Here is a brief summary of Sia and its history with the Blak...

原始 JSON

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  "content": "Here is a brief summary of Sia and its history with the Blake2b hashing algorithm.\n\n### 🤖 What Sia Does\n\nSia is a **decentralized cloud storage platform** that uses blockchain technology to create a marketplace for data storage . You can think of it as a peer-to-peer alternative to services like Amazon S3 or Google Cloud, where users rent out their unused hard drive space to others and earn Siacoin (SC) in return .\n\n**How it works:**\n\n*   Your files are **encrypted on your own device** before they are uploaded .\n*   The encrypted data is **split into many pieces** using erasure coding and distributed across multiple independent storage providers around the world .\n*   This ensures no single provider can read your files, and your data remains available even if some providers go offline .\n*   Storage contracts and payments are enforced by the **Sia blockchain**, which uses a Proof-of-Work consensus mechanism .\n\n### 📜 Brief History of the Blake2b Fork\n\nThe history of Sia's adoption of the Blake2b hash function for its Proof-of-Work is a story of community defense against ASIC monopolization .\n\n*   **The ASIC Arms Race**: The Sia network initially used the **Blake2b** hashing algorithm . In 2017, the Sia team announced **Obelisk**, a community-funded project to create ASIC miners specifically for the network .\n*   **External Threats**: Before Obelisk could deliver, **Bitmain** and **Innosilicon** secretly developed and released their own more powerful Sia ASIC miners, threatening to dominate the network's hashrate and undermine the community's investment .\n*   **The Fork Decision**: To protect the network from this centralization, the Sia core developers decided to **reset the Proof-of-Work algorithm** in a hard fork on **October 31, 2018** . This software upgrade effectively \"bricked\" the Bitmain and Innosilicon machines, making them obsolete on the Sia network, while allowing the new Obelisk miners to continue operating . The hard fork was controversial but was seen as a necessary step to maintain the network's decentralization and protect the community's interests .",
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