{"event":{"id":"evt-hist-phase31-epoch-ebr-bench-update","dedupe_key":"game_agent_benchmark_research_publication:2026-10-07:epoch-ai-publishes-earthborne-rangers-ebr-bench-update","event_type":"game_agent_benchmark_research_publication","title":"Epoch AI publishes Earthborne Rangers EBR-bench update","summary":"Epoch AI Oct 7 benchmark describes strong GPT-6 Astra play exploiting a known overpowered card; original scores reflect the benchmark rules, not demonstrated general game intelligence or unrelated cyber-incident polling.","occurred_at":"2026-10-07T00:00:00.000Z","published_at":"2026-10-07T00:00:00.000Z","observed_at":"2026-10-18T10:29:00.000Z","reconstructed_at":"2026-10-18T10:29:00.000Z","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":1125},"created_at":"2026-10-19T05:59:24.588Z","updated_at":"2026-10-19T05:59:24.588Z"},"artifacts":[{"id":"art-hist-phase31-epoch-ebr-bench-update","dedupe_key":"db800278c0c57988ab8e4e20b2d98241a75b68d4be2c7c03d0853f406b0b84c4","canonical_url":"https://epoch.ai/publications/ebr-bench-update","evidence_locator":"","artifact_type":"original_publication","title":"Epoch AI publishes Earthborne Rangers EBR-bench update","summary":"","creator_entities":[],"released_at":"2026-10-07T00:00:00.000Z","content_hash":null,"metadata":[],"created_at":"2026-10-19T05:59:24.586Z","updated_at":"2026-10-19T05:59:24.586Z","relation":"documented_by"}],"signals":[]}