{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:AGB4UQMMT2AAFUV5MM2KTJC2IY","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":"539ca27a0ec0d6458eb44134921a0177f5640b1b970889658c62b6260fff6d59","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-05-10T03:01:23Z","title_canon_sha256":"dd87d7352fb1df9093cc41a24555c8f223ae65bb32f0bea1659f06448e110638"},"schema_version":"1.0","source":{"id":"1605.02831","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02831","created_at":"2026-05-18T01:10:23Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02831v2","created_at":"2026-05-18T01:10:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02831","created_at":"2026-05-18T01:10:23Z"},{"alias_kind":"pith_short_12","alias_value":"AGB4UQMMT2AA","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"AGB4UQMMT2AAFUV5","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"AGB4UQMM","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:5794eff1739c62e521814dc0686e3d6ae41368d04fda9d491d780ff374055374","target":"graph","created_at":"2026-05-18T01:10:23Z","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 study numerically the evolution of Bose-Einstein condensate in the Sinai oscillator trap described by the Gross-Pitaevskii equation in two dimensions. In the absence of interactions this trap mimics the properties of Sinai billiards where the classical dynamics is chaotic and the quantum evolution is described by generic properties of quantum chaos and random matrix theory. We show that, above a certain border, the nonlinear interactions between atoms lead to the emergence of dynamical thermalization which generates the statistical Bose-Einstein distribution over eigenmodes of the system wi","authors_text":"Dima L. Shepelyansky, Eduardo Vergini, Leonardo Ermann","cross_cats":["nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-05-10T03:01:23Z","title":"Dynamics and thermalization of Bose-Einstein condensate in Sinai oscillator trap"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02831","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":"sha256:0ff9e4f544c9820149b67a522240e0d3b33b2924abc4e69325e229f66b43b59d","target":"record","created_at":"2026-05-18T01:10:23Z","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":"539ca27a0ec0d6458eb44134921a0177f5640b1b970889658c62b6260fff6d59","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-05-10T03:01:23Z","title_canon_sha256":"dd87d7352fb1df9093cc41a24555c8f223ae65bb32f0bea1659f06448e110638"},"schema_version":"1.0","source":{"id":"1605.02831","kind":"arxiv","version":2}},"canonical_sha256":"0183ca418c9e8002d2bd6334a9a45a4635451d6c904f5ebcc430570474a6b863","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0183ca418c9e8002d2bd6334a9a45a4635451d6c904f5ebcc430570474a6b863","first_computed_at":"2026-05-18T01:10:23.273417Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:23.273417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SGXr7osJjMNlXwKIRbLvqnlxWlQ3TMVkR4VT1UnZpf7kTiwhn0blaGsllJHESX/hzWwsWXfOhhCkqUm9yftMBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:23.274130Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02831","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ff9e4f544c9820149b67a522240e0d3b33b2924abc4e69325e229f66b43b59d","sha256:5794eff1739c62e521814dc0686e3d6ae41368d04fda9d491d780ff374055374"],"state_sha256":"85351d09bdf92f3ca9f3f80e5f8ba2d06e67749c446bbfc453b555536b5882d9"}