수탁형 지갑 — DB 구조와 상태 흐름
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Vendor (Fireblocks 등) 없이 직접 구축하는 수탁형 지갑의 persistence reference.
7-DB split · 7 storage class · append-only enforcement · set-once columns ·
4 state machine · reversal-entry · evidence chain · reconciliation.
v1.0
Sections 25
Diagrams 15
독자 Backend · DBA · Security · Operations · Architecture reviewer
custodial-wallet-db-design/