Polkadot Weekly: Substrate 3.0 is released, Parachain crowd lending function is added



Dr. Gavin Wood was selected as one of the 100 crypto celebrities in Cointelegraph. Gavin Wood has been a household name in the crypto field for many years and will continue to leave an important footprint in the blockchain world. His outstanding achievements include co-founding Ethereum and the famous Polkadot protocol. https://cointelegraph.com/top-people-in-crypto-and-blockchain/gavin-wood

World of Coins-Polkadot Weekly: Substrate 3.0 is released, parachain crowd lending function is added

Polkadot v0.8.28-1 has been released. The priority of this upgrade is a medium upgrade, and it fixes the bug that “I’m Online” transactions are stuck. https://github.com/paritytech/polkadot/releases/tag/v0.8.28-1

The Polkadot JS extension is now version 0.37, and the most notable update is the support of Ledger! https://github.com/polkadot-js/extension/releases/tag/v0.37.1

The Web3 Foundation is looking for external contributors to evaluate some grant delivery milestones as part of the   Open Grants program  . Successful merger and evaluation will receive 5 KSM. https://github.com/w3f/Grant-Milestone-Delivery/#ballot_box_with_check-external-evaluation

Robert, the co-founder of Polkadot, tweeted and introduced the parachain implementation guide, which is the main software architecture document for parachain. Everything implemented is in the guide for the first time. It provides a quick test platform for the ideas of researchers and developers, and lays the foundation for further client implementation. PolkaWorld has also translated part of the content and shared it with everyone. Welcome to see how the “Parallel chain” solution came into being? 》

World of Coins-Polkadot Weekly: Substrate 3.0 is released, parachain crowd lending function is added

Polychain  released a Polkadot Tx parser, which is a tool for multi-signature users to verify the Tx content they are signing. View details: https://blog.polychainlabs.com/polkadot/2021/02/09/polychains-approach-to-polkadot-account-security.html

Polkadot Council

There is a discussion on how to resolve the inactive board members of Polkadot and Kusama. https://kusama.polkassembly.io/post/486#1d2d8f61-82e9-4442-ba23-f6d39b77f0d5

The Polka Council passed the 60th motion of PolkaStats. To fund the ongoing costs of the platform. https://polkadot.polkassembly.io/motion/60

Motion No. 61 proposed by SCS is being voted to develop the milestone 8.2-Single Worker Block Production of SubstraTEE scalability. https://polkadot.polkassembly.io/motion/61

Motion 62, which upgrades Polkadot runtime to v28, is voting. Some interesting changes in this upgrade include slash penalties for treasury tips, people who vote for the first time can participate in council governance for free, account changes for parachains that modify the validator’s session key, and so on. https://polkadot.polkassembly.io/motion/62

PolkaWorld proposed a proposal to develop a Polkadot Chinese community website. The proposal aims to develop a website to help Polkadot and ecological projects publish more content, thereby building a stronger Polkadot Chinese community. See details: https://polkadot.polkassembly.io/post/299

Interlay, the team behind PolkaBTC, released a proposal for a Beta testnet. Given the nature of the project that they do not have local tokens, they are trying to motivate users to participate by applying for DOT tokens. https://polkadot.polkassembly.io/post/302

@Figment_io released a proposal to apply for DOT tokens. Through its platforms Figment Learn and DataHub, as incentives to promote the development of the Polkadot developer ecosystem, all DOTs applied for will be distributed to developers as rewards. https://polkadot.polkassembly.io/post/303 


Kusama v0.8.28-1 has been released. The priority of this upgrade is a medium upgrade, and it fixes the bug of “我在线 I’m Online” transaction being stuck. https://github.com/paritytech/polkadot/releases/tag/v0.8.28-1

Kusama’s No. 101 referendum is now voting, but there is currently no information about this bill, which is currently in a state of failure. https://kusama.polkassembly.io/referendum/101

The Kusama Council passed Motion No. 270. The proposal was put forward by Rotki, aiming to continue to integrate Kusama into their investment tracker, enabling historical query, staking and rewards. https://kusama.polkassembly.io/motion/270

OnFinality released a report introducing their new milestone, and they added statistics and analysis on their platform for each dapp. For global statistics of the platform, please visit https://status.onfinality.io. Report query: https://kusama.polkassembly.io/motion/259#34ad0a96-ca99-4e57-9e85-f7666bdb5a07


Parachain test network Rococo has been restarted. If you are running a parachain, the preparation steps for migration are in the Rococo room. https://app.element.io/#/room/#rococo:matrix.parity.io

 If you want to submit a parachain proposal:

  • Please make sure you are ready to update in your terminal. The Rococo V1 branch has not been updated, but it will be updated soon;
  • The node needs to be updated;
  • If you previously applied for ROC in Rococo’s element chat room, or filled out the parachain registration form, we will send it to you after the chain restarts;
  • You will need to run at least 2 validator nodes and 1 collator node;
  • Before submitting a proposal, please make sure that your chain configuration has been tested locally;
  • Parachain proposals need to be resubmitted through Rococo extrinsics in Polkadot JS.


Crowdloan function has been added to Polkadot JS Apps. https://github.com/polkadot-js/apps/pull/4613

Substrate 3.0 has been released and supports FRAME2! https://github.com/paritytech/substrate/releases/tag/v3.0.0

Aventus announced the SS58 prefix 65. https://github.com/paritytech/substrate/pull/8050

Ares got the SS58 prefix 34. https://github.com/paritytech/substrate/pull/8061

Crust got SS58 prefix 66. https://github.com/paritytech/substrate/pull/8064

Did you know that you can share your custom types in Polkadot JS Apps UI with others through a simple URL? To do this, go to Developer → Developer → Share to create your custom link!

You can now create polls for multiple options in Polkassembly. There is also a search function. https://github.com/paritytech/polkassembly/pull/110

PolkaWorld progress this week

PolkaWorld invited 9 Polkadot ecological builders to reply to community questions, the comparison of Polkadot and Ethereum transaction volume, and whether Polkadot is profiting from Ethereum’s DeFi ecosystem. For details, see “How far is Polkadot’s transaction volume compared to Ethereum? Will Polkadot benefit from Ethereum DeFi? |Community Discussion 2》

Intercept and translate part of the  Parachain Software Architecture Document” published by the Web3 Foundation . Students who are interested can view the original document to read and understand it further. https://w3f.github.io/parachain-implementers-guide/index.html

PolkaWorld has summarized Polkadot’s latest and most complete learning materials for Polkadot fans. If you are just getting to know Polkadot’s adorable new ones, you can make up lessons during the Spring Festival holiday. Also welcome to forward this article to the people at home, and any friends who are interested in Polkadot. On the occasion of the Chinese New Year in the Year of the Ox, PolkaWorld wishes everyone in the community prosperous, good luck, and arrogance!

Source: Polkaworld


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