{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:KTV2JKGBA5HDALGPAJA544BQFX","short_pith_number":"pith:KTV2JKGB","schema_version":"1.0","canonical_sha256":"54eba4a8c1074e302ccf0241de70302dda8637518a85f16f86c8e757678415c6","source":{"kind":"arxiv","id":"1603.02409","version":3},"attestation_state":"computed","paper":{"title":"Dimensional crossover of nonrelativistic bosons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.stat-mech"],"primary_cat":"cond-mat.quant-gas","authors_text":"Christof Wetterich, Igor Boettcher, Soeren Lammers","submitted_at":"2016-03-08T08:11:25Z","abstract_excerpt":"We investigate how confining a transverse spatial dimension influences the few- and many-body properties of non-relativistic bosons with pointlike interactions. Our main focus is on the dimensional crossover from three to two dimensions, which is of relevance for ultracold atom experiments. Using Functional Renormalization Group equations and T-matrix calculations we study how the phase transition temperature changes as a function of the spatial extent of the transverse dimension and relate the 3D and 2D s-wave scattering lengths. The analysis reveals how the properties of the lower-dimensiona"},"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":"1603.02409","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-03-08T08:11:25Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.stat-mech"],"title_canon_sha256":"2c97a9b53304672ba8fe2e5bddc801de7559c39fe35fa96c5e4a93d4a2c571cd","abstract_canon_sha256":"e74f2d3eb5e40f6dddee4d62b4959f37f924db75b762b16a4763b9b81ae6b72d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:14.074566Z","signature_b64":"rLCWWyETA0Z6b7CTPNGY/4YyR9U774kjjFD98mDW4QtCf826zrgJTR6b4ZK9gju89CPMsjnWzAOtkCCFjszsDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54eba4a8c1074e302ccf0241de70302dda8637518a85f16f86c8e757678415c6","last_reissued_at":"2026-05-18T00:55:14.074157Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:14.074157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dimensional crossover of nonrelativistic bosons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.stat-mech"],"primary_cat":"cond-mat.quant-gas","authors_text":"Christof Wetterich, Igor Boettcher, Soeren Lammers","submitted_at":"2016-03-08T08:11:25Z","abstract_excerpt":"We investigate how confining a transverse spatial dimension influences the few- and many-body properties of non-relativistic bosons with pointlike interactions. Our main focus is on the dimensional crossover from three to two dimensions, which is of relevance for ultracold atom experiments. Using Functional Renormalization Group equations and T-matrix calculations we study how the phase transition temperature changes as a function of the spatial extent of the transverse dimension and relate the 3D and 2D s-wave scattering lengths. The analysis reveals how the properties of the lower-dimensiona"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02409","kind":"arxiv","version":3},"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":"1603.02409","created_at":"2026-05-18T00:55:14.074218+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.02409v3","created_at":"2026-05-18T00:55:14.074218+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02409","created_at":"2026-05-18T00:55:14.074218+00:00"},{"alias_kind":"pith_short_12","alias_value":"KTV2JKGBA5HD","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_16","alias_value":"KTV2JKGBA5HDALGP","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_8","alias_value":"KTV2JKGB","created_at":"2026-05-18T12:30:29.479603+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/KTV2JKGBA5HDALGPAJA544BQFX","json":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX.json","graph_json":"https://pith.science/api/pith-number/KTV2JKGBA5HDALGPAJA544BQFX/graph.json","events_json":"https://pith.science/api/pith-number/KTV2JKGBA5HDALGPAJA544BQFX/events.json","paper":"https://pith.science/paper/KTV2JKGB"},"agent_actions":{"view_html":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX","download_json":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX.json","view_paper":"https://pith.science/paper/KTV2JKGB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.02409&json=true","fetch_graph":"https://pith.science/api/pith-number/KTV2JKGBA5HDALGPAJA544BQFX/graph.json","fetch_events":"https://pith.science/api/pith-number/KTV2JKGBA5HDALGPAJA544BQFX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX/action/storage_attestation","attest_author":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX/action/author_attestation","sign_citation":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX/action/citation_signature","submit_replication":"https://pith.science/pith/KTV2JKGBA5HDALGPAJA544BQFX/action/replication_record"}},"created_at":"2026-05-18T00:55:14.074218+00:00","updated_at":"2026-05-18T00:55:14.074218+00:00"}