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Blockchain. A blockchain is a distributed ledger with growing lists of records (blocks) that are securely linked together via cryptographic hashes. [1][2][3][4] Each block contains a cryptographic hash of the previous block, a timestamp, and transaction data (generally represented as a Merkle tree, where data nodes are represented by leaves).
LBRY (pronounced "library") [4] is a blockchain-based file-sharing and payment network that powers decentralized platforms, primarily social networks and video platforms.In September 2020, Odysee was created, a video hosting platform created and founded by Julian Chandra, an open-source video-sharing website that uses the network, which was split into a separate company on October 1, 2021.
University of Washington Computer Science & Engineering. George Washington University Law School. Scientific career. Fields. Computer science. Digital currency. Website. unenumerated.blogspot.com. Nicholas Szabo is a computer scientist, legal scholar, [1] and cryptographer known for his research in smart contracts and digital currency.
Web3 (also known as Web 3.0[1][2][3]) is an idea for a new iteration of the World Wide Web which incorporates concepts such as decentralization, blockchain technologies, and token-based economics. [4] Some technologists and journalists have contrasted it with Web 2.0, wherein they say data and content are centralized in a small group of ...
Satoshi Nakamoto. Satoshi Nakamoto is the name used by the presumed pseudonymous [1][2][3][4] person or persons who developed Bitcoin, authored the Bitcoin white paper, and created and deployed Bitcoin's original reference implementation. [5] As part of the implementation, Nakamoto also devised the first blockchain database. [6]
In this interpretation a smart contract is any kind of computer program which uses a blockchain. A smart contract also can be regarded as a secured stored procedure, as its execution and codified effects (like the transfer of tokens between parties) cannot be manipulated without modifying the blockchain itself.
Algorand is a blockchain platform founded in 2017 by Silvio Micali, a computer scientist and professor at the Massachusetts Institute of Technology (MIT). [1][2] Algorand's test network was launched to the public in April 2019. [3] Following successful testing and refinements, the main Algorand network was officially launched in June 2019.
The blockchain-based database is a combination of traditional database and distributed database where data is transacted and recorded via Database Interface[1] (also known as Compute Interface) [2] supported by multiple-layers of blockchains. [3] The database itself is shared in the form of an encrypted /immutable ledger which makes the ...