Collar Options Smart Contract

It’s been an exciting month for Velocity, after our Demo day at International Blockchain Week in Shanghai, we’ve been contacted by so many interesting people sharing Velocity vision. Built using blockchain technology and Ethereum smart contracts, the platform aims to make derivatives trading more transparent, accessible and secure. The decentralized options platform provides support for users Read More

Introducing Pricegeth, Publishing Crypto Price Pairs Every Ethereum Block

Introducing Pricegeth, Publishing Crypto Price Pairs Every Ethereum Block Decentralized apps and smart contracts get executed on the Ethereum blockchain. Although accessible when an internet connection is available, Dapps by themselves cannot connect to internet directly and fetch information. This is a problem for the distributed ecosystem. There are a few different approaches to solving this. Read More

The return of OP_Return

Bitcoin is a digital money, meaning it’s Digital, simple. It is based on 0s and 1s, as they say. A more efficient way of showing 0 and 1s is by using their hexadecimal representation a.k.a base 16. For example this is a raw bitcoin transaction: 010000000143da276966d494155e57b4dbebee3c698c72d260c3f6983734b49af29fffd88e010000006b483045022100d826eaff805130ec55a90cb5dd261e0f7ab02c918e0f2f1748c819c83ec94fcf0220561250a05bf5c6f7a0dd6d7eab1ae0414d5d5f194a9ddf94b3733a5409f921560121037d2542baf3a0ab1b00bffa5fbe045579f40f3572a0e0227b33a4bb13e7d85d06ffffffff020100000000000000246a22237375706572626974636f696e6572207375706572626974636f696e65722e636f6d59ee4300000000001976a91477bf6e7ff62bdad5237ec8a1da91f52b1628186388ac00000000 All historical data of all Bitcoin transactions ever happened are Read More

Top Bitcoin Mobile Wallets Prove Block Confirmation Time is a Myth

The block size debate might seem unimportant to people who don’t use bitcoin on a daily basis. However, the biggest challenge in bitcoin right now is dealing with confirmation time. This is especially true during peak transaction periods. The problem starts when lots of transactions propagate the network. It is possible to use higher network Read More

A cosmik way to go…

[Here will be the detail for Cosmik game just submitted to the appstore] Read More

Miner’s deal

I’ve been working full time on Bitcoin related products for the last 2 years and every day I’m more fascinated by things I figure out, however some of them are mostly speculation and not really facts for now. My take on this graph On November 12th, 2015 between 17:17 to 19:17 EST this spike happened Read More

Blockchain Analytics will be the new black

Once upon a time I deposited some bitcoin in a darknet market … I start following the coins in the blockchain… Blockchain is this public ledger of all the transactions ever happened on Bitcoin network until right now. Dakrnet Market is a marketplace that is only accessible through TOR network. Interesting info: Darknet markets comparison Read More

BIP210 Proposal (DOA)

Considering current P2SH (multisiginature) implementation in bitcoin-core [] ,for any set of 3 public keys we have six possible 2 out of 3 multisig addresses. The order of the keys in the set has direct effect on address generation and even signing one multisignature transaction. let me show you what I mean: let’s say we have these 3 addresses Read More

A quick look at Helix by Grams

I read about Helix by Grams a week ago as the new best Bitcoin cleaner so I thought to give it a look. They call them selves as the best because it’s not just coin mixing service, but you would get clean bitcoins for your dirty ones, comparing to other coinmixing services that you would get some Read More

Feel The Ball – Bitcoin Tipping Game

[Post to be updated soon] never got the chance to write this blog, and it’s already too late for it. hopefully will write a better one for version 2. This is the support post for the game release version 1.5   UPDATE (Oct 2015): This game paid over 100 rewards. Read More

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