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Results tagged with proof-of-work
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user 11941
This tag should be used for questions regarding the function and use of proof-of-work systems and proof-of-work algorithms. Proof of work describes a decentralized consensus system based on an arbitrary mathematical problem that is moderately hard to solve but easy to verify.
2
votes
Proof of work for standard computers
I designed Cuckoo Cycle at https://github.com/tromp/cuckoo as the first trivially verifiable, scalable and time-memory-trade-off-hard proof-of-work system. It parallellizes reasonably well up to at le …
- 221
2
votes
Is there an "additive" proof-of-work?
Your property of what I would call "improvable" is actually considered undesirable for PoWs. It would allow a prover to make continuous progress
toward a solution that satisfies the difficulty thresho …
- 221
8
votes
Memory-hard proof-of-work: are they ASIC-resistant?
What prevents an attacker from building a custom ASIC and buying off-the-shelf DRAM chips, and building systems that pair each ASIC with a DRAM chip?
DRAM memory is already pretty optimized for r …
- 221