Multi Network Settlement Proof

Multi-Network Settlement Proof

Multi-network settlement proof describes how settlement correctness is preserved when deposits, withdrawals, and balance changes occur across multiple blockchain networks while sharing a single logical settlement model. The proof does not rely on any single chain as the source of truth for outcomes, but instead enforces deterministic reconciliation rules that remain valid regardless of network-specific execution details.

Network-Agnostic Settlement Core

The settlement engine treats all supported networks as transport layers for value movement rather than as independent accounting domains. Game outcomes, balance debits, and credits are computed using a unified internal ledger model. Network identifiers are attached as contextual attributes, not as determinants of settlement logic.

Deterministic Normalization of On-Chain Events

Each on-chain deposit or withdrawal event is mapped into a normalized internal representation using deterministic conversion rules. Token symbols, decimals, and network-specific formats are resolved into a common minor-unit representation before any balance mutation occurs. This ensures that equivalent value movements produce identical internal effects across different networks.

Cross-Network Reconciliation Identity

For any account, the reconciliation identity holds across all networks: opening balance plus all normalized deposits minus withdrawals plus net settlement results must equal the closing balance. Network transitions do not alter this identity; they only contribute additional input events that are reconciled using the same invariant equation.

Proof of Consistency Across Networks

Consistency is proven by the ability to independently recompute balances using the same ordered set of normalized events, regardless of the originating network. If the same events are replayed in the same order, the resulting balances must be identical. Any deviation indicates either missing data, incorrect normalization, or an exception state.

Isolation of Network Failures

Network-specific failures, such as congestion or reorganization, do not directly affect settlement correctness. On-chain events are only incorporated after confirmation rules are met. If an event is invalidated or reversed, the corresponding internal entry is handled as an explicit exception rather than silently mutating historical records.

Auditability and Replayability

Multi-network settlement proof is auditable because each internal ledger entry retains references to its originating network and transaction identifiers. Auditors or automated systems can trace any balance change back to its on-chain source and verify that the normalization and reconciliation rules were applied consistently.

System Boundary Enforcement

The settlement engine does not attempt to arbitrate network consensus or resolve chain-level disputes. Its responsibility is limited to applying deterministic rules to confirmed events. This boundary ensures that settlement proof remains stable even as underlying networks evolve or experience transient instability.

Scope and Dependencies

This page is a derivative specification within GMG Engine. It does not define or redefine core primitives such as settlement, determinism, finality, proof, or exception handling. All authoritative definitions are inherited from the locked GMG Engine core primitives.

Related Core Primitives

This page depends on the authoritative definitions established in: Deterministic Outcomes, Settlement Ledger Format, Settlement Finality, Transaction Proof.