In 2026, any opposing party can allege that a screenshot is AI-generated. Without a hash, an independent timestamp and a chain of custody, a screenshot may be given little weight. See the six moments to capture before

For UK solicitors and investigators: web evidence with a qualified timestamp

In a UK court a screenshot is easy to challenge. Hash. Timestamp. Chain of custody.

In 2026 an eIDAS qualified timestamp carries a legal presumption in UK law: the date and time it states are presumed accurate and the bound data unaltered. The rule was retained after Brexit and reaches timestamps qualified in the EU. ProofSnap applies one to a web capture in your browser, self-service, from $4.99.

Seal the page in your browser right now, hashed and timestamped, before it changes, disappears or gets challenged as AI-generated. Backed by an EU eIDAS qualified timestamp that carries the presumption of accurate date and time before a UK court.

Built around the ACPO Good Practice Guide for Digital Evidence and ISO/IEC 27037, for use with the Civil Procedure Rules and the Civil Evidence Act 1995. Independently verifiable by the other side, without a ProofSnap account.

eIDAS SnapPack: $4.99 / 1 stamp · $14.99 / 5 stamps · Enterprise and Company trials include 1 stamp · No subscription required

UK eIDAS Regulations · ACPO Good Practice Guide · Civil Procedure Rules · Civil Evidence Act 1995 · ISO/IEC 27037

First published: 1 May 2026 · Last updated:

A qualified electronic timestamp carries a legal presumption in the United Kingdom in 2026: the date and time it states are presumed accurate and the bound data unaltered, and the presumption reaches timestamps qualified in the EU, such as ProofSnap’s. It goes to time and integrity; the content of the exhibit is for the witness and the court.

1 click
to seal the page in your browser
11 to 15
files in every evidence package
UK eIDAS
qualified timestamps recognised
ACPO
aligned with the Good Practice Guide

Qualified timestamps issued by Disig a.s., a Qualified Trust Service Provider on the EU Trusted List

Does an EU qualified timestamp count in a UK court? The chain, step by step

The United Kingdom is not a member of the European Union, so nothing here rests on EU law applying in the UK. It rests on UK domestic law, in three steps, each traceable on legislation.gov.uk.

  1. 1. The trust services part of eIDAS is still UK law.

    Regulation (EU) No 910/2014, with its trust services chapter, was retained in UK domestic law on exit by the Electronic Identification and Trust Services for Electronic Transactions (Amendment etc.) (EU Exit) Regulations 2019. It is now assimilated law, and the Information Commissioner is the UK supervisory body.

  2. 2. Article 41(2) gives the presumption.

    As it has effect in UK law, it reads, verbatim: “A qualified electronic time stamp shall enjoy the presumption of the accuracy of the date and the time it indicates and the integrity of the data to which the date and time are bound.” The presumption is rebuttable, and it covers the date, the time and the integrity of the data.

  3. 3. Article 24A carries an EU-qualified timestamp across the border.

    Inserted by the same exit regulations, it provides that, for the purposes of the presumption, among others, anything not qualified under the UK Regulation is treated as qualified if “it is qualified under the equivalent EU law”. So a timestamp from a Qualified Trust Service Provider on the EU Trusted List attracts the presumption before a UK court, even though that provider is not on the UK Trusted List.

    One carve-out is worth knowing, because a careful opponent will look for it. The same Article excludes a service that is qualified in the EU “only by virtue of provision for the recognition of trust services provided by entities established outside the EU pursuant to an international agreement to which the EU is party”. Disig a.s. is a provider established in the EU and on the EU Trusted List in its own right, so the carve-out does not apply.

What the presumption covers

The presumption is narrow, and opposing counsel will be precise about its edges. It covers two things: that the date and time are accurate, and that the data bound to them has not changed since. Whether the page said what you say it said is a matter for ordinary evidence law.

In England and Wales, section 4(1) of the Civil Evidence Act 1995 requires the court, in estimating the weight of hearsay evidence, to “have regard to any circumstances from which any inference can reasonably be drawn as to the reliability or otherwise of the evidence”. A qualified timestamp, a SHA-256 hash and a chain-of-custody log are such circumstances. A witness statement still puts the package before the court.

The presumption can be rebutted, but only with evidence that the date, the time or the data are wrong, for example that the hash does not match the file or that the timestamp token does not verify against the provider’s certificate. Anyone can run both checks. If the other side wants authenticity proved at trial, it has to serve a notice to prove the document; the hashes and the Trust Verifier are the answer to it.

Which UK jurisdiction are you actually in?

The eIDAS rules above apply across the United Kingdom; the evidence rules do not. The Civil Evidence Act 1995, the Civil Procedure Rules and the Family Procedure Rules apply in England and Wales. Scotland and Northern Ireland have their own civil evidence legislation and rules of court. The evidence package is identical wherever you file; the procedural route for putting it before the court is not.

Litigating in an EU member state instead? The position is simpler.

Before a court in an EU member state, the presumption applies directly as EU law. For a UK business enforcing against an EU counterparty, suing in an EU forum or filing with an EU regulator, an EU-qualified timestamp means the same evidence package carries the presumption in both places. That is why ProofSnap uses a QTSP on the EU Trusted List.

