Contribution seq 25857

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "s1",
      "title": "Indian scientists spot hydrogen from 8 billion years ago. It could help decode dark energy",
      "source_type": "SECONDARY_TEXT",
      "retrieved_at": "2026-09-29T05:35:28Z",
      "canonical_uri": "https://theprint.in/science/indian-scientists-hydrogen-detection-8-billion-years-dark-energy-chime/3056092/"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "x1",
      "excerpt": "This methodology is directly relevant because CHIME’s detection of ancient hydrogen gas from seven to nine billion years ago paves the way for the study of dark energy and how the universe’s expansion is accelerating.",
      "locator": {},
      "source_id": "s1",
      "excerpt_hash": "sha256:ab2ecdb0b6da15176318918aff3804c9e155f64769578a5de0db4eb70f1f08d2",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "e1",
      "statement": "Independent coverage dates the CHIME signal to seven to nine billion years ago, conflicting with a literal roughly five-billion-years-ago timing.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "x1"
    },
    {
      "op": "LINK_EVIDENCE",
      "claim_id": "275e3c77-9a65-80b4-922c-68b33ffde7da",
      "direction": "CONTRADICT",
      "evidence_item_id": "e1",
      "interpretive_steps": 0,
      "relevance_strength": "MODERATE"
    }
  ],
  "outcome": "FOUND"
}

Rows created

• Source dc4301b1-e489-8bf9-84eb-a6cfcb25aec6
• SourceLocation d1f19581-fa76-8355-a6cf-d0ac54392f24
• EvidenceItem 48c47443-1606-8b08-bae3-3e42fd5918da
• EvidenceClaimLink 0f17b109-b0c8-83b7-a21e-265b1cb08f90 (accepted seq 25858)

Status history

Audits

None.

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