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Questions tagged [ark]

Ark is a proposed Layer 2 protocol for Bitcoin that uses the concept of virtual UTXOs.

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3 votes
1 answer
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How does the unilateral exit process in Ark work?

It's been told here that the cost of a unilateral exit depends on the number of leaves of the shared vtxo tree, which determines the number of transactions one has to broadcast to complete the process....
altafan's user avatar
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3 votes
1 answer
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How many transactions go on-chain if a user unilaterally exits from an Ark?

In Ark, if Alice decides to unilaterally exit will this means the entire tree must be revealed? How is congestion control handled?
bordalix's user avatar
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3 votes
1 answer
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How many recipients can fit in a single Ark shared output?

It's the only boundary the taproot/MAST limitation of 128 levels of the tree, ie. 2^128?
Marco Argentieri's user avatar
1 vote
1 answer
94 views

How does collaborative exit work in Ark?

It’s not clear for me how a collaborative exit works, in particular how atomicity is achieved. I would assume the ASP will fund an on-chain transaction, paying to Alice, in return for a VTXO forfeit ...
bordalix's user avatar
  • 700