...
The email address can also be found from some of the posts that I have posted in 2014. I guess its the proof that it's remained unchanged.
I found this
http://archive.is/TbFFP#selection-1651.0-1651.25http://archive.is/dtdd5#selection-641.0-641.25
...
I don't own the bitcoin address anymore but I own the email address that listed on the locked account!
I hope it helps?
Maybe you can use PGP Signed Message to prove that's your email
...
If you want us to recover a hacked/lost account, you need to prove that you own it. Typically, the only acceptable method of proving ownership is by signing a message (including current date and desired new email address) using a Bitcoin address or PGP key associated with the account. A Bitcoin address or PGP key is associated with the account only if the account posted the key/address, sent it in a PM, or if it is still listed in the account's profile.
...
[Eng: Tutorial] PGP Signature - Encrypt/Decrypt message - FingerprintWell I just sent an email by using that email address. Thanks. I hope it will be unlocked soon.