# Corrections

This append-only record corrects published metadata without rewriting an
immutable release.

## 2026-08-12 — Bučar et al. (2015) licence metadata

**Applies to:** `ritonavir-polymorph` v0.1, `case.json` SHA-256
`652a04699aadc6143d9136dc8d515fd3b4fa8774d963d885e79968156b1cb8ad`.

**Published metadata:** `sources[bucar-2015].access` was
`public-full-text-reuse-rights-not-asserted`.

**Correction:** The article's PMC Copyright and License information states
that *Disappearing Polymorphs Revisited* by Krešo Bučar, Robert W. Lancaster,
and Joel Bernstein is available under the Creative Commons Attribution 4.0
International licence (`CC-BY-4.0`). Sources: [PMC article
record](https://pmc.ncbi.nlm.nih.gov/articles/PMC4479028/) · [CC BY
4.0](https://creativecommons.org/licenses/by/4.0/).

**Effect:** Metadata only. No scientific claim, source locator,
interpretation, unknown, medical or manufacturing boundary, or case conclusion
changes. This correction records the cited article's licence; it does not
license or relicense the Ritonavir case or any other artifact.

**Next revision:** Keep v0.1 unchanged. In the next case revision, separate
access from rights: record the article as open-access full text and record
`CC-BY-4.0` with its licence URL.

**Correction attribution:** Identified and prepared by Codex during the
2026-08-12 publication review, at Yu's direction.