About Print Validation System
Structured print compliance guidance for Amazon KDP and IngramSpark.
Print Validation System was created to reduce print submission errors and eliminate repetitive rejection cycles for self-publishing authors.
The content is built from real-world production workflows, repeated platform rejection analysis, and hands-on cover and interior file preparation.
This site focuses on measurable validation rules — trim size accuracy, spine width math, margin bands, bleed zones, and export consistency — rather than general publishing advice.
Mission
To provide deterministic, checklist-driven validation before file upload, reducing risk, delays, and production uncertainty.
What This Site Is
- A structured print validation reference
- A toolkit for preventing upload rejection
- A technical supplement to official platform documentation
What This Site Is Not
- Not an official Amazon KDP or IngramSpark resource
- Not legal or financial advice
- Not a substitute for platform terms and guidelines
Update Policy
Content and tools are periodically reviewed and updated based on platform specification changes and observed rejection patterns.