Dynamic Digital Identity Chaining for Tamper-Proof Event Histories

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Solution Overview

Problem

Existing digital identity systems lack tamper-proofness, allow duplication or creation of fake identities, and depend on centralized authorities, making them vulnerable to attacks and resource-intensive, while failing to provide secure, scalable, and decentralized identity management.

Innovation Solution

A method and system utilizing an Identity Chaining Machine, an infinite state machine, to generate dynamic digital identities through cryptographic hashing of entity attributes and events, ensuring uniqueness, provable association, non-deniability, self-sovereignty, and decentralization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a single unique string is generated and bound to a list of attributes to represent digital identity, then identity uniqueness is achieved, but the system becomes vulnerable to tampering and lacks provable association

Engineering Contradiction:
Improveidentity uniquenessVSAvoidtampering vulnerability
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies preliminary action by pre-computing and storing cryptographic hashes of identity attributes in a distributed ledger before any identity verification occurs. This creates an immutable reference framework that prevents later tampering, as any modification to attributes would result in a mismatch with the pre-stored hash values, thus resolving the contradiction between uniqueness and tampering vulnerability

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces cryptographic hash functions and distributed ledger technology as intermediaries between the identity attributes and the unique identifier. These intermediaries create a provable association through mathematical hashing, where the hash of attributes uniquely determines the identity string, making tampering detectable and thus resolving the contradiction between uniqueness and security

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If digital identity systems use centralized authorities for authentication and management, then identity verification is simplified, but the system becomes resource-intensive and vulnerable to attacks

Engineering Contradiction:
Improveauthentication simplicityVSAvoidcomputational resources
Core Design Contradiction:
Ease of operationVSQuantity of substance

Solution Approach 1:

The patent implements self-service by enabling entities to autonomously generate and manage their own digital identities using cryptographic key pairs. Each entity independently creates their identity credentials and verifies their own attributes against the distributed ledger without requiring centralized authentication, thus reducing computational resource consumption while maintaining verification simplicity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent segments the centralized identity management function into distributed nodes across a blockchain network. Instead of one centralized authority handling all authentication, the verification workload is distributed across multiple nodes that collectively maintain the ledger, reducing the resource burden on any single entity while preserving authentication simplicity through consensus mechanisms

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If authentication processes verify each attribute in the identity separately, then identity accuracy is ensured, but the process becomes extremely slow and lengthy

Engineering Contradiction:
Improveidentity verification accuracyVSAvoidauthentication speed
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent merges multiple individual attribute verifications into a single cryptographic hash verification operation. Instead of checking each attribute separately against the ledger, the system computes a hash of all attributes combined and compares it with the stored hash, maintaining verification accuracy through the properties of cryptographic hashing while dramatically improving authentication speed by reducing the number of operations required

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If digital identity systems allow evolution and addition of new attributes over time, then identity adaptability is improved, but the size of the ordered list increases making management extremely difficult

Engineering Contradiction:
Improveidentity evolution capabilityVSAvoididentity management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by designing the identity system to dynamically adapt to changing attributes without requiring structural changes. New attributes can be added to the identity record, and the cryptographic hash function automatically incorporates them into the identity verification process, allowing identity evolution while maintaining constant management complexity through the stateless nature of hash-based verification

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12452086B2System and method for establishing dynamic digital identity
Publication Date: 2025.10.21 FORTYTWO42 LABS LLP
  • US12452086B2 patent drawing
  • US12452086B2 patent drawing
  • US12452086B2 patent drawing

AI summary

The present invention provide a method and system related to e-security, digital ecosystem more particularly the present invention provides a method and system for Establishing Dynamic Digital Identity. The system and method thereof of present invention creates and maintains events and authenticity of the event, captures at least one ordered set of a plurality of attributes resultant of at least one set of events an entity goes through and store and communicate said attributes data, event data respective to said entity, stores and maintains records of present dynamic digital identity of the each entity, executes at least one transition function to generate hash value of the attribute data and event data by processing the attribute data and event data through at least one cryptographic hash function, process the present dynamic digital identity and the latest determined hash value to generate new dynamic digital identity of the entity.