Latest smart contract News

Digital currency physical silver bitcoin coin
Business 23 May 2022

BUX: The Swiss Army knife for BSV app development

BUX is a set of tools with a generic indexing service that devs can use to index their specific types of transactions without writing their service and running a fully verifying blockchain node.

Silver bitcoins on circuit board.
Tech 17 May 2022

Ring signatures in Bitcoin: Run Monero on Bitcoin

A ring signature is a digital signature that allows a message to be signed by a member of a group, or a ring. It proves that someone in the ring signs, but there is no way to tell who the signer is.

Golden Bitcoin Cryptocurrency.
Tech 1 May 2022

Zero-knowledge puzzles

sCrypt generalizes the proof of knowledge of a private key using zero-knowledge proof techniques, constructing arbitrary complex puzzles, called zero-knowledge puzzles, as spending conditions.

Two business men on a laptop screen passing out a baton
Tech 24 April 2022

Delegation in Bitcoin: Part 3

Crypt generalizes the "Script level" delegation to delegate to any script/smart contract instead of a public key. This allows users to authorize arbitrary smart contract to spend one's bitcoin.

Bitcoin
Tech 15 April 2022

Graftroot on Bitcoin today: No fork needed

sCrypt demonstrated how to implement Taproot on the original Bitcoin using a contractless contract and shows that its follow-up proposal, Graftroot, can be implemented in a similar fashion.

Close up view of arranged golden bitcoins on computer motherboard
Tech 12 April 2022

Contractless contract

sCrypt has developed a technique called "contractless contract" to faithfully execute any smart contract in a regular payment (P2PKH) transaction.

Bitcoin on circuit board
Tech 11 April 2022

Taproot on Bitcoin: Contractless Contract + MAST

In this article, sCrypt showed how to implement Taproot using the original Bitcoin protocol without any changes, by combining contractless contract and Merklized Alternative Script Tree (MAST).

Bitcoin and money
Tech 10 April 2022

Zero-overhead private timestamping in Bitcoin

Bitcoin has a lot of potential uses far beyond payments, and each block has a cryptographically secured timestamp which can be particularly useful for time-sensitive data.

Private & public keys made of circuits
Tech 6 April 2022

Pay to decrypt

sCrypt designed a smart contract called “Pay to Decrypt” that makes the exchange atomic and trustless, ensuring only a correct plaintext can redeem the locked fund.

Digital currency, formulas, and symbols
Tech 5 April 2022

Elliptic curve arithmetic in Script

sCrypt has implemented elliptic curve arithmetic in Script, where they compute it directly compared to the previous implementation where they conducted the computation off chain.

Delegation-in-Bitcoin-Part-2-min
Tech 4 April 2022

Delegation in Bitcoin: Part 2

In the second part of this two-part piece, sCrypt introduces a universal yet straightforward delegation mechanism, an alternative to the script-level delegation they have developed.

[id^="_form"]
[id^="_form"]
[id$="_submit"]
[id$="_submit"]
[^;]
[^;]
[?&]
[?&]
[^&#]
[^&#]
[(d+)]
[(d+)]
[elem.name]
[elem.name]
[+_a-z0-9-'&=]
[+_a-z0-9-'&=]
[+_a-z0-9-']
[+_a-z0-9-']
[a-z0-9-]
[a-z0-9-]
[a-z]
[a-z]
[el.name]
[el.name]
[id^="_form"]
[id^="_form"]
[id$="_submit"]
[id$="_submit"]
[^;]
[^;]
[?&]
[?&]
[^&#]
[^&#]
[(d+)]
[(d+)]
[elem.name]
[elem.name]
[+_a-z0-9-'&=]
[+_a-z0-9-'&=]
[+_a-z0-9-']
[+_a-z0-9-']
[a-z0-9-]
[a-z0-9-]
[a-z]
[a-z]
[el.name]
[el.name]