HACCP Food Safety

78% of HACCP audit failures
are documentation problems,
not temperature problems.

Upload your digital thermometer CSV. Get inspector-ready CCP documentation with cooling curve analysis, critical limit validation, and SHA-256 integrity hashing. Eliminate pencil whipping forever.

Validate Your Data → View Sample Certificate
The Problem

The Pencil Whipping Epidemic

Your kitchen temperatures are fine. Your documentation is not. A majority of temperature-control violations stem from incomplete documentation rather than actual unsafe temperatures.

"Temperature logs are notoriously pencil-whipped in the restaurant industry. A pencil-whipped log is worse than no log at all -- it proves negligence."

-- Food safety industry analysis, describing the documentation crisis in food service operations
$22K

First-year HACCP compliance cost

Average first-year HACCP implementation costs $21,932 for a small business. Planning ($5,272), implementation ($8,731), annual ongoing ($7,929). SMEs see HACCP as difficult and expensive with few perceived benefits.

66%

Teams spend 3+ months on audits

Two-thirds of food safety teams spend over three months of the year preparing for and conducting audits. Staff need a minimum of 90 days of clean, complete records before any audit.

78%

Audit failures are documentation failures

A steakhouse with excellent temperature control failed its audit because paper logs were incomplete during dinner rush. The temperatures were fine. The paperwork was not.

90%

Time reduction with digital logs

Paper-to-digital transition reduces logging time by 90%+. But most operations still use paper because digital alternatives like Jolt cost $200-$500/month and require hardware installations.

Sound familiar?

How It Works

Three Steps. Thirty Seconds.

No app to install. No Bluetooth sensors to buy. Works with thermometers you already own.
1

Export CSV From Your Thermometer

Download the temperature data from your digital thermometer or data logger as a standard CSV file.

Compatible: ThermoWorks, HOBO, EasyLog, any digital thermometer CSV
2

Upload to ProofKit

Set your critical limits (e.g., 135F cooking, 41F holding) and process type. Or select a HACCP preset.

Pre-configured: Cooling (135-70-41), Cooking, Cold Holding, Hot Holding, custom
3

Download CCP Documentation

Receive a signed PDF with PASS/FAIL verdict, cooling curve chart, critical limit analysis, and SHA-256 evidence bundle.

Output: PDF certificate + evidence.zip with manifest
Certificate Contents

What Your Health Inspector Receives

Every certificate replaces a paper log that could be pencil-whipped with tamper-evident digital documentation.
  • PASS/FAIL verdict -- clear determination against critical limits
  • Cooling curve chart -- time-temperature plot with 135-70-41 thresholds and required timeline
  • Critical limit analysis -- temperature at each required checkpoint
  • Stage timing -- time to reach 70F (max 2h), time to reach 41F (max 6h total)
  • Process specification box -- critical limits, process type, sensor information
  • Statistical summary -- start temp, end temp, cooling rate, time in danger zone
  • QR verification code -- scan to verify certificate integrity online
  • SHA-256 evidence bundle -- manifest with per-file hashes and root hash for tamper detection
  • Original CSV preserved -- raw data included in evidence.zip for full traceability
ProofKit Certificate
HACCP Cooling Process Validation
PASS
chili_batch_cooling_feb2026.csv
Start Temp
165.0 F
End Temp
38.4 F
Stage 1 (to 70F)
1h 42m
Stage 2 (to 41F)
4h 18m
Total Cool Time
5h 22m
Integrity
Verified
sha256:c9f4a2...
Standards Compliance

Documentation Your Inspector Expects

ProofKit validates against the food safety standards that govern restaurants, food manufacturers, and food distributors.
FDA Food Code
The model food safety code adopted by most state and local health departments. Defines critical temperature requirements for cooking, cooling, holding, and reheating. The 135-70-41 cooling rule is the most commonly cited requirement.
HACCP Codex Alimentarius
The international food safety management framework. Requires identification of critical control points (CCPs), establishment of critical limits, monitoring procedures, corrective actions, and record-keeping documentation.
FSMA 204
FDA Food Safety Modernization Act Section 204. Requires enhanced food traceability recordkeeping for foods on the Food Traceability List. Compliance deadline extended to July 2028.
SQF
Safe Quality Food Program. A GFSI-benchmarked food safety and quality certification program. Requires documented temperature monitoring, critical limit validation, and corrective action records at every CCP.
Comparison

ProofKit vs. The Alternatives

Connected sensor platforms cost $200-$500/month and require hardware installation. Paper logs take 10+ hours per week and can be falsified.
Feature ProofKit Paper Logs Jolt / ComplianceMate Excel
Tamper-proof documentation Yes -- SHA-256 No -- pencil whipping Partial No
No hardware required Yes Yes No -- sensors + tablets Yes
Cooling curve analysis Yes No Basic alerts No -- manual
AI-powered analysis Yes No No No
Certificate in < 60 seconds Yes No -- 10+ min Reports available No -- hours
Inspector-ready format Yes -- PDF If legible Yes No
Works with existing thermometers Yes -- any CSV Yes No -- vendor hardware Yes
Price $149/mo Free (labor cost) $200-$500/mo + hardware Free (labor cost)
AI Analysis

ProofKit Doesn't Just Validate. It Explains.

