https://ark-protocol.org/index.htmlArk is a layer 2 protocol for making off-chain bitcoin transactions. Originally published as TBDXXX by Burak on the bitcoin-dev mailing list, it has since been named Ark and the protocol design has advanced significantly. The goal of Ark is to enable bitcoin transactions at very low cost without requiring extensive setup (like opening and funding channels). The Ark model closely resembles bitcoin’s UTXO model. There are currently two implementations of the Ark protocol in development:Hugoen-usCC0: This work has been marked as dedicated to the public domain.https://ark-protocol.org/intro/index.htmlMon, 01 Jan 0001 00:00:00 +0000https://ark-protocol.org/intro/index.htmlIn this technical introduction to Ark, we will outline one by one the basic concepts that make up the Ark protocol. On the homepage, you can find a high-level overview of Ark’s functionality and interactions, but in here we will try to go a little more in-depth on the technical details of how these concepts actually work. A quick outline of the different aspects: What are VTXOs? How do connectors work? Out-of-Round payments (Arkoor) Covenant-less Ark (clArk)