Lot drawing method based on random shuffling algorithm with weight and application
A shuffling algorithm and weighted technology, applied in the lottery field, can solve problems such as potential security risks and lack of security proofs, and achieve the effect of optimizing randomness and ensuring security.
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[0039] The following specific embodiments will further describe the present invention in detail.
[0040] First, explain the technical terms that appear in the text:
[0041] PoW: Proof of work, proof of computing power;
[0042] PoS: Proof of Stake, proof of equity;
[0043] ViewChange: conversion wait, a mechanism after consensus failure, waiting for the next round of consensus;
[0044] VRF: verifiable random function;
[0045] |: Indicates splicing, that is, splicing the two data before and after |; since strings can be expressed as numbers in ASCII code, | can be used to splice numbers or strings;
[0046] Hash(·): Hash function, SM3 function is used in this patent, which is the standard of commercial hash function in my country and ISO standard;
[0047] SM3(): Hash value calculated with SM3 function;
[0048] epoch: the stage of the current consensus;
[0049] w i : the share occupied by node i.
[0050] The present invention discloses a lottery method based on ...
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