Research Article
[Retracted] Blockchain-Based Information Supervision Model for Rice Supply Chains
| Node name | Node classification | Node function |
| Common node | Node that reaches credit score η within time t | Can only participate in consensus | Supervision node | 2(2f + 1)/3 nodes that first reach credit score λ among ordinary nodes | Can participate in consensus and can record the information of the problem node | Candidate node | 2(2f + 1)/9 nodes that first reach credit score μ among ordinary nodes | Can participate in consensus and select the master node from it | Fault node | Nodes that do not reach η score within time t | Cannot participate in consensus |
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