hashlock

English

Etymology

hash +‎ lock

Pronunciation

• Rhymes: -ɒk

Noun

hashlock (plural hashlocks)

1. A Bitcoin feature that restricts the spending of an output or multiple outputs until a specified piece of data is publicly revealed.
   • 2016 January 14, Joseph Poon, Thaddeus Dryja, “The Bitcoin Lightning Network: Scalable Off-Chain Instant Payments”, in Lightning Network‎^[1]:

     By encumbering the Bitcoin transaction outputs with a hashlock and timelock, the channel counterparty will be unable to outright steal funds and Bitcoins can be exchanged without outright counterparty theft.

Further reading

• “Hashlock” in Bitcoin Wiki