Verifiable Proof Julian Assange Is Alive:
This proof of life can come in many forms, hundreds of suggestions have been made as to what will reassure the public of Assange's safety and well-being. The hashtags #ShowUsJulian, #PardonJulian, and #ProofOfLife have been trending in the WikiLeaks community. Here are a few ways WikiLeaks can prove Julian Assange is alive and well.
Video proof in the form of unedited, raw footage, could possibly put fears to rest. A video with Assange showing the current date has been highly requested on social media as well.
PGP Signed Document
Others are insisting on a link to a PGP signed document.
According to PGPI website, "PGP uses a passphrase to encrypt your private key on your machine. Your private key is encrypted on your disk using a hash of your passphrase as the secret key. You use the passphrase to decrypt and use your private key. A passphrase should be hard for you to forget and difficult for others to guess."