot about this! There's a rich history littered with the instructive corpses of previous attempts…
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Replying to @zooko @TimSweeneyEpic
… and then there are the current contenders: IPFS/FileCoin, Ethereum Swarm, Sia, StorJ, MaidSafe, …
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IPFS is very interesting and hopefully sufficiently robust for a file layer, on which data and semantic layers can be built.
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Replying to @TimSweeneyEpic
Yeah, I think a lot of good stuff can be built on top of IPFS (and Tahoe-LAFS).
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