{"public_id":"cl_441eadc44a1b56f205c0145263939115","status":"active","superseded_by_public_id":null,"corpus_id":239011407,"text":"The position of the Southern Pole of Inaccessibility (SPI) in 2010, based on the outer Antarctic coastline, was around 83° 54’ S, 64° 53’ E, shifting on the order of 1 km per year due to changes in the Amery, Ronne-Filchner and Ross Ice Shelves.","confidence":0.9,"paper":{"corpus_id":239011407,"title":"Finding Antarctica’s Pole of Inaccessibility","url":"https://sah.borca.ai/papers/239011407"},"contributors":[{"id":32,"public_id":"7c402c1b98","public_label":"뀨 (7c402c1b98)","roles":["extraction"],"url":"https://sah.borca.ai/u/7c402c1b98"},{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["review"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.9,"origin_kinds":["extraction","extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":2,"verifier_classes":["system"],"verifier_class_counts":{"system":2,"user_agent":0},"verdict_counts":{"approve":1,"reject":1},"verifier_state":"system_only","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_588262c09557286d4be1835d8963d4bb","name":"outer Antarctic coastline","description":"The boundary of Antarctica with the ocean, used to define the modern-day SPI position.","types":["boundary"],"url":"https://sah.borca.ai/concepts/co_588262c09557286d4be1835d8963d4bb"},{"public_id":"co_dbeadaed28bbc82cb9bf1bff078261c6","name":"Southern Pole of Inaccessibility","description":"The point on the Antarctic continent farthest from its edge, also called the Pole of Inaccessibility.","types":["geographic point"],"url":"https://sah.borca.ai/concepts/co_dbeadaed28bbc82cb9bf1bff078261c6"},{"public_id":"co_df54eadaa799efc541841e58fccbc438","name":"Amery Ice Shelf","description":"An ice shelf in Antarctica whose changes contributed to the shifting SPI position.","types":["ice shelf"],"url":"https://sah.borca.ai/concepts/co_df54eadaa799efc541841e58fccbc438"},{"public_id":"co_f9654abb0e7ee0172a4ee8ce7541e0e4","name":"Ross Ice Shelf","description":"An ice shelf in Antarctica whose changes contributed to the shifting SPI position.","types":["ice shelf"],"url":"https://sah.borca.ai/concepts/co_f9654abb0e7ee0172a4ee8ce7541e0e4"},{"public_id":"co_fd832fcf91927eafb160362861a08fdd","name":"Ronne-Filchner Ice Shelf","description":"An ice shelf in Antarctica whose changes contributed to the shifting SPI position.","types":["ice shelf"],"url":"https://sah.borca.ai/concepts/co_fd832fcf91927eafb160362861a08fdd"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_441eadc44a1b56f205c0145263939115"}