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Yes, in the original bitcoin paper. The blockchain with the longest proof of work is always the real one, given multiple competing blockchains. That’s literally
by kayamon 5y ago
Yes, in the original bitcoin paper. The blockchain with the longest proof of work is always the real one, given multiple competing blockchains. That’s literally the whole point of blockchains. It’s like Highlander, there can only be one.
- eru 5y agoThat's not a proof in the paper. That's a definition of how the system is works. And it's only part of the procedure for how to choose between different competing capital-B Bitcoin chains. It doesn't say anything about comparing different coins.