Real documents, real results.

What each document failed, what we fixed, and what we declined.

Validated with veraPDF 1.30.2 against ISO 14289-1 (PDF/UA) · 2026-08-08

Results

Seven machine checks per document, red where one fails: Tagged · Structure · Language · Title · Alt text · Tab order · Not locked
PASS
fixed, validated, delivered
ALL PASSING
arrived clean, no charge
REFUSED
failed our own gates, no charge
OUT OF SCOPE
work we don't do
DocumentBeforeAfterResult
Adam optimizeracademic · 15pp5/7 failing0 failingPASS5 fixed
Attention Is All You Needacademic · 15pp5/7 failing0 failingPASS5 fixed
BERTacademic · 16pp5/7 failing0 failingPASS5 fixed
Bahdanau et al. 2014academic · 15pp5/7 failing0 failingPASS5 fixed
Batch Normalizationacademic · 11pp5/7 failing0 failingPASS5 fixed
Chain-of-Thought Promptingacademic · 43pp5/7 failing0 failingPASS5 fixed
Deep Residual Learningacademic · 12pp5/7 failing0 failingPASS5 fixed
InstructGPTacademic · 68pp5/7 failing0 failingPASS5 fixed
LoRAacademic · 26pp5/7 failing0 failingPASS5 fixed
Mistral 7Bacademic · 9pp5/7 failing0 failingPASS5 fixed
Retrieval-Augmented Generationacademic · 19pp5/7 failing0 failingPASS5 fixed
VGGacademic · 14pp5/7 failing0 failingPASS5 fixed
YOLOacademic · 10pp5/7 failing0 failingPASS5 fixed
pdf.js TraceMonkey paperacademic · 14pp5/7 failing0 failingPASS5 fixed
quant-ph/9708016 (1997)academic · 18pp5/7 failing0 failingPASS5 fixed
word2vecacademic · 12pp5/7 failing0 failingPASS5 fixed
Constructed: 160 pagesconstructed · 160pp5/7 failing0 failingPASS5 fixed
Constructed: German business letterconstructed · 1pp5/7 failing0 failingPASS5 fixed
Constructed: invoice with tableconstructed · 1pp5/7 failing0 failingPASS5 fixed
Control: embedded fontsconstructed · 2pp5/7 failing0 failingPASS5 fixed
Control: report with tableconstructed · 1pp5/7 failing0 failingPASS5 fixed
Berkshire Hathaway 2022 lettercorporate · 10pp5/7 failing0 failingPASS5 fixed
Berkshire Hathaway 2023 lettercorporate · 16pp5/7 failing0 failingPASS5 fixed
LibreOffice Writer exportgenerated · 1pp4/7 failing0 failingPASS4 fixed
W3C WAI samplegenerated · 1pp5/7 failing0 failingPASS5 fixed
pdf.js mixed page sizesgenerated · 3pp4/7 failing0 failingPASS4 fixed
pdf.js test file (TCPDF)generated · 3pp4/7 failing0 failingPASS4 fixed
pdf.js transparency testgenerated · 1pp5/7 failing0 failingPASS5 fixed
Federal Reserve FOMC minutesgovernment · 21pp3/7 failing0 failingPASS3 fixed
H.R.3746 as enrolledgovernment · 40pp5/7 failing0 failingPASS5 fixed
IRS Form 1040government · 2pp0/7 failing0 failingPASS
IRS Publication 17government · 142pp0/7 failing0 failingPASS
NIST Cybersecurity Framework 2.0government · 32pp0/7 failing0 failingPASS
NIST SP 800-63-3government · 76pp1/7 failing0 failingPASS1 fixed
UN Declaration of Human Rightsgovernment · 8pp3/7 failing0 failingPASS3 fixed
Bellingham parks & open space planmunicipal · 91pp3/7 failing0 failingPASS3 fixed
Connecticut municipal primermunicipal · 16pp5/7 failing0 failingPASS5 fixed
Jefferson City Parks program guidemunicipal · 52pp4/7 failing0 failingPASS4 fixed
Seattle Parks recreation brochuremunicipal · 58pp0/7 failing0 failingPASS
Whitewater Township recreation planmunicipal · 101pp5/7 failing0 failingPASS5 fixed
Bitcoin whitepaperwhitepaper · 9pp4/7 failing0 failingPASS4 fixed
Constructed: password-protectedconstructedcouldn't open itnot producedOUT OF SCOPEfile unreadable
Constructed: scan, no text layerconstructed · 1pp5/7 failingnot producedOUT OF SCOPEscan · needs OCR
Constructed: truncated fileconstructedcouldn't open itnot producedOUT OF SCOPEfile unreadable
Public Law 117-58government · 1039pp5/7 failingnot producedOUT OF SCOPEover page limit

Check your own

Runs in your browser, uploads nothing. $2 a page, and only after it passes.

Check a PDF free