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If the signatures are enough, you don't need the chain. If the signatures aren't enough, you need the chain and a proof of work.
by EdHominem 10y ago
If the signatures are enough, you don't need the chain. If the signatures aren't enough, you need the chain and a proof of work.
- schoen 10y agoI'll try to think of a counterexample, but your observation may well be right in all or almost all cases.
- zmanian 10y agoYou can use a "blockchain", an enforcer of security deposit against double spending rather than as the raw double spend prevention mechanism.[0] [0] https://eprint.iacr.org/2016/1033 https://eprint.iacr.org/2016/1033
- schoen 10y ago"Soothly we live in mighty years!" It looks like the underlying mechanism that they use for this was described in https://dl.acm.org/citation.cfm?doid=2810103.2813686 https://dl.acm.org/citation.cfm?doid=2810103.2813686