Polkadot Chronology: A brief history of Polkadot

Polkadot has been developing rapidly recently and has been very popular. However, Rome was not built in a day, and Polkadot is no exception. It has developed step by step to where it is today. Here we have compiled a timeline of major events in the development of Polkadot, hoping to help everyone better understand the development history of Polkadot.

October 2016 · Published white paper

The first draft of the Polkadot white paper was released.

2017 Web3 Foundation established

Gavin Wood and Peter Czaban of Parity co-founded the Web3 Foundation. The Web3 Foundation is a non-profit organization that aims to support research and development of Polkadot and the Web3.0 ecosystem.

October 2017 · First DOT sale

Polkadot’s DOT token was sold for the first time, selling 50% of the initial 10 million DOT (Old) and raising $145 million.

October 2018 : Substrate debuts

At the 2018 Web3 Summit, Dr. Gavin Wood used the Substrate blockchain development framework to write a new blockchain in 15 minutes. Substrate is a modular blockchain development framework extracted from the development process of Polkadot.

January 2019 Alexander testnet launched

Polkadot launched its first testnet - Alexander testnet.

August 2019 Kusama network launched

Kusama is an early, unaudited version of Polkadot, known as Polkadot’s “canary” network, which aims to test governance, staking, sharding and other functions for Polkadot in a real economic environment.

May 27 , 2020 Polkadot mainnet candidate chain is launched

The launch of Polkadot’s first mainnet candidate chain marks the beginning of Polkadot’s phased launch process. This version of Polkadot is a PoA (Proof of Authority) network managed by 6 Web3 Foundation validators.

June 18, 2020 · Polkadot switches to NPoS

June 18, 2020 - The Polkadot network switches to the NPoS nominated proof-of-stake mechanism, which is also the second phase of the Polkadot mainnet launch. DOT holders can apply for validator seats and unlock staking rewards.

July 2020 : Polkadot governance begins

Polkadot has launched its governance function, and control of the Polkadot network has officially been handed over to the community.

August 18, 2020 · Enable DOT transfer function

Polkadot has enabled the DOT token transfer function.

August 21, 2020 · DOT split 100 times

Polkadot has changed the denomination of DOT from 10 million to 1 billion, the denomination of each DOT has become 1/100 of the original, and the number of DOTs in each account has become 100 times the original. This DOT denomination change was decided by the Polkadot community vote, and it was also the first on-chain vote of the Polkadot network.

September 2020 · Substrate 2.0 released

Substrate 2.0 version was released, adding more than 70 composable modules and off-chain workers.

The Polkadot network is already running stably. What everyone is most looking forward to at the moment should be the core functions such as XCMP cross-chain messaging and parallel chains. PolkaWorld will also continue to pay attention and follow up.

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