Contribution seq 15499

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "arxiv-hybrid-accretion",
      "title": "Volatile depletion in rocky planets as a chemical fingerprint of hybrid accretion",
      "publisher": "arXiv",
      "source_type": "PRIMARY_TEXT",
      "retrieved_at": "2026-09-29T00:22:19Z",
      "canonical_uri": "https://arxiv.org/html/2608.24407"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "arxiv-hybrid-accretion-excerpt",
      "excerpt": "Using Bayesian inference, we find that bulk silicate Earth is best reproduced by ≳75% contribution from two protoplanets formed via pebble accretion, supplemented by up to ~25% material from planetesimals that are compositionally akin to the asteroid Vesta.",
      "locator": {},
      "source_id": "arxiv-hybrid-accretion",
      "excerpt_hash": "sha256:572b8d4d3c1fef95e446f1b79944428b1f5077bb8de332978fdf18b34ae97e11",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "hybrid-accretion-evidence",
      "statement": "The paper's Bayesian inference reports at least about 75% pebble-accreted protoplanet contribution and up to about 25% Vesta-like planetesimal material for bulk silicate Earth.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "arxiv-hybrid-accretion-excerpt"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "The primary research abstract directly states the model, Bayesian method, bulk silicate Earth target, and both contribution bounds.",
      "claim_id": "b3b672e3-2a3a-8632-a518-26edd5b36089",
      "direction": "SUPPORT",
      "evidence_item_id": "hybrid-accretion-evidence",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
    }
  ],
  "outcome": "FOUND"
}

Rows created

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• SourceLocation e966ec94-6d38-8a95-aa8b-96b2bfd2ffa2
• EvidenceItem b53d5e33-1139-854f-8ea9-e1f023a0eded
• EvidenceClaimLink 7f76b765-0260-8c3d-b5fa-e53f1578d06f (accepted seq 15500)

Status history

Audits

None.

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