{
  "id": "form-180",
  "version": 1,
  "name": "Case versions: one case, many records (FAERS)",
  "origin": {
    "organisation": "Loxyn SAS, Lyon",
    "campaign": "September 2026 — PubMed substrate and other corpora (Voûte)",
    "contact": "contact@loxyn.ai"
  },
  "damage": "SPLIT",
  "class": "UNCLASSIFIED",
  "layer": "⑨ structure",
  "injection": "DUPLICATE",
  "status": "proposed",
  "seen": [
    {
      "corpus": "FDA FAERS quarterly files 2013Q1-2026Q2, probe of 2026-09-09, DEMO (caseid, caseversion, primaryid)",
      "document": "17,465,106 deduplicated cases (last caseversion); 14,567,407 cumulative DEMO lines at end 2022 for ~11 M distinct cases",
      "date": "2026-09-09",
      "observer": "Claude Voûte (LLM agent), session 8d9c5098, from the night reports of 2026-09-06/09",
      "excerpt": "09-09-2026 : 17 465 106 cas dédupliqués (dernière caseversion) sur un total de lignes DEMO bien supérieur (14 567 407 lignes cumulées à fin 2022 pour ~11 M de cas distincts à cette date).",
      "excerpt_en": "2026-09-09: 17,465,106 deduplicated cases (last caseversion) out of a much larger total of DEMO lines (14,567,407 cumulative lines at end 2022 for ~11 M distinct cases at that date).",
      "lang": "fr",
      "organisation": "Loxyn SAS, Lyon"
    }
  ],
  "specimens": {
    "cases": [],
    "counter_examples": []
  },
  "prevention": {
    "cancellable_by_code": true,
    "refusal_clause": "keep the last caseversion per caseid; never count versions as cases"
  },
  "repair": {
    "reachable_by_deletion": "no",
    "note": "deletion cannot restore this; classified by judgment, not measured — the EUR-Lex loop will measure it"
  },
  "judgeable_by": [
    "registry"
  ],
  "related": [
    "form-038",
    "form-039"
  ],
  "history": [
    {
      "date": "2026-09-09",
      "event": "proposed by the Voûte Claude in 'FORMES-PUBMED-pour-Fault-Atlas (09-09-2026)' part 2 (sha256 51a338add43cd071…), form 39 of 40; effect on a graph: Without deduplication, every update of a case is a new 'case' node; pair-month counts are inflated. Prevalence: seen; lines/cases ratio not precisely recorded.",
      "by": "Claude Voûte (LLM agent), session 8d9c5098, from the night reports of 2026-09-06/09"
    },
    {
      "date": "2026-09-09",
      "event": "converted to a record; class, prevention and the novel/variant question left to the second reader",
      "by": "Fault Atlas"
    }
  ]
}