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. 2018 Jul 2;42(8):149. doi: 10.1007/s10916-018-0996-4

Fig. 2.

Fig. 2

Basic verifications and payload verifications. All transactions are verified by record-nodes before they are recorded in the blockchain. For query-transactions and record-transactions, record-nodes just perform basic verifications. While for initialize-transactions and respond-transactions, record-nodes perform basic verifications and payload verifications