Vehicle Evidence & Risk Intelligence

The digital, gapless vehicle record — documented with tamper-evidence.

CarlogsPro captures every vehicle handover in a guided flow, seals it immutably with a digital hash and turns it into a continuous record per vehicle — with AI that detects changes instantly.

Tamper-evident (SHA-256) GDPR-compliant Hosting in Germany
✓ Audit-proof sealed
SHA-256 · a3f1c9e2b8d4…7b45a8f1c3e6d2b0
Signatures:
Driver · Customer · Witness — each with name & time
✉ Automatically sent to both parties
Explore

One system — six building blocks.

Tamper-evident

SHA-256, hash chain, signatures (driver/customer/witness), QR verification.

The problem — and our solution

Without gapless evidence, every complaint becomes a dispute.

Today: form & phone photos

  • "It was already there" — impossible to prove
  • Photos without time, location, attribution
  • PDFs editable after the fact
  • Damage cannot be tied to any time period

CarlogsPro: tamper-evident vehicle record

  • Guided capture in under 3 minutes
  • Every photo with timestamp & SHA-256
  • Once sealed = immutable
  • Clear transfer of responsibility
Products & pricing

Basic as the foundation — add-ons as needed.

Foundation
Basic
Everything for the tamper-evident handover.
  • Guided capture + photo walkaround
  • Damage with photo · diagram
  • Signatures: driver, customer, witness
  • SHA-256 sealing + hash chain
  • PDF, QR, email delivery
  • Digital Vehicle Record · offline-capable
Entry level · per vehicle / transaction
Add-on
Team & scaling
Premium
Multiple sites, users, analytics.
  • Multi-user, roles & tenants
  • Lease returns & diminished value
  • Advanced analytics & export
  • API & priority support
Add-on to Basic
Add-on
Intelligence
KI
Automatic recognition & comparison.
  • Vision: VIN, mileage, license plate
  • AI Before/After comparison
  • Confidence & Risk
  • Photo quality check
Usage-based · cost control
Add-on
Control
Cockpit
Dashboard for fleet managers.
  • Fleet KPIs & cost/km
  • Deadlines: TÜV, UVV, leasing
  • Risk hotspots & attribution
  • Traceable down to the original photo
Premium module
Does it pay off?

ROI calculator

Move the sliders — the annual process benefit is calculated live. (Damage & dispute avoidance come on top.)

Your key figures

Rough order of magnitude — not contract values.
Process benefit per year
CarLogs / year
Hours / year
+ avoided damage, disputes & (with Cockpit/AI) risk prevention.
Ready for the pilot

See CarlogsPro in action.

Interactive live demo — from VIN recognition to sealed delivery.

The Vehicle Record

The digital, gapless vehicle record.

The product is not the individual PDF but an immutable record per vehicle (VIN) that grows across the entire lifecycle — every event as a chained, tamper-evident record.

One history per vehicle

Everything that happens to the vehicle — in one place.

02.01.2026
Intake / initial capture
Baseline condition · 12 photos · Evidence hash
03.01.2026 · 08:31
Handover → driver Müller
Responsibility begins · signature
17.02.2026
Return & inspection
AI comparison: 1 new anomaly
22.07.2026
Damage event · rear bumper
confirmed · cost estimate 480 €
23.07.2026
Repair completed
Workshop service provider · receipt
01.12.2026
Lease return
Complete record handed to the lessor
What makes the record complete

These record types fill the vehicle record.

Every event is its own immutable record (inspection + optional transfer of responsibility). Together they form the gapless history. Green = two-stage (intake + return/handover with before/after comparison).

Phase 1

1 Procurement & delivery

Intake / initial captureNew car deliveryUsed car deliveryTransfer / transport
Phase 2

2 Operation & use

Vehicle issue to employeeDriver changePool vehicle check-out / -inRental car issue / return
Phase 3

3 Maintenance

Workshop drop-off / pick-upDamage eventRepair completedUVV / TÜV proof
Phase 4

4 Contract & end of life

Lease deliveryLease returnRemarketing / appraisalSale / handover to buyer

The transaction type automatically determines the mandatory photos, checklists and whether capture is two-stage (intake + return).

Immutable by design

Created once, forever tamper-proof.

Every completed record is sealed with a SHA-256 hash and linked into the vehicle's hash chain. Even the smallest change to text or photo would alter the hash — and be immediately noticed. Signatures with name & time from driver, customer and witness.

