Global ID generation as in RFC4193

NTP timestamp: cb5020bf.78f29ad6
EUI-64: 21b:24ff:fe73:cd0e
=> key: cb5020bf78f29ad6021b24fffe73cd0e
=> SHA1: bfb7f7153a68682657986bc6659e7b87d87eeb43
=> global ID: 87d87eeb43
=> IPv6: FD87:D87E:EB43::/48

/* 
   DO NOT USE THIS!
   IT IS JUST A PERSONAL REMARK...
generation for I2P
NTP timestamp: 0xcd6cd83f947d805e
EUI-64: 21b:24ff:fece:d108
=> key: cd6cd83f947d805e21b24fffeced108
=> SHA1: 366168b7aa3fd7326df894b907991b60db4dddb5
=> global ID: 60db4dddb5
=> IPv6: FD60:DB4D:DDB5::/48
*/