SRSteve Ruben
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U.S. PATENT · GRANTED MAY 2025
● UNITED STATES PATENT
12,306,970 B2

Authenticating data for storage using a data storage system and distributed electronic ledger system.

View on USPTO Read the abstract
PATENT METADATA
Patent No.12,306,970 B2
StatusGranted · Active
FiledNovember 25, 2020
PublishedMay 27, 2021
GrantedMay 27, 2025
InventorSteve Ruben
AssigneeGreen Data Technology, Inc.
ClassificationG06F 21/64 · H04L 9/06

Abstract

OFFICIAL FILING TEXT

“A revolutionary system for tracking and authenticating file modifications using blockchain technology. Generates unique content identifiers for file versions, comparing them to detect changes, and records modifications on a distributed ledger while preserving complete version history.”

KEY APPLICATIONS
01Enterprise document management & compliance tracking
02Data integrity verification for regulated industries
03Immutable audit trails for critical data
04Blockchain-based version control systems

Innovation

HOW IT WORKS · SIMPLIFIED
STEP 01

File modified

Source file change detected by daemon

STEP 02

Hash generated

Unique content identifier computed

STEP 03

Compared on-chain

Diff vs. last known authentic version

STEP 04

Ledger recorded

Immutable record of change + signer

Context

GREEN DATA TECHNOLOGY · 2018 to 2021

Co-founded Green Data Technology in 2018 with a mandate to bring blockchain integrity guarantees to enterprise document workflows. The patent emerged from real engineering: smart contract framework on .NET, AI-driven business intelligence, enterprise POS with a marketing layer, and a custom Ethereum bridge on Azure.

RELATED ARTIFACTS
Smart Contract FrameworkC# / .NET
Custom Ethereum BridgeAzure
Read the original filingUSPTO ↗