SHA-256 per photo & recordHash chain per vehicleQR authenticity check
Content hash
a3f1c9e2b8d47f60a1c25e9d0b7a4f83c16e2d907b45a8f1c3e6d2b09a4f
Signed by M. Weber (driver), S. Klein (customer), T. Roth (witness) · 08.08.2026 17:44
Record types

A record type for every vehicle event.

Every transaction type automatically brings the right mandatory photos, checklists and steps — and fills the gapless vehicle record. New types can be added at any time as configuration.

Across the entire lifecycle

From delivery to return.

"2-stage" = intake + return/handover with before/after comparison.

Phase 1

1 Procurement & delivery

Intake / initial capture
Baseline condition at fleet intake.
New car delivery 2-stage
Handover to customer or employee.
Used car delivery 2-stage
Documented condition at sale.
Transfer / transport 2-stage
Transport-chain liability (pickup & destination).
Phase 2

2 Operation & use

Vehicle issue to employee 2-stage
Company car handover & return.
Driver change 2-stage
Clear responsibility boundary per driver.
Pool vehicle check-out / check-in 2-stage
Self-service via QR, high frequency.
Rental car issue / return 2-stage
Rental — damage detection included.
Phase 3

3 Maintenance

Workshop drop-off / pick-up 2-stage
Complaint protection for operations.
Damage event
Event-based capture with photo.
Repair completed
Receipt & condition after repair.
UVV / TÜV proof
Deadlines & inspection proof in the record.
Phase 4

4 Contract & end of life

Lease delivery
Starting condition of the leased vehicle.
Lease return 2-stage
Diminished value documented with tamper-evidence.
Remarketing / appraisal
Condition for remarketing.
Sale / handover to buyer 2-stage
Handover with signature & receipt.
+
More transaction types can be added at any timeNew record types are added as configuration — no new app. Mandatory photos, accessory & document checklists and steps are defined per type.

All records flow into the same vehicle record and into the hash chain per vehicle.

AI support

AI-guided before/after comparison — live on site.

The guided capture process instantly compares every fresh image with the last confirmed image of the same vehicle area from the record, flags deviations and lets the employee decide right away — with separate Confidence and Risk scoring.

How the AI works

It proposes — the human decides.

1
Guided Capture
Enforce standard views (bumpers, doors, rims …) → images are comparable.
2
Load history
Last confirmed image of the area from the vehicle record.
3
Pre-filter + AI
A cheap on-device diff flags suspicion → only that goes to the vision model (cost control, no unnecessary upload).
4
Change Event
Area · type · severity · Confidence + Risk — with both images as evidence.
5
Decision on site
Confirm / Unsure / No damage → becomes part of the Evidence Chain and a training label.
AI Change Event · Before/After
Rear bumper right · new scratch
Pre-inspection 07.08. 08:14 → current 08.08. 17:42
Before
After
AI Confidence94 %
Risk score78 / 100 · HIGH
Confidence ≠ Risk

Two values, clear triage.

Confidence = how certain the AI is that something has changed.
Risk = economic/liability significance (severity × position × cost × responsibility period).

Auto-accept
Confidence low · Risk low

Minor/known deviation — logged, no action needed.

On-site check
Confidence medium · Risk medium

Employee is prompted for a targeted close-up & confirmation.

Escalation
Confidence high · Risk high

Mandatory detail photo, attribution to the responsibility period, case for case management.

EU-compliant

Assistance with mandatory confirmation, EU hosting/on-device pre-filter, AI provenance in the audit trail.

Cost control

Only suspicious areas go to the model; paid comparisons only after sign-off, with a hard limit.

Data asset

Every confirmation/rejection becomes a training label — detection gets better and cheaper over time.

Cockpit · Add-on

The dashboard for fleet & service managers.

Instead of 500 handover PDFs: one control cockpit. Every metric is traceable down to the original photo.

Live overview

Everything that matters at a glance.

Vehicles active
500
Lease fleet
CarLogs / year
6.500
avg. 13 / vehicle
New damage (YTD)
210
▲ 44 % Depot DO-West
Damage costs
128 k€
▼ 8 % vs. prior year
Top-risk vehicles Risk Score
DO-CC 184778
DO-CL 023166
DO-CB 440959
DO-CA 112052
Location hotspot AI insight
Depot Dortmund-West: damage rate 2.8× the fleet average — mainly rear bumpers & mirrors. Note: tight maneuvering zone.
Upcoming deadlines 30 days
TÜV 14 vehicles 31.08.
UVV 22 vehicles 15.09.
Leasing 9 returns 30.09.
Insp. 31 due Q4
Responsibility attribution
147 of 210 new damage cases can be attributed to a documented handover period.
KPIRiskEventInspectionOriginal photo

Every figure in the cockpit is traceable down to the receipt — no risk score as a black box.

