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Helium 为何要放弃构建自己的区块链转投 Solana?
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原文标题:《HIP 70: Helium Core Team Proposes to Migrate to Solana》 作者:Helium Foundation 编译:Jordan,PANews 8月底,曾获得3.65亿美元投资的去中心化无线通信网络Helium发布了一条重磅消息:将放弃构建自己的定制区块链网络并迁移到Solana。 根据拟议的HIP 70提案,Helium核心开发者希望将覆盖证明(“PoC”)和Data Transfer Accounting转移到预言机(Oracles),这样不仅可以大幅简化现有系统架构并提升运营效率,而且还能使用可组合性更高的Solana开发者工具、功能和应用,最终实现更大的规模经济效应。 值得注意的是,自从HIP 51、52和53获得批准以来,Helium基金会、以及Helium网络背后的开发公司Nova Labs已经投入了好几个月时间来设计、制定HIP 70提案,不出意外的话,全社区投票将会于9月12日启动并于9月18日敲定最终结果。本文将重点分析为什么核心开发人员建议使用Solana作为Layer 1来支持 Helium 网络,以及此项变化会如何影响整个生态系统。 内容概述1、将覆盖证明(Proof-of Coverage)迁移到Oracle; 2、将数据传输记账(Data Transfer Accounting)迁移到Oracle; 3、将Helium网络迁移到Solana区块链,包括代币、治理、以及为人HNT、DC、IOT 和 MOBILE构建的全部生态经济,迁移到Solana区块链后,6.85%的HNT代币将会被返还到权益池“反哺”subDAO的热点所有者(Hotpot Owner)。 Helium核心开发者为何要推动HIP 70提案?尽管加密投资人Liron Shapira曾发文抨击Helium网络月收入仅为6500美元,单矿机每月收入只有20美元,但不可否认的是,在物联网加速发展的大背景下,Helium网络的确实现了惊人的增长,迄今已在全球范围内部署了将近100万个热点。不仅如此,由于物联网用例不断扩大(比如监测食品储藏室温度、使用无人机追踪农作物生长等),每天都有越来越多人使用Helium网络并将自己的设备和传感器数据连接到互联网,因此Helium链上数据传输量也在不断增长。 为了扩展网络,Helium核心开发人员和社区成员耗费了大量时间来支撑当前网络的快速增长,并且把重心放在了两个关键领域: 1、可靠的覆盖范围证明(“PoC”)活动(按比例和公平的奖励分配); 2、可靠的数据传输活动(确保记账一致性) 实际上,由于受到网络规模和区块链/验证器负载影响,过去几个月Helium用户的覆盖证明活动大幅减少。另一方面,Helium链上数据流管理和复杂的后续记账机制,也导致数据包传输出现问题。由于链上协议、用户和用例都在增长,上述问题必须要解决,Helium急需一个能够满足网络处理速度、可靠性和可扩展性要求的Layer 1以支持链上交易和结算,HIP 70提案也因此应运而生。 Oracle迁移:覆盖证明和数据传输事实上,在链上处理某些特定交易其实并不必要(包括处理覆盖证明和数据传输记账),但在现行的Helium当前架构下,这些交易均会在区块链上完成,继而引发较为严重的数据瓶颈,比如添加设备速度过慢、数据包通信延迟、网络负载膨胀、处理时间过慢等。HIP 70提案希望将覆盖证明和数据传输流程转移到Oracle上,不仅能够解决这些问题,同时Helium原生网络的稳定性也将进一步提升。 1、将覆盖证明迁移到Oracle将覆盖证明迁移到Oracle可以支持更多信标活动(beacon activity)和见证活动(witness activity),通过使用更传统的大数据管道,可以链上区块创建和处理之外传输收据并提供相关奖励,这意味着交易“收据”处理流程会进一步简化。我们知道,现阶段Helium覆盖证明中有三个角色,分别是: 挑战者(Challenger) 挑战者是由系统选出通过向附近其他热点发出指令来验证其覆盖真实性,大约每300个区块(约5小时)可以发起一次,只要发起挑战就可以获得相应的HNT奖励。 被挑战者(Transmitter,有时也被称为Challengee): 被挑战的热点(即覆盖证明问询的热点)接收到挑战信息后,会基于挑战的信息,发起一次无差别的无线电信标(RF Beacon),周围接收到信标的热点作为见证人,可以将信息回传至Helium网络以进行验证。每次挑战都需要具备有效见证,被挑战者才能获得对应的奖励。赚取的奖励取决于它直接参与覆盖证明活动的频率。 见证人 (Witness): 接收到信标的热点即成为见证人,会将挑战的信息回传至Helium网络。见证人是监控和报告其他热点覆盖证明活动,获得热点奖励的具体数量取决于它们见证了多少活动以及覆盖证明者的奖励比例。
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