How exchange exports, wallet histories, and on-chain entries differ from regulated statements and what that means for documentation.
14 Jan 2026 · 9 min read
DC-Services separates custodial statements from on-chain entries, classifies what each can support, and produces a source-linked report on ownership, transfer and control.
Read article →
3 Feb 2026 · 10 min read
Exchange exports look like data and behave like opinion. DC-Services classifies what each column can support and refuses to fill the rest in.
Read article →
18 Mar 2026 · 9 min read
Holding the keys is not the same as proving you hold them, especially years later. DC-Services structures control evidence around what actually survives scrutiny.
Read article →
22 Apr 2026 · 6 min read
A withdrawal log records the moment a venue releases funds; the chain records their arrival. Both legs belong in the file, with the transition described, not assumed.
Read article →
2 Apr 2026 · 6 min read
An NFT records a transfer history of a token identifier. It does not, on its own, evidence the underlying right the token is said to represent.
Read article →
4 Mar 2026 · 11 min read
When assets move from a venue into a self-hosted wallet, the file becomes hybrid. DC-Services stitches the platform-side and chain-side records into one auditable transfer path.
Read article →
15 Apr 2026 · 9 min read
A timestamp that drifts by a day moves a transaction into the wrong week, the wrong tax year, or the wrong reconciliation window. DC-Services normalises every clock and shows the original.
Read article →13 May 2026 · 10 min read
A venue export that ends mid-period is not a record of the period. DC-Services identifies the truncation, requests the missing range, and refuses to treat the available rows as if they were the whole story.
Read article →
22 Jul 2026 · 10 min read
A public ledger records keys, not people. Device records, signed messages and access traces are what link an address to a person — DC-SERVICES documents the link at the strength the source actually supports.
Read article →
5 Aug 2026 · 9 min read
Multi-factor authentication logs describe who could authenticate, not who held the keys. DC-SERVICES uses MFA records as supporting context inside a wider control reconstruction.
Read article →Financial Documentation
Reading, reconstructing, and structuring bank statements, transfer notices, and reference letters for counterparty review.
RegTech and Compliance
How UK record-keeping rules and counterparty checks shape what a documentation file needs to contain and exclude.
Record Integrity
Chain of custody, document hashing, sealed archives, and the operational steps that keep a record file defensible over time.
Data Protection
Lawful bases, retention, and erasure inside a documentation engagement, and where the right to be forgotten meets statutory record-keeping.
On-Chain Analysis
Address clustering, cross-chain tracing, and the boundary between what a public ledger shows and what it actually proves about ownership.