What the cockpit delivers

Manage instead of collect.

Deadlines & compliance

TÜV, UVV, inspection, lease returns — automatically monitored, reported in time.

Costs & utilization

Cost/km, damage-cost trend, which vehicles mostly sit idle.

Risk hotspots

Conspicuous vehicles, locations and service providers — with reasoning down to the photo.

Premium for existing customers

CarlogsPro VRIS — Vehicle Risk Intelligence.

Tamper-evident documentation becomes actionable intelligence: CarlogsPro identifies patterns and risks across the entire fleet — and turns them into decisions that prevent damage.

Three stages — one platform

Each stage generates the data for the next.

Capture
Inspect
Capture
  • Guided handover & inspection
  • Photos, diagram, damage
  • VIN / vision recognition
Prove
Evidence
Prove
  • Vehicle record & timeline
  • Hash chain & audit trail
  • Before/after delta
  • Responsibility attribution
Understand & Prevent
Intelligence · VRIS
Understand & prevent
  • Risk scores & analytics
  • Benchmarks & alerts
  • Predictive probability
  • Prevention recommendations
The Risk Engine

Risk across multiple dimensions — explainable.

It is not only vehicles that receive a score. Every statement is traceable back to the evidence.

Vehicle RiskWhich vehicles cause an above-average number of damage cases?
Location RiskWhere does especially much damage occur? (e.g. depot, maneuvering zone)
Vehicle-Type RiskCertain models with more maneuvering/side damage than average.
Supplier RiskCompare transport/workshop service providers on a data basis.
Mercedes Sprinter · DO-CC 184778 / 100 · HIGH
New damage / 1000 km 1.7
Cost trend +31 %
Primarily: rear bumper, right mirror
Hotspot: Depot Dortmund-West

"What happened?" later becomes "What is likely to happen?" — with risk alerts & prevention recommendations.

For existing customers

Document first — then unlock intelligence.

Anyone documenting handovers with Basic today automatically builds the data foundation. After ~6–12 months of evidence, VRIS can be activated as a premium tier — no migration, on your own data. The customer then no longer pays for documentation, but for less damage.

Positioning & differentiation

Not just another handover form — the evidence platform for vehicles.

The market standard documents a single moment with a signature. CarlogsPro documents the gapless chain — sealed with tamper-evidence, AI-supported and with full data sovereignty in Germany.

The market

Every handover is a transfer of liability.

As soon as a vehicle changes driver, owner or location, the same question arises: what condition was it in — and who bears responsibility from now on?

As long as no one objects, a form with a few phone photos is enough. The trouble only starts in a dispute: a scratch that "was already there". A contested mileage reading. A missing spare key. Suddenly it is one word against another — and because the photos carry no reliable timestamp and the PDF can be edited after the fact, nothing can be proven.

This is exactly where companies lose time, money and customer trust. Not because they work poorly, but because the tool only captures a moment — and no evidence that holds up when challenged. CarlogsPro turns this around: every handover becomes a solid piece of evidence, embedded in a continuous vehicle history.

How CarlogsPro works

From capture in the field to the decision in the cockpit.

CarlogsPro consists of two interfaces and a shared data foundation. In the frontend — the mobile app — drivers and employees capture every handover directly at the vehicle. In the Cockpit — the dashboard — fleet managers steer the entire fleet. Between them lies the vehicle record, where every capture comes together with tamper-evidence.

App
Capture · Frontend
Vehicle record
Evidence history
AI Comparison
Before/After
Cockpit
Control · Dashboard
VRIS
Risk intelligence
1

Capture in the frontend (the app)

The employee or driver opens the app on a phone or tablet and scans the VIN or the license plate — the vehicle data is pre-filled automatically. A guided flow asks for mileage, fuel level, damage on the body diagram and a photo walkaround; the AI checks every shot for sharpness and exposure directly on the device. Driver, customer and optionally a witness sign, the record is sealed with SHA-256 and sent automatically to both parties. Everything also works offline and syncs as soon as there is a connection again.

2

Filing in the vehicle record

Every completed record is appended as an immutable event to the vehicle's record (by VIN) and placed into a hash chain. This creates the gapless history: every handover, every damage, every repair, every return — chronological, with original photos, timestamps and signatures. The record is the shared, indisputable truth about the vehicle.

