That's not the correct way to sign a message.
Here is the unedited post where I posted that address: ... no
OR
I sent that address to someone in a PM with PM ID#... no
In other words, you can't prove if it's yours (it stays locked [unfortunately]).
I had skype horoshko86, and the purse bitcoin was not listed as there was a referral link to mining.
I can go to skype horoshko86 and confirm my identity.