Capture before…

Six moments when web evidence vanishes or gets challenged. Leave it too late and the case can turn against you.

…the post is deleted.

The defamatory tweet, the one-star Google review, the Reddit thread: often gone once the letter before claim arrives.

…the takedown notice goes out.

The counterfeit listing or infringing copy is often pulled within hours of a takedown notice. No proof of what was there.

…the lockout begins.

Performance reviews, Slack/Teams threads, the advert for your client’s replacement. Once HR revokes access, the evidence is theirs.

…the subject sees the letter.

Holiday photos disappear from Facebook. Dating-app profiles vanish. The catfish account is deactivated overnight.

…the page is quietly edited.

Financial promotions, T&Cs and cookie banners get changed without notice. The regulator asks: “What did the page say at 09:42 on Tuesday?”

…the challenge starts.

At the hearing: “This screenshot was generated with AI.” Without a hash, a timestamp and a chain of custody, the screenshot loses weight.

UK digital evidence: the terms a solicitor needs to know in 2026

Plain-English definitions of the legal and technical concepts that govern whether a screenshot, WhatsApp thread or web page will be admitted as evidence in a UK court.

What are the UK eIDAS Regulations?

“UK eIDAS” is shorthand for Regulation (EU) No 910/2014 as it forms part of UK domestic law, with its trust services chapter retained by the 2019 exit regulations. It is now assimilated law, and the Information Commissioner is the supervisory body. The provision that matters for an EU-issued timestamp is the one that treats anything qualified under the equivalent EU law as qualified for the purposes of the presumption.

What is a qualified electronic timestamp?

A qualified electronic timestamp is a cryptographic seal that binds data to a specific point in time, issued by a Qualified Trust Service Provider. The eIDAS Regulation gives it a presumption of the accuracy of the date and time it indicates and of the integrity of the data bound to it. The presumption is rebuttable. In the United Kingdom it reaches timestamps qualified in the EU through the assimilated Regulation.

Are WhatsApp screenshots admissible in UK courts?

Yes, subject to authentication and weight. WhatsApp messages can be relied on in civil and family proceedings in England and Wales; in civil proceedings hearsay notice is given where they are used to prove what they say. A plain screenshot is easy to attack: opposing parties often allege it was edited or generated with AI. ProofSnap captures the full WhatsApp Web thread with SHA-256 hashing, an RSA-4096 signature and, on the eIDAS plans, an EU qualified timestamp, which answers the cherry-picked screenshot objection in one step.

What is the ACPO Good Practice Guide?

The ACPO Good Practice Guide for Digital Evidence, Version 5 (October 2011), published March 2012, is non-statutory best-practice guidance, widely used in the UK for handling digital evidence. Principle 3 is the one a capture tool has to answer to: “An audit trail or other record of all processes applied to digital evidence should be created and preserved. An independent third party should be able to examine those processes and achieve the same result.” ProofSnap’s forensic log, signed manifest and offline verification scripts are designed to align with that principle.

Disclosure under the Civil Procedure Rules

In England and Wales, electronic documents fall within disclosure, both under the general disclosure rules and under the separate regime of the Business and Property Courts. Hearsay notice is a separate step and still applies in the Business and Property Courts. A ProofSnap evidence ZIP can be disclosed with its SHA-256 hash.

The Civil Evidence Act 1995 (England and Wales)

The Act governs hearsay and the proof of documents in civil proceedings in England and Wales. A statement in a document can be proved by a copy authenticated as the court approves, business records can be received without further proof, and the court weighs hearsay by reference to any circumstances bearing on its reliability. A qualified timestamp, a SHA-256 hash and a chain-of-custody log are such circumstances. Scotland and Northern Ireland have their own civil evidence legislation.

Capture WhatsApp, social-media and website evidence: six UK practice areas

Family law, IP enforcement, employment tribunals, FCA compliance, private investigations and online defamation share one problem: proving what was on a website, in a chat or on a social media account before it changes, disappears or is challenged as AI-generated.

Family Law Solicitors

Before the WhatsApp thread is deleted.

Capture the full WhatsApp Web thread, not a cherry-picked screenshot, sealed with a SHA-256 hash and an EU qualified timestamp. Exhibit it to a witness statement with the hash quoted for independent verification.

WhatsApp threads Coercive control Financial disclosure Children Act

IP & Copyright Enforcement

Before the takedown notice goes out.

Seal the infringing page with an EU qualified timestamp before serving the takedown, because counterfeit listings can disappear within hours. Independently verifiable in IPEC, in the High Court or in answer to a counter-notice.

Counterfeit listings DMCA / takedowns Brand protection IPEC / High Court

Employment Tribunal Work

Before the lockout begins.

Teams chats, LinkedIn posts, the advert for your client’s replacement: capture them before HR revokes access. The hashed package supports a SAR, Acas early conciliation and the tribunal bundle.

Sham redundancy Discrimination SAR support Tribunal bundles

FCA, AML & Regulatory Compliance

Before the page is quietly edited.

