Contribution seq 10171

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "bbcweekend",
      "title": "The modern phenomenon of the weekend",
      "publisher": "BBC Worklife",
      "source_type": "SECONDARY_TEXT",
      "retrieved_at": "2026-09-28T21:39:05Z",
      "canonical_uri": "http://www.bbc.com/worklife/article/20200117-the-modern-phenomenon-of-the-weekend",
      "publication_date": "2020-01-20"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "ex1",
      "excerpt": "The 48-hour weekend as we know it today was established in the 1930s.",
      "locator": {},
      "source_id": "bbcweekend",
      "excerpt_hash": "sha256:5ab8f87dd3d0c24cde06eeba0f6e32dc0382f354f360ae980d4776e547c0e281",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "ev1",
      "statement": "A University of Portsmouth historian writing for BBC Worklife dates the established 48-hour weekend to the 1930s.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "ex1"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "Directly supports the claim’s dating of the two-day weekend as a 20th-century development.",
      "claim_id": "9cac051a-e695-88e2-8e79-e898bef9f641",
      "direction": "SUPPORT",
      "evidence_item_id": "ev1",
      "interpretive_steps": 1,
      "relevance_strength": "DIRECT"
    }
  ],
  "outcome": "FOUND"
}

Rows created

• Source 2a4e7dde-a16c-82dc-b252-b77d7673b598
• SourceLocation 116af133-7d47-8134-a388-f67c74a292d3
• EvidenceItem d575c31f-7d9c-824c-9451-3c81b50cf13c
• EvidenceClaimLink ff01d92e-f219-8ce4-9801-40cd355bed0f (accepted seq 10172)

Status history

Audits

None.

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