News for hackers. Stuff that matters.

A comment on My First Impressions of Web3. Parent comment

Re:My First Impressions of Web3 by Ar-Curunir on Friday January 07, 2022 @07:21PM (#29846990)
This is trivially solved by including a hash of the object in the ownership certificate.
[ Parent | on HN ]
Re:My First Impressions of Web3 by hk__2 on Saturday January 08, 2022 @03:58AM (#29849918)
> This is trivially solved by including a hash of the object in the ownership certificate.

This doesn’t fix any issue. If the URL changes, your NFT is worth nothing and you have no way to get the object back.

[ Parent | on HN ]
Re:My First Impressions of Web3 by wahnfrieden on Saturday January 08, 2022 @06:25AM (#29850663)
Wrapped NFTs
[ Parent | on HN ]
Re:My First Impressions of Web3 by wahnfrieden on Saturday January 08, 2022 @07:46AM (#29851164)
I was downvoted but it’s literally happening, see https://twitter.com/asvanevik/status/1479569507739856897?s=2...
[ Parent | on HN ]
Re:My First Impressions of Web3 by magicjosh on Friday January 07, 2022 @11:23PM (#29848601)
Would that be effective for low-res images like cryptopunks? Or can I create other 24 x 24 px images that have the same hash?
[ Parent | on HN ]
Re:My First Impressions of Web3 by Ar-Curunir on Saturday January 08, 2022 @03:35PM (#29855910)
You can’t efficiently create hash collisions in a cryptographic hash
[ Parent | on HN ]