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Validate C2PA credentials before attribution

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Victor Kuznetsov
2026-08-15 11:31:59 -07:00
parent 8201ada070
commit 2eab24a2e1
18 changed files with 826 additions and 47 deletions
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docs/python-api.md
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@@ -155,8 +155,17 @@ from remove_ai_watermarks.identify import identify
report = identify(Path("input.png"))
print(report.platform)
print(report.signals)
print(report.c2pa_validation)
```
`c2pa_validation`, when present, reports `integrity`, `signature`,
`signer_trust`, and `signer_validity` independently, plus the reader status
codes. A valid hash and signature with an untrusted or expired signer is a
medium-confidence signed claim. A hash or signature failure does not confirm the
claimed platform or AI origin. Fallback parsing reports unknown validation
dimensions, while a raw marker in an unsupported or malformed container can
leave `c2pa_validation` as `None`.
Use `check_visible=False` and `check_invisible=False` for metadata-only
inspection through the compatible path-based API: