Offline-First Transaction ArchitectureHigh-Velocity Touch POS
High-Velocity Touch POS
& Retail Mesh
Zero latency. Zero downtime. Built on local-first IndexedDB storage with Conflict-Free Replicated Data Types (CRDTs) to guarantee uninterrupted retail throughput even in complete internet blackouts.
Barcode Scan Latency
< 45ms
Hardware laser & camera decode
Offline Resilience
100% Functional
Local IndexedDB receipt queue
CRDT Sync Speed
Zero-Conflict
Deterministic merge on reconnect
Hardware Support
Universal Mesh
Epson, Star, Sunmi, Zebra
Offline Shift Operations Architecture
LOCAL QUEUE: 0 CONFLICTSAetheria Point of Sale incorporates client-side IndexedDB caching and service workers, allowing cashiers to conduct multi-cart transactions, scan barcodes, and calculate taxes without active internet connectivity. Once reconnected, transactions synchronize automatically with the Go backend using idempotent state reconciliation and pessimistic row locks to prevent double-spending inventory.
Offline IndexedDB Catalog & Multi-Cart EngineIdempotent Transaction JournalingAutomated Receipt & Dispatch Bridges
// CRDT State Vector Sync Event
const transaction = {
uuid: "tx-9082-aetheria-pos",
state: "OFFLINE_COMMITTED",
crdt_clock: LamportTimestamp(1048),
checksum: "sha256:8f9a2b..."
};