Proof Replaces Disclosure.

Prove age without DOB. Prove funds without balances. Prove compliance without exposing records. Prove AI decisions without exposing data. Prove governance without trusting screenshots. Prove identity without revealing identity.

44 zero-knowledge use cases. 48 AIR circuits. Post-quantum. Independently verifiable.

USE CASES 44

AIR CIRCUITS 48

CATEGORIES 10

TESTS 113 PASSING

PROOF POST-QUANTUM (STARK)

01 Identity & Credentials 6 use cases Prove who someone is without revealing who they are

Biometric Verification

Proves: identity match

Hides: biometric data

BiometricAir

7 columns

STARK H33-74 REPLAY

Identity Binding

Proves: attributes match

Hides: PII

IdentityAir

6 columns

STARK H33-74 REPLAY

Age Verification

Proves: meets age threshold

Hides: birthdate

AgeVerificationAir

5 columns

STARK H33-74 REPLAY

Credential Verification

Proves: valid license/cert

Hides: credential details

CredentialVerificationAir

5 columns

STARK H33-74 REPLAY

Employment Verification

Proves: employed in category

Hides: employer, salary

EmploymentVerificationAir

5 columns

STARK H33-74 REPLAY

Accredited Investor

Proves: meets SEC criteria

Hides: net worth, income

AccreditedInvestorAir

5 columns

STARK H33-74 REPLAY

02 Financial & Payments 8 use cases Move money with proof, not exposure

Invoice Payment

Proves: payment valid, authorized

Hides: payer identity

InvoicePaymentAir

7 columns

STARK H33-74 REPLAY

Balance Range

Proves: balance >= threshold

Hides: exact balance

BalanceRangeAir

4 columns

STARK H33-74 REPLAY

Collateral Ratio

Proves: ratio >= required

Hides: exact values

CollateralRatioAir

5 columns

STARK H33-74 REPLAY

Selective Disclosure

Proves: line item exists

Hides: other items

SelectiveDisclosureAir

4 columns

STARK H33-74 REPLAY

Subscription

Proves: within cap, valid

Hides: history

SubscriptionAir

6 columns

STARK H33-74 REPLAY

Split Tender

Proves: sources sum to total

Hides: individual balances

SplitTenderAir

5 columns

STARK H33-74 REPLAY

Refund Proof

Proves: refund <= original

Hides: transaction details

RefundProofAir

6 columns

STARK H33-74 REPLAY

Tipping

Proves: authorized, reasonable

Hides: tip amount

TippingAir

5 columns

STARK H33-74 REPLAY

03 Compliance & Regulatory 7 use cases Satisfy regulators without opening your books

Policy Evaluation

Proves: all rules satisfied

Hides: rule details

PolicyEvaluationAir

6 columns

STARK H33-74 REPLAY

Data Blindness

Proves: input was FHE-encrypted

Hides: data

DataBlindnessAir

varies

STARK H33-74 FHE

Decision Chain

Proves: valid hash chain

Hides: decision content

DecisionChainAir

varies

STARK H33-74 REPLAY

Tax Reporting

Proves: tax correctly computed

Hides: transaction details

TaxReportingAir

6 columns

STARK H33-74 REPLAY

Age-Gated Purchase

Proves: buyer meets age

Hides: birthdate, identity

AgeGatedPurchaseAir

5 columns

STARK H33-74 REPLAY

Cross-Border

Proves: FX correct, both compliant

Hides: identities

CrossBorderAir

8 columns

STARK H33-74 REPLAY

Benefit Distribution

Proves: eligible, not double-claimed

Hides: identity

BenefitDistributionAir

6 columns

STARK H33-74 REPLAY

04 Healthcare 4 use cases Medical proof without medical exposure

Medical Record Access

Proves: authorized access

Hides: record contents

DocumentAccessAir

5 columns

STARK H33-74 REPLAY

Prescription Verification

Proves: Rx valid

Hides: patient identity

PrescriptionVerificationAir

6 columns

STARK H33-74 REPLAY

