Sunday, November 11, 2018

Coda Consensus Protocol



Coda Consensus Protocol

Coda: Decentralized cryptocurrency at scale 
Izaak Meckler1 and Evan Shapiro
O(1) Labs May 10, 2018

Abstract

 We present Coda, the first cryptocurrency protocol that remains decentralized at scale. “Scalability” refers to Coda’s ability to handle throughput of thousands of transactions per second. “Decentralization” refers to the accessibility of verifying the chain state and synchronizing as a new user. Synchronizing the chain state with Coda requires receiving less than a megabyte of data, allowing devices like smartphones to securely perform transactions independent of how long the protocol has been running or how many transactions have been performed. Transactions on Coda can also be verified independent of their complexity, allowing complex computations on its blockchain without burdening the network. Coda achieves these features without sacrificing either scaling or decentralization through the use of recursive composition of zk-SNARKs in a novel architecture that implements a decentralized ledger. The resulting consensus protocol is consistent and responsive as long as at most 1/2 of the mining power is malicious.
https://codaprotocol.com/static/coda-whitepaper-05-10-2018-0.pdf

https://github.com/CodaProtocol/coda
Coda is a new cryptocurrency protocol with a lightweight, constant sized blockchain.
Please see our developer README if you are interested in building coda from source code.
We have a Discord server! Please come by if you need help or have questions. You might also be interested in the OCaml Discord, for general OCaml help.

https://codaprotocol.com/code.html


San Francisco Blockchain Week
Published on Nov 10, 2018

Coda is the first cryptocurrency protocol with a succinct blockchain. Coda compresses the entire blockchain into a tiny snapshot the size of a few tweets. So no matter how many transactions are performed, full-node security is accessible to everyone.
San Francisco Blockchain Week: https://sfblockchainweek.io/ 

Epicenter – Blockchain Podcast‏ @epicenterbtc Jul 16

Evan Shapiro @evanashapiro & Izaak Meckler @izmeckler from @o1_labs
company using #zkSNARK technology to construct a cryptocurrency blockchain Coda, aiming to solve the blockchain size scalability issue. https://epicenter.tv/episode/243/




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