3

AI Comparison: Before/After

When a vehicle is captured again, the AI automatically compares the fresh photos with the last confirmed condition of the same area from the record. It flags new deviations as a "Change Event" — with a Confidence (how certain the detection is) and a Risk score (how economically significant). The employee decides on site: confirm, unsure or no damage. This way new transport damage is attributed to the correct responsibility period before a dispute arises — and detection improves with every decision.

4

Control in the cockpit (the dashboard)

All records together form the picture of the fleet. The Cockpit condenses them for fleet and service managers: open deadlines (TÜV, UVV, leasing, inspection), damage costs and cost per kilometer, risk hotspots (conspicuous vehicles, locations, service providers) and the responsibility attribution of new damage. Every metric is traceable down to the original photo — no score as a black box.

5

VRIS: from documentation to prediction

On this data foundation, VRIS (Vehicle Risk Intelligence) identifies patterns across the entire fleet: which vehicle types, locations or service providers cause an above-average number of damage cases? This produces explainable risk scores, benchmarks and alerts — and, going forward, damage forecasts and prevention recommendations. VRIS answers not only "What happened?" but "What is likely to happen — and how do we prevent it?".

Tamper-evidence in detail

Why nothing can change unnoticed.

The hash chain

On completion, a unique SHA-256 fingerprint is computed from the entire content of a record — texts, values and all photos. If even a single pixel or character changes, an entirely different fingerprint results.

Every new record of a vehicle additionally contains the fingerprint of the previous one — creating a chain. The advantage: you verify not just a single document, but the entire history. If someone were to alter, delete or insert an old record after the fact, the chain would no longer match — the manipulation is immediately noticed.

This makes it provable: completeness (nothing is missing), order (nothing was reordered) and integrity (nothing was touched after the fact) — without having to trust a central authority.

The QR verification

Every sealed record carries a QR code — on the PDF and in the digital receipt. Whoever scans it (customer, lessor, appraiser, or in a dispute even a court) arrives at a public verification page.

There, the document's current fingerprint is compared with the stored original fingerprint. If both match, it is confirmed: the document is genuine and unaltered. If something was manipulated, the fingerprints differ — the forgery is detected.

Verification is possible without login, identical for both parties, and delivers independent proof — no one has to "take the other's word". Both sides receive the same verified document automatically by email.

What makes us unique

Why CarlogsPro is unique.

Anyone can buy in vision AI and pretty forms. What sets CarlogsPro apart is the combination of an immutable evidence chain and the attribution of changes to responsibility periods — four building blocks that build on one another and only unfold their full value together:

1
Evidence chain instead of single documentOne immutable record per vehicle across the entire lifecycle — not 500 loose PDFs no one can find anymore.
2
Responsibility attributionEvery detected change can be attributed to a documented handover period and thus to a responsible party.
3
AI with mandatory confirmationBefore/after detection with Confidence and Risk scoring — the AI proposes, the human decides on site.
4
Data sovereignty in GermanySelf-hosted, GDPR-compliant and offline-capable — no forced third-party cloud, no dependency on external servers.
A clear boundary

What CarlogsPro deliberately is not.

Just as important as what CarlogsPro does is what it deliberately leaves to others.

We do not build GPS fleet tracking, no telematics hardware, no workshop or leasing management and no ERP. These are their own product worlds with established providers — we integrate them via interfaces rather than rebuilding them worse.

Instead, CarlogsPro owns the layer that has been missing there so far: the tamper-evident capture of condition and responsibility — and, building on that, the intelligence to derive patterns, risks and decisions from this data. This evidence and intelligence layer is the core of the product and the real, long-term advantage.

Where we win

Frequency beats fleet size.

It is not the number of vehicles that determines the benefit, but the number of handovers. A fleet with 500 vehicles and two handovers a year draws less value from CarlogsPro than a rental operation with 200 vehicles and 20,000 handovers. Every additional condition capture saves time, produces evidence and sharpens the risk analysis. The leverage is therefore greatest where vehicles constantly change hands:

Vehicle logistics & transfer Car rental & car subscription Pool vehicles Leasing & remarketing Company fleets Workshop & dealership
Market standard vs. CarlogsPro

The difference is the evidence chain.

The decisive difference lies not in the nicer app interface, but in what remains at the end — and whether it holds up when it matters.

Digital handover form / editable PDF

  • Single document instead of vehicle history
  • Photos without real evidentiary weight
  • No before/after attribution
  • Editable after the fact, no audit trail

CarlogsPro evidence platform

  • Immutable record per vehicle (VIN)
  • SHA-256, hash chain, QR verification
  • Responsibility attribution (custody)
  • Self-hosted in Germany, offline-capable
The benefit, in sharp focus

What Basic and Premium concretely deliver.

