В Биткоине, яйцо появилось до цыпленка. И в Биткоине выходы всегда появляются перед входами. Логика inputs-referencing-outputs представляет собой классическую ситуацию «курица или яйцо»: входы производят выходы, а выходы позволяют создавать входы.
Corrupt miners, on the other hand, don’t broadcast solutions to the rest of the network. A correct answer to a puzzle has to be broadcasted’ to other miners and can only be accepted if all transactions in a block are valid according to the existing record on a blockchain.
Gains derived from the sale of a property in Singapore as it is a capital gain. Profits or losses derived from the buying and selling of shares or other financial instruments (including digital tokens) are generally viewed as personal investments. Payouts from insurance policies as they are capital receipts.
Фактически, это выходы, которые хранят «монеты» (обратите внимание на поле Value выше). Вы можете прочитать подробнее о нем здесь. Средства блокируются особым пазлом, которая хранится в ScriptPubKey . Внутри Bitcoin
использует скриптовый язык Script , который используется для определения логики блокировки и разблокировки выходов. Язык довольно примитивен (это делается намеренно, чтобы избежать возможных взломов), но мы не будем обсуждать его подробно.
StraitsX is a Major Payment Institution licensed by the Monetary Authority of Singapore (MAS). We enable fast and safe access to digital assets markets and decentralised finance applications through StraitsX APIs and stablecoins for individuals and businesses. StraitsX stablecoins XSGD & XIDR are pegged to the SGD & IDR and run on Ethereum, Polygon & Zilliqa blockchains.
Whoever has the most hashing power/computing power is likely to add blocks to a chain much faster, resulting in the longest blockchain which would end up being seen as the most legitimate. Blockchain is programmed in such a way that it always follows the longest chain, which is always perceived as the legitimate blockchain.
The Singapore dollar-denominated stablecoin (XSGD), launched in October 2020, has gained rapid adoption, boasting SGD 4.8 billion in on-chain transactions and becoming one of the largest non-USD stablecoins by market capital today. The Indonesian Rupiah-denominated stablecoin (XIDR), launched in November 2021, has also gained significant traction, cryptocurrency joining XSGD among the largest Southeast Asian stablecoins.
Для начала ScriptPubKey будет хранить произвольную строку (пользовательский адрес кошелька). Поскольку у нас нет адресов, пока что мы будем избегать всей связанной с сценариями логики.
ASIC mining companies have enhanced their mining hardware making them extremely powerful, to the concern of most developers. There have been growing concerns in the recent past over the amount of power that mining hardware companies have accrued in the business.
A Layer 2 solution, Polygon runs decentralized applications (dApps) built for Ethereum, enabling developers to quickly scale dApps to run on faster, more efficient infrastructure and accelerate access to Web3, decentralized finance (DeFi) and NFT markets. Polygon becomes StraitsX's third officially supported blockchain, after Ethereum and Zilliqa. XSGD & XIDR (Polygon) feature fast and efficient transactions, BNB significantly more cost-effective than on the Ethereum network.
We're delighted to welcome StraitsX to the Polygon ecosystem and recognize the immense utility they'll bring -- particularly within Polygon's expanding DeFi ecosystem. Hamzah Khan, Head of DeFi and Labs at Polygon, said: "StraitsX's stablecoins are some of the most-utilized in the cryptocurrency space, particularly outside the U.S. We look forward to providing the infrastructure that allows the project to flourish in the coming months and years."
51% attacks on Bitcoin
blockchain are rare because an attacker would need computing power or hashing power superseding that of millions of miners all over the world. To be able to initiate such an attack one would need to spend an enormous amount of money to acquire mining hardware capable of competing with the rest of the network.
One, which is the original blockchain followed by legitimate miners and bitcoin
a second block chain used entirely by a corrupt miner who is not broadcasting results of a puzzle to the original network. What this practice does is that it always results in the formation of two versions of a blockchain.