Archive financial promotions, T&Cs, cookie banners and KYC pages with EU qualified timestamps. A dated, verifiable record when the FCA asks: “What did the page say at 09:42 on Tuesday?”

FCA promotions UK GDPR audits AML / KYC SM&CR records

Private Investigators & Insurers

Before the subject deactivates the account.

Holiday photos, catfish profiles, dating-app fraud: posts vanish the moment the subject receives a solicitor’s letter. An ACPO-aligned capture gives you a record you can put before a court or the Financial Ombudsman Service.

Insurance fraud OSINT investigations Dating-app fraud FOS evidence

Online Defamation & Harassment

Before the post is deleted.

The defamatory tweet, the one-star review, the Reddit thread: authors often delete them once the letter before claim arrives. Seal the publication on day one: it matters for limitation, serious harm and quantum. For intimate images, see how to report revenge porn in the UK and keep a record.

Defamation Act 2013 Harassment claims Letter before claim Limitation evidence

How to capture web evidence for UK courts in four steps

No API, no IT department, no set-up. Self-service in Chrome, from opening your browser to a disclosure-ready evidence package. Prefer to hand the job over? The done-for-you evidence capture service starts at $44.99 (approx. £36) per URL with delivery in 48 hours.

1

Install

Add ProofSnap from the Chrome Web Store. Start your 7-day trial (credit card required).

2

Open the page

WhatsApp Web thread, social-media post, listing, contract page or FCA promotion: anything a judge could ask about.

3

Click capture

ProofSnap captures a full-page screenshot, the source HTML, DOM text, metadata and, if you record one, a video. Each file is hashed and signed.

4

Disclose

Download the ZIP. Quote the SHA-256 hash in your witness statement under CPR Part 32. The receiving party can verify it with the public Trust Verifier.

What is inside the evidence package

• Full-page screenshot (JPEG)

• Evidence PDF

• Full HTML source

• DOM text content

• Metadata: URL, timestamp, TLS, cookies, localStorage

• Forensic log (tool, version, operator, machine)

• Chain-of-custody record

• Signed manifest with SHA-256 hashes

• RSA-4096 digital signature + public key

• Bitcoin blockchain timestamp (OpenTimestamps, .ots, not on Essential)

• Capture video (when recorded)

• EU qualified timestamp (Enterprise/Company or eIDAS SnapPack, .tsr)

11 files (Essential), 12 files (Professional), 15 files (Enterprise/Company). Every file is cryptographically linked to the signed manifest.

eIDAS SnapPack, pay-per-use

EU qualified timestamps, from $4.99 (approx. £4.00)

For UK solicitors, DPOs, IP teams and investigators who need an eIDAS qualified timestamp for one-off filings, takedowns or hearings, without committing to a subscription.

Issued by Disig a.s., a Qualified Trust Service Provider on the EU Trusted List · Credits valid 12 months

1 stamp

$4.99

approx. £4.00 · $4.99 / stamp

For a single hearing or a one-off filing.

Best Value

5 stamps

$14.99

approx. £12 · $3.00 / stamp · save 40%

For a case file with several exhibits.

10 stamps

$24.99

approx. £20 · $2.50 / stamp · save 50%

For a busy quarter or recurring brand-protection work.

Same evidence package every time: full-page screenshot, evidence PDF, source HTML, DOM text, metadata, forensic log, chain of custody, signed manifest and blockchain timestamp, plus a capture video when you record one, upgraded with an eIDAS qualified timestamp that carries the eIDAS presumption before a UK court.

No commitment, no auto-renewal. A ProofSnap capture with a qualified timestamp starts at $4.99 (approx. £4.00) and takes a single click.

Capture now, from $4.99 (approx. £4.00)

Enterprise and Company trials include 1 eIDAS stamp · Credit card required

Other options

Don’t need a qualified timestamp this time?

Basic SnapPack: $4.99 (approx. £4)

10 captures · one-time, no subscription

Same evidence package with a Bitcoin blockchain timestamp. Cryptographically solid, without the eIDAS presumption.

  • • SHA-256 hash + RSA-4096 signature
  • • OpenTimestamps blockchain anchor
  • • Trust Verifier compatible

No subscription, no auto-renewal.

Capturing every week?

Subscriptions from $8.99/mo (approx. £7)

100 to unlimited captures a month · eIDAS stamps on Enterprise and Company

  • Essential · 100 captures a month$8.99/mo
  • Professional · + capture video$16.99/mo
  • Enterprise · 10 eIDAS qualified timestamps / month$28.99/mo
  • Company · 5 eIDAS qualified timestamps / seat / month$18.99/seat/mo
Full subscription pricing →

Frequently asked questions: UK digital evidence and eIDAS

The page changes. The post is deleted. The screenshot is challenged as fake.

Before any of that happens, seal the evidence with an EU eIDAS qualified timestamp, which carries the eIDAS presumption before a UK court. From $4.99 per stamp (approx. £4.00), no subscription.

eIDAS SnapPack: $4.99 / 1 stamp · $14.99 / 5 stamps (Best Value) · $24.99 / 10 stamps · Credits valid 12 months