Publishing files

EPUB spine order report

Resolve OPF spine IDs to manifest entries and list missing or ambiguous references.

Your inputs

Start with an example

Example result

Match itemref idref values with manifest IDs in document order. Preserve linear flags, fallback/overlay references and URI bases.

The sample lists ch2 before ch1, with ch2 marked non-linear.

OPF XML only; no EPUB ZIP, linked files or rendering. Fallback support, full schema validity and reading-system behavior are not inferred.