Fig 1.
Algorithmic flow of the verifiable delay function.
Fig 2.
Distributed timestamping model for blockchain based on continuously verifiable delay function.
Fig 3.
Architecture of fast signature algorithms for quantum-resistant blockchains.
Fig 4.
Architecture diagram for the integration of smart contracts and signature algorithms.
Table 1.
Experimental environments.
Table 2.
Time for each phase of a digitally signed blockchain transaction.
Fig 5.
Results of the 50 rounds of voting on the evil KG node.
Fig 6.
Number of cross-chain communication process operations.
Fig 7.
The wallet structure of the blockchain.