[Retracted] Design and Application of Electronic Rehabilitation Medical Record (ERMR) Sharing Scheme Based on Blockchain Technology

Algorithm 2

Algorithm on log replication

Input: REQUEST from the client.

Output:c_i

1: client send R₁ a REQUSET to add a record

2: R₁ append the record to its log

3: 

4: for to Ndo

5:  R₁ send R_i an INSTRUCTION to append the record

6: end for

7: 

8: for to Ndo

9:  ifR_i agree to add the record then

10:   

11:  end if

12:  ifthen

13:   the addition of the record is confirmed

14:   

15:   R₁ send the client a MESSAGE of successful record entry

16:   break

17:  end if

18: end for

19: for to Ndo

20:  R₁ inform R_i to append the confirmed record

21:  R_i append the record to the log

22:  

23: end for