> ## Documentation Index
> Fetch the complete documentation index at: https://mintlify.com/p2pdotme/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Contract References

> Core facets, storage contracts, and libraries

The protocol uses EIP-2535 Diamond Standard. Functionality is split across facets that share storage, enabling modular upgrades without redeploying the full contract.

## Facets

**CountryFacet.sol**

Currency and payment-channel config governance.

**P2pConfigFacet.sol**

Pricing, spread, admin configuration.

**OrderProcessorFacet.sol**

Disputes, limits, thresholds.

**MerchantRegistryFacet.sol and MerchantOnboardFacet.sol**

Merchant controls, fees, stake/unstake.

**OrderFlowFacet.sol and OrderFlowHelper.sol**

Order lifecycle, matching, settlement.

**ReputationManager.sol**

RP hooks, reward/verification gating.

## Storage Contracts

* `storages/MerchantRegistryStorage.sol`
* `storages/CountryStorage.sol`
* `storages/OrderProcessorStorage.sol`

## Libraries

* `libraries/MerchantRegistryLib.sol`