ChainCatcher 消息，安全区块链应用标准 OpenZeppelin 发布 Solidity Contracts v5.3，核心亮点包括：新的多代币标准 ERC-6909，具有最小实现、元数据支持、供应跟踪、内容 URI 扩展；新的提案守护者角色、添加了顺序提案 ID、新的超级法定人数机制等治理器改进。

ChainCatcher 消息，安全区块链应用标准 OpenZeppelin 发布 Solidity Contracts v5.3，核心亮点包括：新的多代币标准 ERC-6909，具有最小实现、元数据支持、供应跟踪、内容 URI 扩展；新的提案守护者角色、添加了顺序提案 ID、新的超级法定人数机制等治理器改进。

OpenZeppelin 发布 Solidity Contracts v5.3

<ChainCatcher> News, the security blockchain application standard OpenZeppelin released Solidity Contracts v5.3, with core highlights including: a new multi-token standard ERC-6909, featuring minimal implementation, metadata support, supply tracking, content URI extension; new proposal guardian role, added sequential proposal ID, and governance improvements such as a new supermajority quorum mechanism.

ChainCatcher reports that OpenZeppelin has released Solidity Contracts v5.3, with key highlights including: a new multi-token standard ERC-6909, featuring minimal implementation, metadata support, supply tracking, and content URI extension; governance improvements such as a new proposal guardian role, added sequential proposal ID, and a new supermajority mechanism.

OpenZeppelin Releases Solidity Contracts v5.3

Imagine this: You've made 2 million from crypto trading and have achieved your first small life goal, preparing to diversify risks and look for some reliable investment opportunities.

Just then, your girlfriend's friend comes to you.

You met in a crypto group two years ago. At first, you were just friends, discussing market trends, projects, sharing jokes, and poking fun at the market's absurdity—gradually, the relationship became different. She would greet you morning and night, send selfies, share her inner thoughts, saying how lonely she is in Beijing, and that only you make her feel the world still has some warmth. Unknowingly, you started to develop feelings.

She is in the oil business, with assets under her name...

A story of making 200 million by speculating in cryptocurrencies but losing everything to fraud, even more exaggerated than that of Brother Daxiang

Different methods, same purpose.
Written by: TechFlow

Has MicroStrategy (Strategy) added more BTC today?
This question seems to have become an important indicator of bullish sentiment in the crypto market. In 2020, the company ignited the trend of traditional companies investing in cryptocurrencies and set a benchmark for other traditional companies to embrace crypto assets.
However, now this indicator might need to include a Solana.
The recent trend is that traditional companies are also starting to accumulate SOL through various methods.
From real estate to consumer goods and beyond...

After BTC, traditional companies increasing their holdings of SOL is becoming a popular trend

SUI Defying Trends: Value Awakening Resonating with Technology, Ecosystem, and Capital
[Technology]
On April 25, 2025, the SUI token broke through $3.39 with an astonishing 54% surge in three days, and the network's contract position volume skyrocketed to $1.1 billion, becoming the only project in the top 20 market cap tokens to break through historical resistance levels.
​​Core Data Comparison​​ (as of April 25):
[Technology]
- TVL Growth Rate: Sui network's Total Value Locked (TVL) reached $1.46 billion, with a weekly increase of 10%, far exceeding Solana (+3.2%) and AVA during the same period...

OpenZeppelin Releases Solidity Contracts v5.3

Download app to participate in rewarding events