# CKB Open Transaction PoC Requirement ## Metadata **Status**:: #x **Topic**:: [[♯ CKB Open Transaction]] **Zettel**:: #zettel/permanent **Created**:: [[2022-10-26]] ## Synopsis ## II. Conclusion ### A. Typical Open Transaction Workflow Open Transaction Template as proposal and address. User creates open transaction based on the template. Taker collects matched open transactions and complement the missing parts. Script generator generates fields so script can pass the verification. Joiner merges open transaction by matching the common fields. Signer collects signatures from keys managers. ### B. PoC Scope Full workflow for payment. ### C. Future Directions - CKB Open Transaction Scenario Analysis on Payment - Cheque - Payment / ACP - Exchange Deposit - Crowdfunding - Coin Join - MultiParty Sign - SUDT Swap - Scenario Analysis of CKB Open Transaction on CoTA - Godwoken, Axon, and ForceBridge Deposit - Time-Limited Authorization - Price declines linearly over time