[2017-01-10] Assange Just Read Out a Bitcoin Block Hash to Prove He Was Alive

[Karartma1]

Bitcoin block hash as "proof of life"! Isn't it cool? 

Wikileaks founder Julian Assange used data from the blockchain as a "proof of life" during a Reddit ask-me-anything session today.
For months, some of Assange's ardent Internet fans have been theorizing that he had died. However, Assange responded in a livestreamed talk, calling the theories "silly" and confirming that the video wasn't prerecorded by reading off the most recent block hash (a string of letters and numbers, unique to block 447506 on the bitcoin blockchain).

Read more
http://www.coindesk.com/julian-assange-just-read-bitcoin-block-hash-prove-alive/

[Sosaso75]

That is indeed pretty cool

[Hazir]

Amazing! This is great argument for every skeptic who says that bitcoin is useless invention/ponzi scheme and has no intrinsic value.
This is an example of real life use of blockchain technology in practice - we can use it as example in discussion about usefulness of cryptocurrencies.