{"as_of":"2026-08-21T16:11:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:9b4b024f4c5c78a90f76f83b79370c934cb1d834468f7deba2620f74ea9ddb00","coverage":[{"denominator":0,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":1,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":1,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-21T06:32:19.484+00:00","state":"measured"},{"denominator":1,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":1,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T11:04:37.557573Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"pith","source_observed_at":"2026-08-14T11:04:38.652728Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1812.09060","last_updated":"2019-03-06T12:12:33Z","snapshot_observed_at":"2026-08-18T12:57:19.349740Z","submitted_at":"2018-12-21T11:30:36Z","title":"Non-Hermitian extensions of higher-order topological phases and their biorthogonal bulk-boundary correspondence","version":2},"cited_work":{"arxiv_id":"1812.09060","doi":null,"metadata_source":"pith","pith_arxiv_id":"1812.09060","snapshot_observed_at":"2026-08-14T11:04:38.652728Z","title":"Non-Hermitian extensions of higher-order topological phases and their biorthogonal bulk-boundary correspondence","venue":"cond-mat.mes-hall","work_id":"952a6aad-f901-430c-a2da-aff11f5882e6","year":2018},"citing_paper":{"arxiv_id":"1908.09852","last_updated":"2019-08-26T18:00:07Z","snapshot_observed_at":"2026-08-16T06:48:47.420194Z","submitted_at":"2019-08-26T18:00:07Z","title":"Entanglement spectrum and symmetries in non-Hermitian fermionic non-interacting models","version":1},"reference_index":49,"source":"arxiv_source","source_observed_at":"2026-08-14T11:04:37.557573Z"},"links":{"cited_paper":"/paper/1812.09060","citing_paper":"/paper/1908.09852"},"observation_digest":"sha256:bd23bc48b1e403c155f0a45f8e8495e557e80b79830946d47d9fb74f14cc6ce5","observation_id":"7d5e02d9-2461-4a60-bee1-dc2c7524ac1d","resolution":{"observed_at":"2026-08-14T11:04:38.657413Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-21T06:32:19.484+00:00","source":"crossref"},{"observed_at":"2026-08-21T06:32:16.066871+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1812.09060/citation-record","integrity":"/paper/1812.09060/integrity","json":"/paper/1812.09060/citation-record.json","paper":"/paper/1812.09060"},"outbound":[],"paper":{"arxiv_id":"1812.09060","last_updated":"2019-03-06T12:12:33Z","latest_version":2,"primary_category":"cond-mat.mes-hall","snapshot_observed_at":"2026-08-18T12:57:19.349740Z","submitted_at":"2018-12-21T11:30:36Z","title":"Non-Hermitian extensions of higher-order topological phases and their biorthogonal bulk-boundary correspondence"},"reference_resolution":{"displayed":0,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":0,"verified_exact":0,"verified_fuzzy":0},"total_outbound_references":0},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-21T06:32:19.484+00:00","source":"crossref"},{"observed_at":"2026-08-21T06:32:16.066871+00:00","source":"retraction_watch"}],"thesis":"As of 21 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1812.09060."}