Insurance Coordination

Proves: copay correct

Hides: policy details

InsuranceCoordinationAir

7 columns

STARK H33-74 REPLAY

Clinical Trial

Proves: eligible

Hides: medical history

ClinicalTrialEligibilityAir

5 columns

STARK H33-74 REPLAY

05 Voting & Governance 3 use cases Verifiable governance without observable ballots

Private Vote

Proves: eligible, not double-voted

Hides: which member, how they voted

PrivateVoteAir

6 columns

STARK H33-74 REPLAY

Weighted Vote

Proves: weight proportional to stake

Hides: exact holdings

WeightedVoteAir

6 columns

STARK H33-74 REPLAY

Proposal Threshold

Proves: holds enough to propose

Hides: exact balance

ProposalThresholdAir

4 columns

STARK H33-74 REPLAY

06 Supply Chain 3 use cases Verify provenance without revealing the chain

Chain of Custody

Proves: unbroken custody

Hides: intermediary details

DecisionChainAir

varies

STARK H33-74 REPLAY

Origin Verification

Proves: from approved source

Hides: supplier details

OriginVerificationAir

5 columns

STARK H33-74 REPLAY

Ethical Sourcing

Proves: compliant sourcing

Hides: supplier names, pricing

EthicalSourcingAir

5 columns

STARK H33-74 REPLAY

07 Insurance 3 use cases Underwrite and verify claims without full disclosure

Claims Verification

Proves: governance state at incident

Hides: unrelated controls

HATS attestation

—

HATS H33-74 REPLAY

Underwriting Evidence

Proves: continuous compliance

Hides: specific configs

HATS continuous

—

HATS H33-74 REPLAY

Merchant Risk

Proves: within risk thresholds

Hides: exact rates

MerchantRiskAir

5 columns

STARK H33-74 REPLAY

08 AI & Machine Learning 4 use cases Govern AI without exposing models or data

AI Decision Attestation

Proves: governed, compliant

Hides: model, data

PolicyEvaluationAir + DataBlindnessAir

—

STARK H33-74 FHE

Model Integrity

Proves: same as audited version

Hides: weights, architecture

ModelIntegrityAir

4 columns

STARK H33-74 REPLAY

Training Data Compliance

Proves: licensed, consented, bias-tested

Hides: data

TrainingDataComplianceAir

5 columns

STARK H33-74 REPLAY

Inference Privacy

Proves: ran on encrypted data

Hides: inputs

DataBlindnessAir + FHE

—

STARK H33-74 FHE

09 Real Estate 3 use cases Close transactions without exposing financials

Proof of Funds

Proves: sufficient funds

Hides: exact balance

ProofOfFundsAir

4 columns

STARK H33-74 REPLAY

Title Verification

Proves: clear title

Hides: owner, price

TitleVerificationAir

5 columns

STARK H33-74 REPLAY

Rental Qualification

Proves: income/employment meet requirements

Hides: salary, employer

BalanceRangeAir + EmploymentAir

—

STARK H33-74 REPLAY

10 Legal & Estate 3 use cases Execute legal instruments without revealing contents

Contract Execution

Proves: signed by authorized parties

Hides: contract contents

ArchiveSign attestation

—

STARK H33-74 REPLAY

Digital Will

Proves: properly executed

Hides: will contents

DigitalWillAir

5 columns

STARK H33-74 REPLAY

Power of Attorney

Proves: valid for action

Hides: grantor details

PowerOfAttorneyAir

5 columns

STARK H33-74 REPLAY

Universal Proof Pipeline

Every use case follows the same architecture.

STEP 01

Private Data

Stays with owner

→

STEP 02

STARK Proof

AIR circuit evaluation

→

STEP 03

H33-74 Attestation

74 bytes, 3 PQ families

→

STEP 04

Chain Anchor

Immutable timestamp

→

STEP 05

Independent Verification

Anyone, anytime

Proof replaces disclosure.

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