{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:LZ5YDDMNXTZ4MEA4DERYKPWF2O","short_pith_number":"pith:LZ5YDDMN","schema_version":"1.0","canonical_sha256":"5e7b818d8dbcf3c6101c1923853ec5d38da2ac8e5f8b776049383c73d59f44ab","source":{"kind":"arxiv","id":"1505.02232","version":1},"attestation_state":"computed","paper":{"title":"Upward curvature of the upper critical field and the V-shaped pressure dependence of $T_c$ in the noncentrosymmetric superconductor PbTaSe$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"B. Chen, C. Cao, J. H. Yang, Jianhui Dai, J. L. Zhang, J. R. Wang, L. Li, N. Zhou, Xiaofeng Xu, X. Z. Cao, Y. K. Li, Zhihua Yang, Z. X. Shi","submitted_at":"2015-05-09T05:32:52Z","abstract_excerpt":"The temperature evolution of the upper critical field $H_{c2}(T)$ in the noncentrosymmetric superconductor PbTaSe$_2$ was determined via resistivity measurements down to 0.5 K. A pronounced positive curvature in the $H_{c2}$-$T$ phase diagram was observed in the whole temperature range below $T_c$. The Seebeck coefficient $S(T)$ in the temperature range 5K$\\leq$$T$$\\leq$350K was found to be negative in sign, modest in magnitude and non-linear in temperature. In addition, the superconducting transition temperature $T_c$ under hydrostatic pressure shows a marked non-monotonic variation, decreasi"},"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":"1505.02232","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-05-09T05:32:52Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"490ceca1d96feae0b16da852e2b696dfe010b57c14ee612d0ad49936b1120161","abstract_canon_sha256":"bb19f228e4242ce09e169e6cff2613e69fc3038ebebd0911bae8105e1d77d5eb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:26:34.146276Z","signature_b64":"b0Mi28rITlLPmC9J8nyG0je2olnzdpXD0hHwDCB6TZc51jMuTV1VLrdcMPs5+Qw4MmLQvLREhZ6OMgPuJQo0Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e7b818d8dbcf3c6101c1923853ec5d38da2ac8e5f8b776049383c73d59f44ab","last_reissued_at":"2026-05-18T01:26:34.145580Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:26:34.145580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Upward curvature of the upper critical field and the V-shaped pressure dependence of $T_c$ in the noncentrosymmetric superconductor PbTaSe$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"B. Chen, C. Cao, J. H. Yang, Jianhui Dai, J. L. Zhang, J. R. Wang, L. Li, N. Zhou, Xiaofeng Xu, X. Z. Cao, Y. K. Li, Zhihua Yang, Z. X. Shi","submitted_at":"2015-05-09T05:32:52Z","abstract_excerpt":"The temperature evolution of the upper critical field $H_{c2}(T)$ in the noncentrosymmetric superconductor PbTaSe$_2$ was determined via resistivity measurements down to 0.5 K. A pronounced positive curvature in the $H_{c2}$-$T$ phase diagram was observed in the whole temperature range below $T_c$. The Seebeck coefficient $S(T)$ in the temperature range 5K$\\leq$$T$$\\leq$350K was found to be negative in sign, modest in magnitude and non-linear in temperature. In addition, the superconducting transition temperature $T_c$ under hydrostatic pressure shows a marked non-monotonic variation, decreasi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02232","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":""},"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":"1505.02232","created_at":"2026-05-18T01:26:34.145695+00:00"},{"alias_kind":"arxiv_version","alias_value":"1505.02232v1","created_at":"2026-05-18T01:26:34.145695+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02232","created_at":"2026-05-18T01:26:34.145695+00:00"},{"alias_kind":"pith_short_12","alias_value":"LZ5YDDMNXTZ4","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_16","alias_value":"LZ5YDDMNXTZ4MEA4","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_8","alias_value":"LZ5YDDMN","created_at":"2026-05-18T12:29:29.992203+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/LZ5YDDMNXTZ4MEA4DERYKPWF2O","json":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O.json","graph_json":"https://pith.science/api/pith-number/LZ5YDDMNXTZ4MEA4DERYKPWF2O/graph.json","events_json":"https://pith.science/api/pith-number/LZ5YDDMNXTZ4MEA4DERYKPWF2O/events.json","paper":"https://pith.science/paper/LZ5YDDMN"},"agent_actions":{"view_html":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O","download_json":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O.json","view_paper":"https://pith.science/paper/LZ5YDDMN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1505.02232&json=true","fetch_graph":"https://pith.science/api/pith-number/LZ5YDDMNXTZ4MEA4DERYKPWF2O/graph.json","fetch_events":"https://pith.science/api/pith-number/LZ5YDDMNXTZ4MEA4DERYKPWF2O/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O/action/storage_attestation","attest_author":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O/action/author_attestation","sign_citation":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O/action/citation_signature","submit_replication":"https://pith.science/pith/LZ5YDDMNXTZ4MEA4DERYKPWF2O/action/replication_record"}},"created_at":"2026-05-18T01:26:34.145695+00:00","updated_at":"2026-05-18T01:26:34.145695+00:00"}