{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:P5FWB4EWQD6TDAN6K3OCJYCEGG","short_pith_number":"pith:P5FWB4EW","schema_version":"1.0","canonical_sha256":"7f4b60f09680fd3181be56dc24e04431bf08763dbf9ffc9af9fcd7c8920e2e54","source":{"kind":"arxiv","id":"1705.01754","version":2},"attestation_state":"computed","paper":{"title":"Thermalization of isolated Bose-Einstein condensates by dynamical heat bath generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Anna Posazhennikova, Johann Kroha, Mauricio Trujillo-Martinez","submitted_at":"2017-05-04T09:16:55Z","abstract_excerpt":"If and how an isolated quantum system thermalizes despite its unitary time evolution is a long-standing, open problem of many-body physics. The eigenstate thermalization hypothesis (ETH) postulates that thermalization happens at the level of individual eigenstates of a system's Hamiltonian. However, the ETH requires stringent conditions to be validated, and it does not address how the thermal state is reached dynamically from an inital non-equilibrium state. We consider a Bose-Einstein condensate (BEC) trapped in a double-well potential with an initial population imbalance. We find that the sy"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1705.01754","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2017-05-04T09:16:55Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"915b43506bfa947a8781628c199a1aa15b78b45a29f8cabbe211da86649aaf2c","abstract_canon_sha256":"18446488131747c23fd62b745edf6e30800b1647e2a02e7ccd40cdd0ac6c5d65"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:39.158972Z","signature_b64":"BBmQKTRwlrQcbU6hdcXQHYt8vtVmk+Qeisv/2618SM1WI+FpwZ+vy8Hdk6HdlMdxfOiaJf79zSLeCzN32Rq6Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f4b60f09680fd3181be56dc24e04431bf08763dbf9ffc9af9fcd7c8920e2e54","last_reissued_at":"2026-05-18T00:01:39.158503Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:39.158503Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Thermalization of isolated Bose-Einstein condensates by dynamical heat bath generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Anna Posazhennikova, Johann Kroha, Mauricio Trujillo-Martinez","submitted_at":"2017-05-04T09:16:55Z","abstract_excerpt":"If and how an isolated quantum system thermalizes despite its unitary time evolution is a long-standing, open problem of many-body physics. The eigenstate thermalization hypothesis (ETH) postulates that thermalization happens at the level of individual eigenstates of a system's Hamiltonian. However, the ETH requires stringent conditions to be validated, and it does not address how the thermal state is reached dynamically from an inital non-equilibrium state. We consider a Bose-Einstein condensate (BEC) trapped in a double-well potential with an initial population imbalance. We find that the sy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.01754","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1705.01754","created_at":"2026-05-18T00:01:39.158572+00:00"},{"alias_kind":"arxiv_version","alias_value":"1705.01754v2","created_at":"2026-05-18T00:01:39.158572+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.01754","created_at":"2026-05-18T00:01:39.158572+00:00"},{"alias_kind":"pith_short_12","alias_value":"P5FWB4EWQD6T","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_16","alias_value":"P5FWB4EWQD6TDAN6","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_8","alias_value":"P5FWB4EW","created_at":"2026-05-18T12:31:37.085036+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG","json":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG.json","graph_json":"https://pith.science/api/pith-number/P5FWB4EWQD6TDAN6K3OCJYCEGG/graph.json","events_json":"https://pith.science/api/pith-number/P5FWB4EWQD6TDAN6K3OCJYCEGG/events.json","paper":"https://pith.science/paper/P5FWB4EW"},"agent_actions":{"view_html":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG","download_json":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG.json","view_paper":"https://pith.science/paper/P5FWB4EW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1705.01754&json=true","fetch_graph":"https://pith.science/api/pith-number/P5FWB4EWQD6TDAN6K3OCJYCEGG/graph.json","fetch_events":"https://pith.science/api/pith-number/P5FWB4EWQD6TDAN6K3OCJYCEGG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG/action/storage_attestation","attest_author":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG/action/author_attestation","sign_citation":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG/action/citation_signature","submit_replication":"https://pith.science/pith/P5FWB4EWQD6TDAN6K3OCJYCEGG/action/replication_record"}},"created_at":"2026-05-18T00:01:39.158572+00:00","updated_at":"2026-05-18T00:01:39.158572+00:00"}