Foresight News 消息，区块链基础设施 Espresso 基金会发文表示，其长期运行的 Decaf 测试网于 4 月 25 日成功升级为无需许可的 HotShot 权益证明（PoS）共识，由 Espresso Systems 和 22 个节点运营商共同完成。本次升级是迈向主网 1.0 的关键一步，预计年内上线。此外，官方表示，在即将过渡到主网 1.0 的同时还将推出 Espresso 网络的原生代币 ESP。该代币将为网络的经济安全模型和治理系统提供动力，并向新节点运营商开放测试网质押。
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