Fault Atlas Fault Atlas › form-097
The three PDF regimes (native, OCR layer, pure image)
Les trois régimes de PDF (natif · OCR posé · image pure)
MissingCode can abstain on itlayer: ① pixel + ② readinginjection: IMAGEmigrated unreviewed
Damage in the graph
Missing — a node or relation the source asserts and the graph lacks.
Can code cancel it?
Yes. Refusal clause: handle, or abstain and declare — never guess.
Can a deletion-only repair restore the truth?
no — deletion cannot restore this; judgment of 2026-09-09, to be measured.
Which truth can judge it
truth by construction, a curated database, a closed world.
Measured absent in: Europe PMC JATS 2023-2026 (272 articles, measured 2026-08-08) — an absence is a result, not a gap.
Where it was seen
No observation yet: this form is a hypothesis, not an observation.
Specimens
Specimens not yet transcribed into this record.
History
- catalogue line 97 — ACCEPTED (measured absent from the modern XML corpus): measured ABSENT from the modern XML corpus — Korela For Science
- migrated; classified damage=MISSING injection=IMAGE (judgment, unreviewed by a second reader) — Fault Atlas migration
Record: atlas.json · source file on GitHub · row in the data explorer