{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:AZU7VFRAPPURVYIWLQUNRJGUKP","short_pith_number":"pith:AZU7VFRA","schema_version":"1.0","canonical_sha256":"0669fa96207be91ae1165c28d8a4d453c92e89cba0cadedd1be036e031b54510","source":{"kind":"arxiv","id":"2606.07415","version":1},"attestation_state":"computed","paper":{"title":"Fermion sign problem and the structure of Lee-Yang zeros. II. Finite temperature results for a model system without interactions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Cong Wang, Jia-Xi Zeng, Qi-Jun Ye, Ran-Chen He, Shu Yang, Xin-Zheng Li","submitted_at":"2026-06-05T16:08:41Z","abstract_excerpt":"Beyond the analysis of the Lee-Yang (LY) zero of $\\xi$ at $0$ K presented by our previous work [He et. al. Phys. Rev. E 113, 24115 (2026)], it is important but intricate to understand how these zeros evolve with temperature ($T$). Here, we use an analytically solvable noninteracting one-dimensional particle-on-a-ring model to address this. We determine the trajectories of these zeros and analyze how their evolution with $T$ reshapes the analytic structure of the partition function. In particular, the zero originating from $\\xi=-1$ at $T=0$ remains close to $-1$ at low $T$, where it governs the"},"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":"2606.07415","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2026-06-05T16:08:41Z","cross_cats_sorted":[],"title_canon_sha256":"29c40d88af9b4ac7b3e13dcec856a23294e416721f314b932b5dcaf764840d6f","abstract_canon_sha256":"9967591a6568bc4744a600594c0c4cf707091c3278c344d1fe1afd149835645c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-08T01:05:25.711536Z","signature_b64":"F5XXyUXICGAABcuFfad6EzfxTAYHkuwbmwYkCMy4ZR8Zad2gKgMHu2CI6ppetYzA0jLDjUwAAW+hHQUftUeXAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0669fa96207be91ae1165c28d8a4d453c92e89cba0cadedd1be036e031b54510","last_reissued_at":"2026-06-08T01:05:25.710757Z","signature_status":"signed_v1","first_computed_at":"2026-06-08T01:05:25.710757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fermion sign problem and the structure of Lee-Yang zeros. II. Finite temperature results for a model system without interactions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Cong Wang, Jia-Xi Zeng, Qi-Jun Ye, Ran-Chen He, Shu Yang, Xin-Zheng Li","submitted_at":"2026-06-05T16:08:41Z","abstract_excerpt":"Beyond the analysis of the Lee-Yang (LY) zero of $\\xi$ at $0$ K presented by our previous work [He et. al. Phys. Rev. E 113, 24115 (2026)], it is important but intricate to understand how these zeros evolve with temperature ($T$). Here, we use an analytically solvable noninteracting one-dimensional particle-on-a-ring model to address this. We determine the trajectories of these zeros and analyze how their evolution with $T$ reshapes the analytic structure of the partition function. In particular, the zero originating from $\\xi=-1$ at $T=0$ remains close to $-1$ at low $T$, where it governs the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.07415","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.07415/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2606.07415","created_at":"2026-06-08T01:05:25.710876+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.07415v1","created_at":"2026-06-08T01:05:25.710876+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.07415","created_at":"2026-06-08T01:05:25.710876+00:00"},{"alias_kind":"pith_short_12","alias_value":"AZU7VFRAPPUR","created_at":"2026-06-08T01:05:25.710876+00:00"},{"alias_kind":"pith_short_16","alias_value":"AZU7VFRAPPURVYIW","created_at":"2026-06-08T01:05:25.710876+00:00"},{"alias_kind":"pith_short_8","alias_value":"AZU7VFRA","created_at":"2026-06-08T01:05:25.710876+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/AZU7VFRAPPURVYIWLQUNRJGUKP","json":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP.json","graph_json":"https://pith.science/api/pith-number/AZU7VFRAPPURVYIWLQUNRJGUKP/graph.json","events_json":"https://pith.science/api/pith-number/AZU7VFRAPPURVYIWLQUNRJGUKP/events.json","paper":"https://pith.science/paper/AZU7VFRA"},"agent_actions":{"view_html":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP","download_json":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP.json","view_paper":"https://pith.science/paper/AZU7VFRA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.07415&json=true","fetch_graph":"https://pith.science/api/pith-number/AZU7VFRAPPURVYIWLQUNRJGUKP/graph.json","fetch_events":"https://pith.science/api/pith-number/AZU7VFRAPPURVYIWLQUNRJGUKP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP/action/storage_attestation","attest_author":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP/action/author_attestation","sign_citation":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP/action/citation_signature","submit_replication":"https://pith.science/pith/AZU7VFRAPPURVYIWLQUNRJGUKP/action/replication_record"}},"created_at":"2026-06-08T01:05:25.710876+00:00","updated_at":"2026-06-08T01:05:25.710876+00:00"}