PikSign Detect

AI-image and manipulation detection

LENORA TECH LABOUR CERTIFICATE.pdf · 1891 KB

LOW-RISK

Detected type: Certificate

Finance category: Other Finance

Combined risk 11/100 System confidence: 71%
Easy Summary

Only limited anomalies were detected, mostly moderate or metadata-level. Risk is low but not zero.

Next step: Proceed with caution and optionally perform spot verification on key fields.
PDF history View stored PDF
19Passed
4Warnings
0Critical
0Math issues
Structural
Creator Metadata

Creator metadata missing

Structural
ExifTool Metadata Cross-check

Creator/Producer values differ between qpdf-derived and ExifTool-derived metadata.

Math
Core Identity Markers Present

Certificate should include a consistent holder identity and an identifier.

Math
Date Marker Consistency

Missing issue date or conflicting validity markers are flagged as notable anomalies.

PASS
PDF Header Validity

Header present: %PDF-1.4

PASS
Cross-reference Integrity

qpdf verification passed without fatal errors

PASS
Trailer Structure

Trailer marker found

PASS
EOF Marker Count

1 EOF marker(s) detected

PASS
Incremental Update Detection

No incremental updates detected

PASS
Object Count Consistency

Byte estimate 16, object estimate 11

WARNING
Creator Metadata

Creator metadata missing

INFO
Producer Metadata

Producer: u:iText 2.0.7 (by lowagie.com)

PASS
Creator/Producer Relationship

Insufficient data for family comparison

PASS
Creation/Modification Timestamp Proximity

Difference: 0.0 minutes

INFO
Metadata Completeness

Metadata is present but should be interpreted with context

WARNING
ExifTool Metadata Cross-check

Creator/Producer values differ between qpdf-derived and ExifTool-derived metadata.

INFO
Font Inventory

1 unique font(s) detected

PASS
Font Mixing Heuristic

Font mixing appears within normal range

INFO
Annotations Presence

Annotations detected

PASS
Form Fields Presence

No form field markers detected

PASS
Embedded File Presence

No embedded file markers detected

PASS
JavaScript/Action Objects

No JavaScript/action markers detected

PASS
White Overlay Rectangle Heuristic

No unusual white overlay pattern detected

PASS
Hidden Content / Redaction Recovery Clues

No strong hidden-content/redaction marker combination detected

PASS
Image/Object Replacement Clues

No strong replacement clue combination detected

INFO
Digital Signature Presence

No digital signature markers detected.

INFO
Signature Trust Validation

Document is not signed; trust validation is not applicable.

INFO
Signature ByteRange Integrity

No signature markers detected; ByteRange integrity check is not applicable.

PASS
Object Stream Irregularities

Object stream markers appear internally consistent

INFO
Flattened/Regenerated Structure Heuristic

Creator/producer suggests possible regenerated export path

PASS
File Size/Page/Object Density Heuristic

File size 1936384 bytes, pages 1, object density 11.00

PASS
Passport Acknowledgement Generation Profile

No Passport Seva acknowledgement generation-profile mismatch detected

PASS
Source Provenance Markers

No strong source-generation markers detected

Payment/content review: SUSPICIOUS Basic content and arithmetic checks did not find a direct contradiction.

Detected details

NameSARVABHOTLA SRINIVASA MURTHY
Periodto be revoked.The validity of this certificate is further subject to the payment of annual fee and penalty (if any)
WARNING
Core Identity Markers Present

Should be: Name and identifier should be present · Found in file: name=yes, id=no

Certificate should include a consistent holder identity and an identifier.

WARNING
Date Marker Consistency

Should be: Issue/validity markers should be coherent · Found in file: issueDate=missing, validTill=missing

Missing issue date or conflicting validity markers are flagged as notable anomalies.

PASS
Ocr Vs Embedded Text Layer Consistency

Should be: Visible/OCR text should largely align with embedded text layer · Found in file: similarity=0.81, ocrCriticalCoverage=0.91, embeddedTokens=123, ocrTokens=146

OCR-visible content is broadly consistent with the embedded text layer.

PASS
Bank document content presence

Should be: bank-related text · Found in file: present

Basic text extraction should find document content.

No visual issues detected.

Field replacement detection

No field-level replacement anomalies were detected by deterministic structural/content consistency rules. Typography/alignment-only differences are treated as advisory.

Risk score0/100 Assessed fields1
Bank document module: LIKELY CLEAN No direct deterministic contradiction was found in the extracted content.

Extracted bank fields

PASS
Bank document content presence

Expected: bank-related text · Found: present

Basic text extraction should find document content.

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