Week 6 (7- 13 May)   
SIGNATURE

https://bitcointalk.org/index.php?topic=2344489.msg36680377#msg36680377
https://bitcointalk.org/index.php?topic=3331963.msg36687580#msg36687580
https://bitcointalk.org/index.php?topic=2839512.msg36727126#msg36727126
https://bitcointalk.org/index.php?topic=3311450.msg36741452#msg36741452
https://bitcointalk.org/index.php?topic=3223704.msg36762686#msg36762686
https://bitcointalk.org/index.php?topic=2519489.msg36777328#msg36777328
https://bitcointalk.org/index.php?topic=2954653.msg36780749#msg36780749
https://bitcointalk.org/index.php?topic=1845114.msg36818463#msg36818463
https://bitcointalk.org/index.php?topic=3388912.msg36820245#msg36820245
https://bitcointalk.org/index.php?topic=1883902.msg36820851#msg36820851
https://bitcointalk.org/index.php?topic=3369349.msg36834151#msg36834151
https://bitcointalk.org/index.php?topic=3564382.msg36848633#msg36848633
https://bitcointalk.org/index.php?topic=3109781.msg36853962#msg36853962
https://bitcointalk.org/index.php?topic=2431660.msg36866226#msg36866226
https://bitcointalk.org/index.php?topic=3123642.msg36919497#msg36919497
https://bitcointalk.org/index.php?topic=3117733.msg37020538#msg37020538