IoT + Blockchain
Inatel IOT001 Graduate work
web3j library: https://web3j.io/
java magazine article: http://www.javamagazine.mozaicreader.com/JanFeb2017#&pageSet=36&page=0
Ethereum ROPSTEN TESTNET SealMonitor smart contract address: https://ropsten.etherscan.io/address/0x88c528f88cf70928e2d969670168a1b33b4734d6