3D Printing Blockchain License Control
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Solution Overview
Problem
Current 3D printing technologies lack a robust system for securely managing and tracking the rights and permissions associated with printed objects, leading to potential unauthorized reproduction and lack of control over digital licenses.
Innovation Solution
A 3D printer blockchain system that generates a cryptographically verifiable ledger with blocks containing transaction records and unique identifiers, using RFID tags to secure permissions and restrict further printing of designs, ensuring secure access and tracking of digital licenses through a public and private key system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a 3D printing system allows free access to design files for printing, then printing productivity and ease of operation are improved, but security and control over digital licenses deteriorate
Solution Approach 1:
The patent introduces a blockchain-based intermediary system that mediates between design file creators and 3D printing users. The blockchain ledger acts as a trusted third party that automatically enforces licensing terms, tracks usage rights, and controls access to design files. This intermediary mechanism enables secure, automated license management without requiring constant human intervention, thus maintaining both high printing productivity and strong security control over digital licenses.
2Reliability
If the system implements robust blockchain controls and tracking mechanisms, then security and control over digital licenses are improved, but system complexity increases
Solution Approach 1:
The blockchain-based system operates autonomously through self-executing smart contracts that automatically verify licenses, track printing transactions, and enforce usage rights without requiring complex manual verification processes. The system serves itself by maintaining its own ledger, validating its own transactions, and automatically restricting access when licensing terms are violated. This self-service capability reduces the need for complex external management infrastructure while maintaining high security standards.
3Reliability
If the system restricts access to design files through blockchain verification, then unauthorized reproduction is prevented, but ease of operation and access speed deteriorate
Solution Approach 1:
The system performs preliminary blockchain verification and license validation automatically in the background before allowing design file access. Licensing terms and usage rights are pre-configured in smart contracts, so when a user requests a design file, the system has already prepared the verification logic and can quickly determine whether access should be granted. This preliminary action eliminates the need for slow, manual verification processes while maintaining strict security controls against unauthorized reproduction.
Data Source
AI summary
Described in detail herein is a blockchain license storage system. A computing system can receive instructions to fabricate a three-dimensional physical object from a mobile device. The instructions can include a design of the three-dimensional physical object. The computing system can control a printing device to fabricate the at least one three-dimensional physical object based on the design of the at least one three-dimensional physical object. The computing system can generate a license file for the design of the at least one three-dimensional physical object. The computing system can generate a cryptographically verifiable ledger represented by a sequence of blocks. One of the blocks in the sequence of blocks can store transactional records associated with the generated license.