Yes, starting from the original spec: 
, the nostr pr: 
https://github.com/nostr-protocol/nips/blob/negentropy/77.md I dont know why its not merged in main and it just live in a branch
GitHub
strfry/docs/negentropy.md at master · hoytech/strfry
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GitHub
NIP-77: Negentropy syncing by fiatjaf · Pull Request #1494 · nostr-protocol/nips
This is a copy of @hoytech's https://github.com/hoytech/strfry/blob/nextneg/docs/negentropy.md with some small tweaks in the text (not in the p...
