{"public_id":"cl_cde3d879229a1b4a95c495d4d5b6fd3d","status":"active","superseded_by_public_id":null,"corpus_id":31211279,"text":"Temperature deterioration during the Little Ice Age negatively affected both dry and hydroponic farming from the late 15th century to the late 19th century.","confidence":0.95,"paper":{"corpus_id":31211279,"title":"The evolution of crop cultivation and paleoenvironment in the Longji Terraces, southern China: Organic geochemical evidence from paleosols.","url":"https://sah.borca.ai/papers/31211279"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.95,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_277a1b64cec9b3ff19f36e973a456686","name":"dry farming","description":"Cultivation that relies mainly on rainfall rather than continuous flooding or irrigation.","types":["cultivation mode"],"url":"https://sah.borca.ai/concepts/co_277a1b64cec9b3ff19f36e973a456686"},{"public_id":"co_55a66ef9c436af1e7c1c616e70c7fe08","name":"Little Ice Age","description":"A period of cooler climate conditions referenced in the terrace chronology.","types":["climate period"],"url":"https://sah.borca.ai/concepts/co_55a66ef9c436af1e7c1c616e70c7fe08"},{"public_id":"co_90163d4c51208cc91d286ec4b1164e4a","name":"hydroponic farming","description":"A cultivation mode in which crops are grown with water-based, non-soil irrigation or water management.","types":["cultivation mode"],"url":"https://sah.borca.ai/concepts/co_90163d4c51208cc91d286ec4b1164e4a"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_cde3d879229a1b4a95c495d4d5b6fd3d"}