{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"The main characteristics of blockchain are as follows:\n\n1. Decentralization: Blockchain technology operates without a central authority or middlemen, which means that transactions are processed directly between parties without the need for intermediaries.\n\n2. Immutability: Once a block is added to the blockchain, it cannot be altered or deleted. This ensures that the recorded data is permanent and cannot be tampered with.\n\n3. Transparency: Blockchain is a public ledger that allows anyone to view the transactions recorded within it. This promotes transparency and accountability in the system.\n\n4. Security: Blockchain uses cryptography to secure the network and protect sensitive information. Each block contains a cryptographic hash of the previous block, creating a chain of blocks that is difficult to tamper with.\n\n5. Autonomy: Blockchain technology is autonomous, meaning that it operates independently of any government, institution, or individual. This allows for decentralized control","a":"The main features of blockchain include decentralization, distributed data storage, encryption algorithms, and smart contracts. Decentralization means that there is no single central node, which improves the security and stability of the system; distributed data storage achieves data sharing and synchronization by spreading data across  multiple nodes; encryption algorithms ensure the security and privacy of data; and smart contracts allow for automated and conditional transactions on the blockchain. These features together form the core advantages of blockchain technology, enabling its widespread application in fields such as finance, supply chain, and IoT."}]}],"pr":"928a881c35d30fa06028806167b663b68c3173503dacd2af650e7a026fbcd9df"}