Artwork DID Documents for SSI-Based Ownership Verification

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Solution Overview

Problem

Conventional methods struggle to appropriately manage digital artwork using Self-Sovereign Identity (SSI) systems.

Innovation Solution

An artwork managing method and system that utilizes decentralized identity (DID) documents and verifiable credentials (VCs) to identify and authenticate digital artwork and user requests, integrating with a blockchain network for secure management and tracking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional methods are used to manage digital artwork, then existing management systems can be used, but artwork cannot be appropriately managed by SSI

Engineering Contradiction:
ImproveSSI compatibilityVSAvoidartwork management appropriateness
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces DID documents as an intermediary mechanism that bridges conventional artwork management with SSI principles. The DID document serves as a mediator between the artwork metadata and the decentralized identity system, enabling SSI-compatible management while maintaining artwork information integrity. This resolves the contradiction by providing a translation layer that makes existing artwork management systems SSI-compatible without sacrificing management appropriateness.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent makes the DID document universal by designing it to serve multiple functions: storing artwork metadata, establishing ownership relationships, enabling usage requests, and facilitating verification. This multi-functionality allows a single document structure to handle various artwork management tasks while being inherently SSI-compatible, thus improving both adaptability and management appropriateness simultaneously.

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

2Adaptability or versatility

If DID documents are generated for artwork usage requests, then artwork management by SSI is enabled, but system complexity increases

Engineering Contradiction:
ImproveSSI management capabilityVSAvoidsystem structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the artwork management function into distinct modular components: DID document generation, usage request processing, verification, and metadata storage. Each component handles a specific aspect of SSI-based management independently, making the overall system more manageable despite the increased functionality. This segmentation reduces the perceived complexity by organizing operations into clear, separate modules rather than a monolithic structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses DID documents as cryptographic copies that contain all necessary artwork metadata and ownership information in a self-contained format. Instead of maintaining complex centralized databases and multiple verification systems, the system relies on these self-sufficient document copies that can be independently verified. This copying approach simplifies the system architecture by eliminating the need for complex centralized management infrastructure while enabling SSI capabilities.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12585827B2Artwork managing method, computer, and program
Publication Date: 2026.03.24 WACOM CO LTD
  • US12585827B2 patent drawing
  • US12585827B2 patent drawing
  • US12585827B2 patent drawing

AI summary

An artwork managing method performed by a computer is provided. The computer receives a request for usage of first artwork, and generates a first decentralized identify (DID) document as a DID document including a first DID, which is a DID for identifying the first artwork, and including a second DID, which is a DID for identifying a first user requesting the usage of the first artwork. Also provided is a non-transitory program for causing the computer to perform the artwork management method. The method, computer, and program allow for robust management of information related to artwork using self-sovereign identify (SSI).