What are the problems and theses proposed in the field of : Data source in smart contract blockchain?

There are several theses and problems that have been proposed in the field of data source in smart contract blockchain. Some of the relevant information include:

A blockchain thesis idea is proposed that focuses on how to ensure that transactions reach the smart contract through a consensus mechanism.

Blockchain technology is proposed as a solution to enable timely access and joint use of weather information and other data sources in agriculture , when used jointly with smart contracts.

A proposed method of collecting sensor data from IoT devices and using smart contracts to register the IoT is described.

A proposed sequence diagram for dispute handling using blockchain is presented in the context of research-based data rights management.

A depiction of EPC global data sources to EPC global using blockchain-powered smart contracts is presented.

The problem of blockchain oracles and how smart contracts can use the blockchain to execute with the same information is discussed.

The use of smart contracts coded with rules and a data source module to create the blockchain in the supply chain operations is proposed.

The proposed theses and problems in the field of data source in smart contract blockchain range from using blockchain technology to enable timely access and joint use of data sources, collecting sensor data from IoT devices and registering them using smart contracts , and using smart contracts to execute with the same information.

Martin Gilje Jaatun

According to ChatGPT:

In the field of data source in smart contract blockchain, there are several problems and theses that have been proposed. Here are a few of them:

Data Reliability: One of the primary challenges is ensuring the reliability of data sources. Smart contracts often rely on external data to make decisions or execute certain actions. However, obtaining trustworthy and tamper-proof data from external sources can be difficult. This problem has led to the exploration of various decentralized oracle solutions that aim to provide reliable data feeds to smart contracts.

Data Privacy: Smart contracts typically operate on a transparent and immutable blockchain, which means that all data stored on the blockchain is visible to everyone. This raises concerns about data privacy, especially when sensitive or confidential information is involved. Researchers have proposed techniques such as zero-knowledge proofs and secure multiparty computation to address this issue and allow for privacy-preserving smart contract execution.

Data Scalability: As blockchain networks grow, the volume of data required by smart contracts also increases. This poses scalability challenges, as accessing and processing large amounts of data on-chain can be slow and resource-intensive. Various approaches have been suggested to address this problem, including off-chain data storage solutions, data sharding, and layer-two scaling solutions.

Data Integrity: Ensuring the integrity of data obtained from external sources is crucial for the security and reliability of smart contracts. Data manipulation or tampering can lead to incorrect outcomes or even financial losses. Several proposals have focused on using cryptographic techniques, such as digital signatures and merkle trees, to verify the integrity of data before it is used in smart contracts.

Data Availability: In decentralized blockchain networks, data availability can be a challenge. If the data source is offline or inaccessible, it can hinder the execution of smart contracts that rely on that data. Researchers have explored techniques like data replication and incentivization mechanisms to ensure the availability of required data in a decentralized and fault-tolerant manner.

Data Interoperability: Interoperability between different blockchains and external data sources is another area of concern. Smart contracts may need to interact with data from multiple sources or across different blockchain networks. Achieving seamless data interoperability requires standardization efforts, cross-chain communication protocols, and interoperability frameworks.

These are some of the key problems and theses that have been proposed in the field of data source in smart contract blockchain. Researchers and developers are continuously working on addressing these challenges to enable the widespread adoption of blockchain technology in various industries.

Ajit Singh

https://www.hindawi.com/journals/acisc/2022/8011525/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9654409/

Several proposals exist that involve using smart contracts to collect and process data from IoT devices. One proposal outlined in a paper by Hang and Kim involves a blockchain platform for securing IoT sensing data integrity . The platform provides smart contracts for registering sensors and collecting data from them . The proposed solution aims to automate the process of collecting and verifying IoT sensing data, ultimately improving the overall quality and accuracy of the data.

Another proposal involves using smart contracts to automate agriculture data processing , as outlined in a paper by an unknown author. The proposal uses smart contracts to process and automate data collected by agricultural sensors . This allows for improved accuracy and quality of the data, as well as increased efficiency in data processing and analysis.

In both proposals, the use of smart contracts enables automation and efficiency in collecting and processing data from IoT devices. By using smart contracts for these processes, the need for intermediaries and manual verification is reduced, resulting in improved accuracy and efficiency.

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