{"public_id":"cl_ba13f200632fbf19d405f213bf742d20","status":"active","superseded_by_public_id":null,"corpus_id":134889839,"text":"Industrial effluents and domestic sewage discharge are likely shared anthropogenic sources for several of the measured heavy metals.","confidence":0.89,"paper":{"corpus_id":134889839,"title":"Distribution, source and pollution level of heavy metals in river sediments from South China","url":"https://sah.borca.ai/papers/134889839"},"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":0.89,"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_0eb898a23f3aa7397d2e92cec606c054","name":"industrial effluents","description":"Wastewater released from industrial activities, considered a possible source of several metals.","types":["pollution source"],"url":"https://sah.borca.ai/concepts/co_0eb898a23f3aa7397d2e92cec606c054"},{"public_id":"co_2c697227cebfe213d29ef1aaf2861ebf","name":"domestic sewage discharge","description":"Wastewater from households and urban drainage, considered a possible source of several metals.","types":["pollution source"],"url":"https://sah.borca.ai/concepts/co_2c697227cebfe213d29ef1aaf2861ebf"},{"public_id":"co_74197b2ddf0201de37cd0a7bf973547b","name":"heavy metals","description":"Metallic elements measured in the river sediments as contaminants of interest.","types":["substance"],"url":"https://sah.borca.ai/concepts/co_74197b2ddf0201de37cd0a7bf973547b"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_ba13f200632fbf19d405f213bf742d20"}