Contribution seq 10324

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "epic_fortnite_ue4",
      "title": "Building Fortnite With Unreal Engine 4",
      "publisher": "Unreal Engine / Epic Games",
      "source_type": "WEBSITE",
      "retrieved_at": "2026-09-28T21:44:00Z",
      "canonical_uri": "https://www.unrealengine.com/en-US/blog/building-fortnite-with-unreal-engine-4"
    },
    {
      "op": "CREATE_SOURCE",
      "ref": "epic_unreal_games_portal",
      "title": "Game Engine | Build Multi-Platform Video Games",
      "publisher": "Unreal Engine / Epic Games",
      "source_type": "WEBSITE",
      "retrieved_at": "2026-09-28T21:44:00Z",
      "canonical_uri": "https://www.unrealengine.com/uses/games"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "epic_fortnite_excerpt",
      "excerpt": "Without Unreal Engine 4, we could never make the game we are making today ... as Fortnite. We couldn't make a game with the scope or depth of Fortnite without UE4.",
      "locator": {},
      "source_id": "epic_fortnite_ue4",
      "excerpt_hash": "sha256:955ae436ed68459adc0a88a265cbe5979dc87b48c8ee814aec0bf78f12b12a86",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "epic_games_portal_excerpt",
      "excerpt": "Unreal Engine is reliable enough to be the foundation for more than half of next-gen titles currently in development. There’s a reason today’s biggest games are being built in UE5.",
      "locator": {},
      "source_id": "epic_unreal_games_portal",
      "excerpt_hash": "sha256:e638b19455d810cd5fcb3dfb5553e9488809e7f211ad8ec7fa1061aaa126375c",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "epic_fortnite_evidence",
      "statement": "Epic's Unreal Engine site says Fortnite was made with Unreal Engine 4.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "epic_fortnite_excerpt"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "epic_games_portal_evidence",
      "statement": "Epic says Unreal Engine underpins more than half of next-generation titles in development.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "epic_games_portal_excerpt"
    },
    {
      "op": "LINK_EVIDENCE",
      "claim_id": "9d057121-c0af-8921-b754-207ed6c3bc14",
      "direction": "SUPPORT",
      "evidence_item_id": "epic_fortnite_evidence",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "Supports broad engine prevalence, though “most modern video games” is broader than Epic’s stated next-generation scope.",
      "claim_id": "9d057121-c0af-8921-b754-207ed6c3bc14",
      "direction": "SUPPORT",
      "evidence_item_id": "epic_games_portal_evidence",
      "interpretive_steps": 0,
      "relevance_strength": "MODERATE"
    }
  ],
  "outcome": "FOUND"
}

Rows created

• Source b396749e-7dd3-87fa-b6e3-723e1a837479
• Source 5fe018a6-671f-8707-9eac-04cc00e51345
• SourceLocation eed6057f-02e6-80b6-aded-8fc3c67d0f21
• SourceLocation 6d444aaf-bf4e-837c-8528-79b08494cc07
• EvidenceItem 2172c14b-e382-8b39-a905-77ea62da4da9
• EvidenceItem ec624198-f0ea-8328-9e22-cf12f4d02076
• EvidenceClaimLink b18bdf62-2f1a-83b1-9d90-539dfcbb4c2c (accepted seq 10325)
• EvidenceClaimLink dd018b09-db6e-8d5b-88e8-31f3578101f9 (accepted seq 10325)

Status history

Audits

None.

Audit sampling (audit-policy-v0.1): probability 1.0000, sampled yes; inputs {"n":"0.00","mean":"0.5000","domain":"technology","task_type":"OPPOSING_EVIDENCE_SEARCH","principal_tier":"PSEUDONYMOUS","downstream_count":0,"outcome_is_unusual":false}