{"event":{"id":"evt-2024q1-sora","dedupe_key":"historical_material_change:2024-02-15:sora-research-demonstrates-text-conditioned-video-generation","event_type":"historical_material_change","title":"Sora research demonstrates text-conditioned video generation","summary":"OpenAI disclosed a diffusion-transformer video model with selected demonstrations and acknowledged simulation limitations.","occurred_at":"2024-02-15T00:00:00.000Z","published_at":"2024-02-15T00:00:00.000Z","observed_at":"2026-10-09T19:12:47.000Z","reconstructed_at":"2026-10-09T19:12:47.000Z","ingest_type":"live_world_scan","locations":null,"status":"verified","confidence":0.97,"metadata":{"what_happened_at_time":"OpenAI disclosed a diffusion-transformer video model with selected demonstrations and acknowledged simulation limitations.","what_must_not_be_inferred":"The research report does not establish general availability, accurate physics or an executable game-state engine.","availability_status":"research_demonstration","affected_layers":["layer-models","layer-research"],"epistemic_status":"observed_fact"},"created_at":"2026-10-09T21:04:17.172Z","updated_at":"2026-10-09T21:04:17.172Z"},"artifacts":[{"id":"art-2024q1-sora","dedupe_key":"9655d269a1511b3c571cbf901c6885f28c1685fb44d3f5c3a8605d1560363e1c","canonical_url":"https://openai.com/index/video-generation-models-as-world-simulators/","evidence_locator":"","artifact_type":"official_announcement","title":"Sora research demonstrates text-conditioned video generation","summary":"OpenAI disclosed a diffusion-transformer video model with selected demonstrations and acknowledged simulation limitations.","creator_entities":["OpenAI"],"released_at":"2024-02-15T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2024-Q1"},"created_at":"2026-10-09T21:04:17.165Z","updated_at":"2026-10-09T21:04:17.165Z","relation":"documented_by"}],"signals":[{"id":"sig-2024q1-models","statement":"Vision-capable assistants broadened across providers; selected million-token multimodal experiments and video-generation research expanded the model interface beyond Q4's available products.","signal_type":"historical_layer_delta","direction":"increasing","confidence":0.93,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-09T19:12:47.000Z","created_at":"2026-10-09T21:04:17.177Z","updated_at":"2026-10-09T21:04:17.177Z"},{"id":"sig-2024q1-research","statement":"Research combined inspectable language-model training, generated interactive environments and instruction following across game interfaces; production autonomy and semantic state were not established.","signal_type":"historical_layer_delta","direction":"increasing","confidence":0.93,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-09T19:12:47.000Z","created_at":"2026-10-09T21:04:17.179Z","updated_at":"2026-10-09T21:04:17.179Z"}]}