{"event":{"id":"evt-hist-phase30-nano-banana21-model-card","dedupe_key":"model_safety_documentation_publication:2026-10-06:google-deepmind-publishes-nano-banana-2-1-model-card","event_type":"model_safety_documentation_publication","title":"Google DeepMind publishes Nano Banana 2.1 model card","summary":"Public documentation milestone: Google DeepMind publishes Nano Banana 2.1 model card. Consult source for claims, date differences and limitations; Phase30 source receipt #1092. No global novelty or downstream outcomes implied.","occurred_at":"2026-10-06T00:00:00.000Z","published_at":"2026-10-06T00:00:00.000Z","observed_at":"2026-10-18T09:45:00.000Z","reconstructed_at":"2026-10-18T09:45:00.000Z","ingest_type":"historical_backfill","locations":null,"status":"verified","confidence":0.88,"metadata":{"evidence_only":1,"global_novelty_unproven":1,"independent_outcomes_unproven":1,"original_index_position":1092},"created_at":"2026-10-19T05:57:38.030Z","updated_at":"2026-10-19T05:57:38.030Z"},"artifacts":[{"id":"art-hist-phase30-nano-banana21-model-card","dedupe_key":"101bee7a3eb1a8d7ac7b740bc921e035f49a793e07602dbf12fe7f3f8d91a432","canonical_url":"https://deepmind.google/models/model-cards/nano-banana-2-1/","evidence_locator":"","artifact_type":"original_publication","title":"Google DeepMind publishes Nano Banana 2.1 model card","summary":"","creator_entities":[],"released_at":"2026-10-06T00:00:00.000Z","content_hash":null,"metadata":[],"created_at":"2026-10-19T05:57:38.029Z","updated_at":"2026-10-19T05:57:38.029Z","relation":"documented_by"}],"signals":[]}