observations: 37

Where each form was seen: corpus (and its reproducible record when there is one), date, observer, the verbatim note (original language), its English translation, and the exact probe that produced the figures when one was kept.

This data as json

id form_id form_name corpus corpus_id document date observer excerpt_en excerpt_original lang probe
37 form-066 Multi-column layout Biomedical PDFs 1957-1987 (migraine corpus), first observation wave   Hachinski et al., Cerebral Hemodynamics in Migraine, Canadian Journal of Neurological Sciences, 1977 (PDF 3.3 MB) 2026-08-08 house observer (LLM agent), first wave of August 2026, biomedical PDFs 1957-1987 (migraine corpus) Observed on 2026-08-08 on a COMPLETE article — *Cerebral Hemodynamics in Migraine*, Hachinski et al., Canadian Journal of Neurological Sciences, 1977 (PDF 3.3 MB). The text is not one column: it has two or three. The first page has three — English abstract, French abstract, body. Reading across the columns yields text that is grammatically correct and semantically false. Observé le 08/08 sur un article COMPLET — *Cerebral Hemodynamics in Migraine*, Hachinski et al., Canadian Journal of Neurological Sciences, 1977 (PDF 3,3 Mo). Le texte n'est pas une colonne : il en compte deux ou trois. La première page en a trois — résumé anglais, résumé français, corps de l'article. Une lecture en travers des colonnes produit un texte grammaticalement correct et sémantiquement faux. fr