Basic is not a "form with extra fields" — it is the difference between an assertion and a proof.

Basic turns every handover into court-proof evidence — guided, in under three minutes, without login and even offline in the underground garage. The concrete advantage: you win every "it-was-already-there" argument. Every photo carries a timestamp and a SHA-256 hash, every completed record is sealed and can no longer be changed afterwards, and driver, customer and optionally a witness sign by name. Both sides automatically receive the same document, verifiable at any time via QR code. Paperwork and loose phone photos become solid evidence that prevents disputes from arising in the first place — and, as a vehicle record, makes a vehicle's entire history visible.

Premium turns the tool into a system for the whole operation. Multiple sites, drivers and roles work in the same vehicle records; lease returns are cleanly assessed with diminished value before expensive discussions with the lessor arise; analytics show damage, costs and deadlines at a glance; and via the API the data flows into your existing systems instead of ending up on an island. The advantage: less duplicate capture, fewer unattributable damage cases and a process that grows with the company — from the first pilot to the corporate rollout.

AI takes over the grunt work: VIN, mileage and license plate are read directly from the photo, and the before/after comparison flags new transport damage with Confidence and Risk scoring — the employee only confirms, the original photo remains as evidence. Cockpit condenses everything into a control instrument for fleet managers: fleet KPIs, deadlines and risk hotspots, every metric traceable down to the original photo.

Foundation
Basic
Turn every handover into court-proof, immutable evidence.
  • Guided capture + photo walkaround
  • Damage with photo · body diagram
  • Signatures: driver, customer, witness
  • SHA-256 sealing + hash chain
  • PDF, QR, automatic email delivery
  • Digital Vehicle Record · offline-capable
Entry level · per vehicle / transaction
Add-on
Team & scaling
Premium
One system for multiple sites, users and analytics.
  • Multi-user, roles & tenants
  • Lease returns & diminished-value assessment
  • Advanced analytics & export
  • API integration & priority support
Add-on to Basic
Add-on
Intelligence
KI
Automatic recognition & damage comparison — the human decides.
  • Vision: VIN, mileage, license plate
  • AI Before/After comparison
  • Confidence & Risk scoring
  • On-device photo quality check
Usage-based · with cost control
Add-on
Control
Cockpit
The control cockpit for fleet managers.
  • Fleet KPIs & cost/km
  • Deadlines: TÜV, UVV, leasing, inspection
  • Risk hotspots & responsibility attribution
  • Traceable down to the original photo
Premium module

We put together concrete pricing to match your vehicle count and handover frequency. Request a quote →

Why now

Whoever builds the history today prevents tomorrow's damage.

The pressure for tamper-evident, efficient handovers is rising — through leasing and return disputes, through labor costs and through the sheer volume of vehicle movements. Whoever builds the gapless vehicle history now will have tomorrow's data foundation for a risk intelligence that does not merely document damage but prevents it. That is exactly where CarlogsPro is headed: from the tamper-evident handover through the vehicle record to Vehicle Risk Intelligence.

Contact

Let's talk about your fleet.

Live demo, pilot or quote — we get back to you promptly.

Provider

Comcentra IT-Consulting GmbH

Web
carlogspro.de
Address
Teschensudberger Str. 19
42349 Wuppertal
Phone
0202-747700-00

Managing Director: Jens Olaf Harms · Register court Wuppertal HRB 29485 · VAT ID DE321849079

Next steps

To a pilot in three steps

1
Watch the live demo
Experience the complete flow in a few minutes.
2
Key figures & ROI
Vehicle count & handover frequency — calculated instantly yourself in the ROI calculator.
3
Start a pilot
Measure real euro ROI in one frequency segment.
ROI calculator

Calculate your benefit — yourself.

Move the sliders and instantly see what CarlogsPro brings in per year. Transparent assumptions, no contract values.

ROI is not a marketing trick but the most honest language in sales: CarlogsPro is interesting when the benefit clearly exceeds the cost. The biggest lever is the handover frequency — plus the value of better-documented damage and avoided disputes.

Your key figures

Rough order of magnitude — not contract values.
Estimated total benefit per year
Process benefit (time)
Better-documented damage
Plus avoided disputes & (with Cockpit/AI) risk prevention. Assumption: 50 % of disputed damage is better attributed thanks to the evidence chain.

For a solid quote matching your fleet: Request a quote →

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