Many use cases for blockchains don't seem to require proof-of-work.
For example, a land registry. If I could verify that a house purchase has been written to a replicated transaction log, then I'd be satisfied.
I suppose this is giving up decentralisation, which seems OK here.
miniblog.
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Shower thought: using a tool like cargo-semver, could you build a package registry where the uploader never chooses the version number?
E.g. your last release was 5.2025-09-13 and you've just changed a type, so today's release is 6.2025-11-05.
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Hosting a Docker registry on IPFS! The global P2P content-addressable filesystem seems like a good fit for Docker images.
GitHub Container Registry seems like a pretty drop-in replacement for Docker Hub:
