Project Whitepaper

Institutional Cross-Border
Stablecoin Settlement

Technical overview of the VaultOX compliance-native settlement rail powered by Solana and SIX Financial.

Project Overview

VaultOX is a compliance-native institutional settlement rail for regulated financial entities on Solana. It solves the critical **"Settlement Gap"** that emerged after the collapse of Signature Bank in 2023.

International institutions can no longer rely on fast, cheap USD settlement rails like the Signature Signet or Silvergate Exchange Network (SEN). VaultOX provides a blockchain-native alternative that is faster, cheaper, and fundamentally more compliant.

The Problem VaultOX Solves

Regulated banks face a major challenge: after the collapse of the "big three" crypto-friendly banks, correspondent banking became slow, expensive, and opaque.

Anonymous Wallets

No on-chain identity means protocol-level compliance is impossible.

Fragmented Workflows

KYC, settlement, and audit trails live in separate, un-synced systems.

No FX Transparency

Institutions settle "blind" without verified market rates locked at execution.

Regulatory Risk

FATF Travel Rule and AML screening are manual afterthoughts.

How VaultOX Works — The 5 Core Principles

1. Vault Passport (1:1 Sticky Identity)

Unlike retail wallets, VaultOX enforces a strict **1:1 Subject-Wallet Binding** via Microsoft Entra ID (OIDC). Verified institutional identities are permanently bound to a specific Solana wallet in the compliance_registry.

Radar
Compliance Radar v1.0

2. Atomic Settlement & FX Locking

Sub-2-second finality on Solana. Featuring **SIX Financial Integration** for live FX rates (EUR/USD, CHF/USD) fetched via mTLS-authenticated API (.p12 certificates). Rates are locked at initiation, ensuring zero hidden spreads.

1.0432EUR/USD
SIX Verified

3. FATF Travel Rule — Built-In

Every settlement above regulatory thresholds automatically attaches a compliant originator/beneficiary payload. All 6 FATF-required fields are stored on-chain in the settlement_engine state.

FATF Payload Hash: 0x82f...a12

4. Compliance-Gated Treasury Vaults

Idle treasury capital earns yield in compliance-gated strategies powered by **Solstice**. Compliance levels (Tier 1/2/3) strictly limit access to specific risk-tier strategies.

Tier Restricted

5. Regulatory Reporting & Audit

Audit-ready PDF reports for **FINMA (Switzerland)**, **MiCA (EU)**, and **MAS (Singapore)** generated on-demand. Predictive compliance monitoring identifies anomalies before they trigger flags.

FINMA Report · PDF

System Architecture

Smart Contracts

compliance_registry
settlement_engine
vault_program

Oracle Layer

SIX Financial API
mTLS Auth (.p12)
Solana Oracles

Frontend Stack

Next.js 15
React 19
Tailwind CSS v4

// Smart Contract Proof of Deployment

Program ID: 5iRF8NUVhQuTGNd4Thndc4LA3PGShfgmKvWX4C25JAuG

Environment: Solana Devnet

Network: AMINA Switzerland Node

VaultOX

StableHacks 2026 — Team VaultOX
Built on Solana · Powered by SIX · Yield by Solstice

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