<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Modular-Blockchain on PlumePHP</title><link>https://plumephp.com/tags/modular-blockchain/</link><description>Recent content in Modular-Blockchain on PlumePHP</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Wed, 30 Sep 2026 12:00:00 +0800</lastBuildDate><atom:link href="https://plumephp.com/tags/modular-blockchain/index.xml" rel="self" type="application/rss+xml"/><item><title>数据可用性（DA）：Celestia、Blob 与模块化区块链</title><link>https://plumephp.com/blockchain-data-availability/</link><pubDate>Wed, 30 Sep 2026 12:00:00 +0800</pubDate><guid>https://plumephp.com/blockchain-data-availability/</guid><description>&lt;p&gt;一条链「安全」不仅指交易被正确执行，还要求&lt;strong&gt;所有数据都能被任何人读取重建&lt;/strong&gt;。如果执行结果只有少数节点知道，轻节点无法验证、用户无法提款、挑战者无法作证——链就「可用性」上崩塌了。这就是数据可用性（Data Availability, DA）问题的本质。&lt;/p&gt;</description></item></channel></rss>