Exchanges & Wallets Ⅱ
summary
Allbit runs a live ETH-based sidechain DEX that moves matching and an on-chain order book into a POA sidechain with six validators (3-of-6 signature finality), zero transaction fees, ~4s block time and measured ~500 TPS; team launches July and reports $3–5M daily volume and CoinHills rank ~82–90. Implementation uses relay-based deposit/withdraw flows, Merkle batching for withdrawals, a custom “priority list” data structure to find best prices, BTC anchoring/UTXO support in development, and overload defenses like minimum order sizes and operator-level transaction filtering.
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chapters (11)
- 0:00Introduction
- 3:17Olbit business scope and goals
- 6:50Sidechain trading system
- 9:42Centralized vs decentralized exchanges
- 12:32Sidechain technical features and benefits
- 16:26On-chain order book and decentralized structure
- 19:38Olbit services and future goals
- 21:06Q&A: Listing criteria and transaction speed
- 23:12Q&A: Handling TPS overload
- 24:17Q&A: POA operator participation
- 25:01Q&A: DEX limits and strategies








