{"public_id":"cl_bd85fa73a2d468487473356ea79ef4a4","status":"active","superseded_by_public_id":null,"corpus_id":109143205,"text":"New developments in railroad freight car engineering are described using information partly obtained from web sites.","confidence":0.9,"paper":{"corpus_id":109143205,"title":"Progress in Railroad Freight Car Engineering","url":"https://sah.borca.ai/papers/109143205"},"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":0.9,"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_135d8130765d92b6232d44c20f196c7a","name":"new developments","description":"Recent changes and additions in freight car engineering discussed in the paper.","types":["technical developments"],"url":"https://sah.borca.ai/concepts/co_135d8130765d92b6232d44c20f196c7a"},{"public_id":"co_558294578817736d7382db2494a3caa4","name":"railroad freight car engineering","description":"The engineering field concerned with the design, construction, and use of railroad freight cars.","types":["engineering field"],"url":"https://sah.borca.ai/concepts/co_558294578817736d7382db2494a3caa4"},{"public_id":"co_996119fab2827508b30610f988abe1e8","name":"web sites","description":"Online sources used to obtain some of the information summarized in the paper.","types":["information source"],"url":"https://sah.borca.ai/concepts/co_996119fab2827508b30610f988abe1e8"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_bd85fa73a2d468487473356ea79ef4a4"}