Paper logs say "temp OK." ProofKit provides the analysis your HACCP team needs for corrective action decisions.
Before: Paper Log
Time    Temp    Initials
6:00PM  165F    JM
7:00PM  118F    JM
8:00PM   82F    JM
10:00PM  52F    --
12:00AM  41F    --
After: ProofKit AI Analysis

Cooling Validation Summary: This chili batch achieved compliant two-stage cooling. Stage 1 (165F to 70F) completed in 1 hour 42 minutes, well within the 2-hour maximum. Stage 2 (70F to 41F) completed at the 5 hour 22 minute mark, within the 6-hour total limit.

The cooling curve shows consistent heat loss with no plateaus or reheating events, indicating effective ice bath or blast chiller use.

Note: Temperature readings show 1-hour gaps between measurements. For stronger documentation, consider 15-minute intervals during the critical first 2 hours when the food passes through the danger zone (135F-70F). This provides better evidence of continuous cooling for inspector review.
Pricing

Saves 9 Hours Per Week in Documentation

Start free. Upgrade when your volume requires it.

Professional

$149/mo
100 certificates per month
  • All industry templates
  • AI-powered analysis
  • Cooling curve validation
  • No watermark
  • SHA-256 evidence bundles
  • Priority email support
Get Professional

Business

BEST VALUE
$349/mo
500 certificates per month
  • Everything in Professional
  • Batch processing
  • API access
  • Multi-location support
  • Custom report branding
  • Phone support
Get Business

ROI Calculator: HACCP

10 hrs/wk
current logging time
→
1 hr/wk
with ProofKit
=
9 hrs/wk
saved
×
$20/hr
staff cost
=
$720/mo saved
immediate ROI on $149/mo
FAQ

Frequently Asked Questions

How does ProofKit validate the 135-70-41 cooling rule?

ProofKit analyzes your cooling curve CSV data against the FDA Food Code two-stage cooling requirement: food must cool from 135F to 70F within 2 hours, then from 70F to 41F within an additional 4 hours (6 hours total). The certificate shows the actual time at each threshold, whether each stage was met, the overall cooling curve plotted against the required timeline, and a clear PASS/FAIL determination.

How does ProofKit document cooling curves for inspectors?

ProofKit generates a time-temperature chart showing the actual cooling curve alongside the required cooling curve with FDA thresholds clearly marked. The certificate includes timestamps for each critical threshold crossing (135F, 70F, 41F), total cooling time, danger zone time, and PASS/FAIL determination. This is exactly the documentation format that health department inspectors expect to see during food safety audits.

Will health inspectors accept ProofKit certificates?

ProofKit certificates contain all data elements required by FDA Food Code and HACCP Codex Alimentarius: timestamps, temperature readings, critical limits, PASS/FAIL determination, and corrective action triggers. The certificate includes SHA-256 integrity verification, making it more tamper-resistant than paper logs. Many inspectors prefer digital documentation because it eliminates the pencil whipping problem. Check with your local health department for digital recordkeeping acceptance.

Can I use ProofKit alongside my existing paper logs?

Yes. Many operations transition gradually by running ProofKit certificates in parallel with existing paper logs during the first few audit cycles. This lets you demonstrate to your inspector that your digital documentation is equivalent or superior to paper records. Once your inspector is comfortable with the format, you can reduce or eliminate redundant paper logs. ProofKit certificates cannot be pencil-whipped, which many inspectors view as an advantage over paper.

How does ProofKit handle corrective action documentation?

When ProofKit detects a FAIL condition (temperature outside critical limits, cooling too slow, etc.), the certificate documents the deviation: how far outside the limit, for how long, and the pattern of the deviation. The AI analysis provides context about the severity and potential food safety implications. Corrective action decisions remain with your HACCP team, but ProofKit provides the objective data foundation for those decisions, which is what inspectors want to see.

Which digital thermometers are compatible with ProofKit?

ProofKit works with any digital thermometer or data logger that exports CSV files with timestamp and temperature columns. This includes ThermoWorks (BlueDOT, Signals, ThermaData), HOBO (Onset), EasyLog (Lascar), and any other device that exports CSV. If your thermometer records data digitally and can export a CSV, ProofKit can read it.

Your next health inspection is coming. Be ready.

Upload your temperature data. Download documentation that cannot be pencil-whipped.

Validate Your Data →