Privacy-first cross-chain coordination and settlement infrastructure.

BCYX is a privacy-first coordination protocol for confidential interoperability, selective disclosure, and verifiable cross-chain execution.

The protocol abstracts swaps, settlement intents, and execution flows through:

• cryptographic commitments,
• shielded coordination pools,
• aggregated Zero-Knowledge Proofs,
• and accumulator-based verification.

Instead of exposing:

• transaction graphs,
• routing paths,
• counterparties,
• or treasury allocations,

BCYX separates:

• public verification, from:
• private coordination.

The initial pilot validates BCYX as a confidential swap coordination mechanism for atomic cross-chain settlement.

Current interoperability systems optimize for:

• messaging,
• bridging,
• and liquidity transport.

BCYX focuses on:

• confidential coordination,
• batched verification,
• and privacy-preserving settlement execution.

Public verification.
Private coordination.

The first BCYX pilot tests:

• private atomic swap coordination,
• shielded settlement execution,
• proof aggregation,
• accumulator synchronization,
• and selective disclosure flows.

The goal is to validate BCYX as:

• a modular coordination layer,
• not simply a bridge,
• and not a generalized messaging protocol.

flowchart TD

A[Users / Treasuries]
--> B[Commitment Layer]

B --> C[Shielded Coordination Pools]

C --> D[Swap Coordination Engine]

D --> E[Zero-Knowledge Proof Generation]

E --> F[Accumulator / Batch Aggregation]

F --> G[Settlement Verification]

G --> H[Cross-Chain Execution]

Execution intents are represented as cryptographic commitments abstracting:

• ownership,
• amounts,
• routes,
• and settlement metadata.

Private environments for:

• swap matching,
• confidential execution,
• and atomic coordination.

BCYX verifies:

• commitment validity,
• swap correctness,
• settlement integrity,
• and execution consistency

without revealing:

• balances,
• ownership,
• or internal execution state.

Transactions are compressed into aggregated verification proofs using accumulators.

Tx1
Tx2
Tx3
Tx4
 ↓
Single Aggregated Proof

This reduces:

• verification overhead,
• settlement costs,
• and synchronization complexity.

• Privacy-by-default
• Atomic coordination
• Modular verification
• Aggregated scalability
• Chain-agnostic interoperability

The architecture extends toward:

• private treasury coordination,
• institutional settlement,
• confidential interoperability,
• oracle attestation systems,
• proof markets,
• and selective-disclosure financial infrastructure.

Pilot / Research Phase

Current work focuses on:

• swap coordination,
• shielded execution,
• and aggregated proof infrastructure.

• Accumulate Network Whitepaper
• BitVMX
• zkSTARKs
• Cairo
• Stateful Merkle Trees
• Recursive Proof Aggregation

Keywords: Bitcoin-native, Atomic settlement, Shielded coordination, Verifiable privacy