CLIENT ENGINE // AIR-GAPPED

PDF Metadata Editor & Sanitizer

View, edit, and sanitize hidden Document Information Dictionaries and tracking metadata in PDF documents directly in your browser. 100% private and zero uploads.

APPARATUS // PDF-METADATA-EDITOR VERIFIED OK // 0.0ms

Quick Reference Benchmarks

Standard Specification ISO 32000-1 / ISO 32000-2 (/Info & XMP Streams)

Processing Architecture 100% Client-Side In-Memory (TypedArrays)

Network & Server Telemetry Zero Server Uploads / Local Memory Only

Privacy Sanitization 1-Click Permanent Wipe (Author, Dates, Software)

Supported Fields Title, Author, Subject, Keywords, Creator, Producer

Compliance Guarantee 100% Registration-Free, Zero Account Walls, Private Compute

Overview & Background

The Portable Document Format (PDF), governed by international standards ISO 32000-1 and ISO 32000-2, embeds extensive document telemetry inside every generated file. Beyond visible text and graphics, PDF documents retain a hidden Document Information Dictionary (/Info) and Extensible Metadata Platform (XMP) data stream. These repositories automatically record author names, corporate affiliations, document titles, subject keywords, operating system versions, software application signatures, and microscopic timestamps of every revision. In commercial negotiations, legal discovery, investigative journalism, and academic peer review, distributing un-sanitized PDF files inadvertently exposes confidential internal usernames, client references, file paths, and editing chronologies.

Traditional online PDF metadata strippers require users to upload sensitive contracts, internal financial audits, and personal disclosures to remote cloud servers. Transmitting confidential documents over third-party networks introduces severe security liabilities, persistent remote server caching, and non-compliance with strict privacy frameworks like HIPAA, GDPR, and attorney-client confidentiality rules. Kitiverse solves this critical vulnerability through an air-gapped, zero-upload architecture. All PDF parsing, metadata extraction, dictionary editing, and binary re-serialization execute 100% locally inside your web browser sandbox using modern WebAssembly and typed array memory buffers.

The technical inspection dashboard displays essential document telemetry including PDF specification versions, exact page counts, byte sizes, and geometric sheet dimensions in points, millimeters, and inches with standard classification (A4, US Letter, US Legal). Users can inspect existing properties, customize Title, Author, Subject, Keywords, Creator, and Producer values, or engage the 1-Click 'Strip All Tracking Metadata' sanitizer to permanently wipe all tracking signatures before public dissemination.

How to view, edit, and sanitize PDF metadata online

Inspect and clean hidden document tracking properties directly in your browser with zero latency.

Select a PDF document by dragging it into the dropzone or clicking 'Browse PDF'. To test the metadata workflow immediately without a personal file, click 'Load Sample PDF' to inspect an aerospace engineering telemetry report with pre-filled metadata properties.

Review the live document technical telemetry dashboard. Inspect the PDF specification version (e.g. PDF 1.7), total page count, file size, and paper dimensions.

Examine the detected Document Information Dictionary fields: Title, Author, Subject, Keywords, Application Creator, Software Producer, and Creation/Modification timestamps.

To modify specific fields, edit the input boxes directly. You can update titles, assign new authors, or organize search tags using comma-separated keywords.

To sanitize the document for public distribution or legal discovery, click the primary 'Strip All Tracking Metadata' button to wipe all author names, software signatures, and edit history in a single click.

Click 'Save & Export PDF' to compile the sanitized file. Processing completes in milliseconds directly within your device's memory, initiating an instant direct download.

Frequently Asked Questions

Is my confidential PDF uploaded to any external server during metadata editing?

No. Kitiverse operates under a strict client-side compute architecture. When you select a document, its binary bytes are read directly into an in-memory Uint8Array within your browser's local sandbox. Document dictionary inspection, metadata modification, and byte re-serialization are executed locally on your device CPU. No file content, author names, or metadata values are ever transmitted across the internet.

What is the difference between Document Info (/Info) and XMP metadata?

PDF files historically store metadata in a trailer dictionary (/Info) with standard keys like Title, Author, Subject, and Producer. Modern PDF specifications also incorporate Extensible Metadata Platform (XMP) XML streams stored in the document catalog (/Root /Metadata). Kitiverse sanitizes both repositories simultaneously, ensuring that legacy readers and modern XML parsers find zero residual tracking signatures.

What happens when I use the 1-Click 'Strip All Tracking Metadata' feature?

The sanitization engine purges all key-value entries from the Document Information Dictionary (Title, Author, Subject, Keywords, Creator, Producer, CreationDate, and ModDate) and removes any attached XMP metadata streams. The resulting PDF retains its complete vector graphics, text layers, and layout fidelity, but all external tracking signatures are permanently wiped.

Why is sanitizing PDF metadata critical before public or legal distribution?

PDF metadata often records sensitive private details without the author's knowledge. Word processors and desktop publishing suites frequently embed operating system user login names, local file directory paths, corporate domain handles, printer models, and revision history timestamps. Sanitizing documents prevents unintended data leaks during public filings, legal discovery, contract bids, or investigative reporting.

Does editing metadata alter or degrade document page contents or font quality?

No. Metadata operations are performed purely at the document catalog and trailer level. The underlying page streams, embedded vector fonts, vector drawing paths, and high-resolution raster images remain completely untouched and uncompressed. The visual and typographic output matches the original document identically.

Can I update the PDF Title without affecting the original author or creation date?

Yes. Each metadata field operates independently. You can modify only the Document Title and Keywords while preserving the original Author, or vice versa. Only the fields you choose to update or clear will be altered upon export.

Is this PDF metadata utility free and are there any file size restrictions?

Kitiverse is 100% free with zero registration, zero account walls, and zero usage throttling. Because processing executes directly within your device browser engine, there are no artificial file size paywalls or daily document quotas.

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Client-Side Execution & Verification Note:

This utility runs 100% locally in your browser with local device storage and zero server uploads. All outputs are provided on an "as-is" basis—please validate critical data, code, and files before deploying to production.