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need to create simple program which has 2 methods:

- embed small piece of data (e.g. hash from [url removed, login to view])) to bitcoin blockchain (to field OP_RETURN) (see [url removed, login to view]!searchin/bitcoinj/OP_RETURN/bitcoinj/766ZhvJjIqM/X0PCRMwyL84J)

and return id of the transaction

- and verify that certain data is present in certain transaction

example of existing solution on node.js using blockcypher library: [url removed, login to view]

need to use library [url removed, login to view]

– expected code conventions: [url removed, login to view]

- input config data should contain address of input and output wallets
- need to be able so setup amount of coins to be transferred

Compétences : Bitcoin, Java

en voir plus : use of node.js, online java coding, github node js, coding java online

Concernant l'employeur :
( 0 commentaires ) Ukraine

Nº du projet : #10372984

1 freelance fait une offre moyenne de $155 pour ce travail


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