{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OMQ3H34NSHCQ7MZCRV7EQMBCIF","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b56423af522acc0ad3146dbbdfb85b7c75287c680962552579168f311c273a60","cross_cats_sorted":["cond-mat.quant-gas","nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-13T16:06:27Z","title_canon_sha256":"ba72e9eafc435b2917cce1f5ff5280d91c9914df15ce9e588d85791922e38c8a"},"schema_version":"1.0","source":{"id":"1702.03846","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.03846","created_at":"2026-05-18T00:44:35Z"},{"alias_kind":"arxiv_version","alias_value":"1702.03846v2","created_at":"2026-05-18T00:44:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.03846","created_at":"2026-05-18T00:44:35Z"},{"alias_kind":"pith_short_12","alias_value":"OMQ3H34NSHCQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OMQ3H34NSHCQ7MZC","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OMQ3H34N","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:897d87f588c5501707854c35a32d8ae47dc087ffbc7a7c6fbc6489175da978b0","target":"graph","created_at":"2026-05-18T00:44:35Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We investigate vortex excitations in dilute Bose-Einstein condensates in the presence of complex $\\mathcal{PT}$-symmetric potentials. These complex potentials are used to describe a balanced gain and loss of particles and allow for an easier calculation of stationary states in open systems than in a full dynamical calculation including the whole environment. We examine the conditions under which stationary vortex states can exist and consider transitions from vortex to non-vortex states. In addition, we study the influences of $\\mathcal{PT}$ symmetry on the dynamics of non-stationary vortex st","authors_text":"G\\\"unter Wunner, Holger Cartarius, J\\\"org Main, Lukas Schwarz, Ziad H. Musslimani","cross_cats":["cond-mat.quant-gas","nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-13T16:06:27Z","title":"Vortices in Bose-Einstein condensates with $\\mathcal{PT}$-symmetric gain and loss"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.03846","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:64d58842cf81e87810968266a7184493c29a35f8a0ede568a3b00d6508554029","target":"record","created_at":"2026-05-18T00:44:35Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b56423af522acc0ad3146dbbdfb85b7c75287c680962552579168f311c273a60","cross_cats_sorted":["cond-mat.quant-gas","nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-13T16:06:27Z","title_canon_sha256":"ba72e9eafc435b2917cce1f5ff5280d91c9914df15ce9e588d85791922e38c8a"},"schema_version":"1.0","source":{"id":"1702.03846","kind":"arxiv","version":2}},"canonical_sha256":"7321b3ef8d91c50fb3228d7e48302241500eada8d1f31bf909a4a40ad913901b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7321b3ef8d91c50fb3228d7e48302241500eada8d1f31bf909a4a40ad913901b","first_computed_at":"2026-05-18T00:44:35.093189Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:44:35.093189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KQyIouWckj6qJqkF0FLDt4Spkd+GO/IRbFv/rhgEsQ07TTGm0g6aZruiJcKwNQyQsk4iTE77APt1atEleUV6Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:44:35.093844Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.03846","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:64d58842cf81e87810968266a7184493c29a35f8a0ede568a3b00d6508554029","sha256:897d87f588c5501707854c35a32d8ae47dc087ffbc7a7c6fbc6489175da978b0"],"state_sha256":"0d7e919eb3fe8e7f730b4a7d2b3453cfc7116e2c01c5bf87007a20d675ae4aff"}