Blockchain Digital Content Certification System

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Solution Overview

Problem

There is a need for reliable systems to verify the origin and integrity of digital data, particularly in the context of digital content dissemination over the internet, as fake information can lead to public distrust, economic impact, and reputational damage.

Innovation Solution

A computer system integrates with a blockchain to provide certification and verification of digital data through cryptographic algorithms, allowing consumers to independently verify the origin and integrity of content by using public and private keys, signatures, and hashes, ensuring authenticity and immutability of data transactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If digital content is distributed over the internet, then ease of dissemination is improved, but reliability and trustworthiness of content origin deteriorates

Engineering Contradiction:
Improveease of disseminationVSAvoidtrustworthiness of content origin
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent introduces a blockchain-based intermediary system that mediates between content creators and consumers. The blockchain acts as a trusted third party that records and verifies content origin and integrity without requiring direct trust between the content creator and consumer. This resolves the contradiction by enabling easy internet dissemination while maintaining reliability through the blockchain intermediary.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces traditional mechanical trust verification systems (manual authentication, centralized authorities) with cryptographic mechanisms. Digital signatures, hash functions, and blockchain consensus algorithms substitute for physical verification methods, enabling automated verification of content origin and integrity that scales with internet dissemination.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If cryptographic verification systems are implemented, then reliability of content verification is improved, but device complexity increases

Engineering Contradiction:
Improvecontent verification reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent creates a universal blockchain infrastructure that serves multiple functions: content origin verification, integrity checking, timestamping, and provenance tracking. This multi-functional system reduces overall complexity by consolidating multiple verification needs into a single platform rather than requiring separate systems for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent uses cryptographic hash functions to create simplified copies (hashes) of complex content data. Instead of verifying entire content files, the system verifies compact hash representations that are much simpler to process and store, reducing computational complexity while maintaining verification reliability.

Inventive Principle:
Principle #26Copying

3Reliability

If blockchain integration is used for content certification, then integrity verification is improved, but processing time increases

Engineering Contradiction:
Improveintegrity verificationVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary cryptographic operations at the point of content creation. Content is signed and hashed immediately when created, and the blockchain records are prepared in advance. This preliminary action eliminates the need for complex real-time verification computations, reducing processing time during content consumption while maintaining integrity verification reliability.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11803619B2Systems and methods of digital content certification and verification using cryptography and blockchain
Publication Date: 2023.10.31 NASDAQ INC
  • US11803619B2 patent drawing
  • US11803619B2 patent drawing
  • US11803619B2 patent drawing

AI summary

A verification computer system is provided that provides for content certification and verification using cryptography and a blockchain.