Blockchain : Xtribe’s Bounties Are Live!
The bounties for Xtribe’s XRBT token are now listed on Bounty0x!
Xtribe has been operating since 2015, the app has 700k+ downloads and being use in four countries.
You can learn more about Xtribe at [xtribe.io](https://xtribe.io)
What is the Blockchain?
A block chain is a transaction database shared by all nodes participating in a system based on the Bitcoin protocol. A full copy of a currency’s block chain contains every transaction ever executed in the currency. With this information, one can find out how much value belonged to each address at any point in history.
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