Bitcoin Lightning Network Testnet Achieves First Multi-Hop Payment
The Lightning Network testnet records its first successful multi-hop payment, proving that payments can route through multiple channels. This was a major step toward scalability.
On February 7, 2018, developers achieved the first successful multi-hop payment on the Bitcoin Lightning Network testnet. Unlike a direct payment between two connected nodes, a multi-hop transaction is routed across several intermediary channels, demonstrating that Lightning could function as a true payment network rather than a collection of bilateral connections.
For Bitcoin, this was a critical proof-of-concept moment. The ability to route payments across multiple channels validated the Lightning Network’s design, showing that liquidity could be aggregated and payments could traverse the network in a decentralized, trust-minimized fashion. Without multi-hop capability, Lightning would have been limited to niche use cases; with it, Bitcoin gained the prospect of scaling to handle millions of small transactions quickly and cheaply.
The milestone also energized the developer community and investors, who had been closely watching Lightning’s progress as a solution to Bitcoin’s scalability challenges.Although still confined to testnet conditions, the success laid the groundwork for mainnet experiments that would begin rolling out later in 2018, setting the stage for Lightning’s gradual adoption as Bitcoin’s most significant layer-two solution.