{"artifact":{"id":"open_question-638da4b5-856a-4891-973d-e8f3dfc4b538","artifact_type":"open_question","entity_ids":"[\"experiments\"]","title":"Impact location mapping**: Which brain regions are most vulnerable to specific impact types?","quality_score":0.5,"created_by":"backfill_open_questions","provenance_chain":"[]","content_hash":"14c9c2d8fdc43c3a814f7464f98a567f11b42bd1679d6bc37a0fb0ec82e0d155","metadata":{"status":"open","_origin":{"url":null,"type":"internal","tracked_at":"2026-04-26T03:29:14.910433"},"field_tag":"experiments","source_id":"experiments-tbi-impact-profiles-cte-phenotype-heterogeneity","sub_field":"tbi-impact-profiles-cte-phenotype-heterogeneity","source_kind":"wiki","question_hash":"8790ff7d104d31c8353cdd737e7f713861b07dae2bad9537ce01e35b866470b8","question_text":"Impact location mapping**: Which brain regions are most vulnerable to specific impact types?","importance_elo":1500,"_schema_version":1,"evidence_summary":"Extracted from wiki page experiments-tbi-impact-profiles-cte-phenotype-heterogeneity","tractability_score":0.5,"potential_impact_score":0.5},"created_at":"2026-04-25T20:29:14.910574-07:00","updated_at":"2026-04-25T20:29:14.910574-07:00","version_number":4,"parent_version_id":null,"version_tag":null,"changelog":null,"is_latest":1,"lifecycle_state":"active","superseded_by":null,"deprecated_at":null,"deprecated_reason":null,"dependencies":null,"market_price":0.5,"origin_type":"internal","origin_url":null,"lifecycle_changed_at":"2026-04-25T20:29:14.910574-07:00","citation_count":0,"embed_count":0,"derivation_count":0,"support_count":0,"contradiction_count":0,"total_usage":0.0,"usage_score":0.5,"usage_computed_at":null,"quality_status":null,"contributors":[],"answers_question_ids":null,"deprecated_reason_detail":null,"deprecated_reason_code":null,"commit_sha":null,"commit_submodule":null,"last_mutated_at":"2026-05-16T14:51:34.657673-07:00","disputed_at":null,"gap_id":null,"mission_id":null,"intrinsic_priority":null,"effective_priority":null,"artifact_id":"2a443300-bf34-4521-ac47-fb7786fb63e8","artifact_dir":null,"primary_filename":null,"accessory_filenames":null,"folder_layout_version":1,"migrated_to_folder_at":null,"hypothesis_id":null,"authorship":{"kind":"human","contributors":[{"role":"author","actor_ref":"backfill_open_questions"}]},"epistemic_tier":"T3_provisional","created_by_agent_id":null},"outgoing_links":[{"target_artifact_id":"wiki-experiments-tbi-impact-profiles-cte-phenotype-heterogeneity","link_type":"derives_from","strength":0.9,"evidence":"{\"method\": \"open_question_wiki_crosslink\", \"cycle\": \"artifact-enrichment-2026-04-27\"}"}],"incoming_links":[],"current_artifact_id":"open_question-638da4b5-856a-4891-973d-e8f3dfc4b538","is_canonical":true,"supersede_chain":["open_question-638da4b5-856a-4891-973d-e8f3dfc4b538"]}