{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:RGIRFXH4F6NATD6MOA3P2KIS3R","short_pith_number":"pith:RGIRFXH4","schema_version":"1.0","canonical_sha256":"899112dcfc2f9a098fcc7036fd2912dc72db673c8d4dc14861a1d5409953ce49","source":{"kind":"arxiv","id":"1611.00145","version":2},"attestation_state":"computed","paper":{"title":"Excitonic pairing and insulating transition in two-dimensional semi-Dirac semimetals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Chang-Jin Zhang, Guo-Zhu Liu, Jing-Rong Wang","submitted_at":"2016-11-01T07:12:17Z","abstract_excerpt":"A sufficiently strong long-range Coulomb interaction can induce excitonic pairing in gapless Dirac semimetals, which generates a finite gap and drives semimetal-insulator quantum phase transition. This phenomenon is in close analogy to dynamical chiral symmetry breaking in high energy physics. In most realistic Dirac semimetals, including suspended graphene, Coulomb interaction is too weak to open an excitonic gap. The Coulomb interaction plays a more important role at low energies in a two-dimensional semi-Dirac semimetal, in which the fermion spectrum is linear in one component of momenta an"},"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":"1611.00145","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-11-01T07:12:17Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"title_canon_sha256":"5dfa780cad6405ad4709335ce1c5dc54d5b2843b04ccff2d7236bbaad48c86c6","abstract_canon_sha256":"a0a01630e1666232c0549314f315615bca78ef88846ae6fce38d930b7c23c1f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:35.352730Z","signature_b64":"8xRqd63/p8sQuyuj66NI1kb15hc9+q+UFF8LV0phV/Ra09O44MKoqxJ7jo5a0iMgnd1oZGmO2kYgsYgPVDJSBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"899112dcfc2f9a098fcc7036fd2912dc72db673c8d4dc14861a1d5409953ce49","last_reissued_at":"2026-05-18T00:50:35.351961Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:35.351961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Excitonic pairing and insulating transition in two-dimensional semi-Dirac semimetals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Chang-Jin Zhang, Guo-Zhu Liu, Jing-Rong Wang","submitted_at":"2016-11-01T07:12:17Z","abstract_excerpt":"A sufficiently strong long-range Coulomb interaction can induce excitonic pairing in gapless Dirac semimetals, which generates a finite gap and drives semimetal-insulator quantum phase transition. This phenomenon is in close analogy to dynamical chiral symmetry breaking in high energy physics. In most realistic Dirac semimetals, including suspended graphene, Coulomb interaction is too weak to open an excitonic gap. The Coulomb interaction plays a more important role at low energies in a two-dimensional semi-Dirac semimetal, in which the fermion spectrum is linear in one component of momenta an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.00145","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":"1611.00145","created_at":"2026-05-18T00:50:35.352095+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.00145v2","created_at":"2026-05-18T00:50:35.352095+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.00145","created_at":"2026-05-18T00:50:35.352095+00:00"},{"alias_kind":"pith_short_12","alias_value":"RGIRFXH4F6NA","created_at":"2026-05-18T12:30:41.710351+00:00"},{"alias_kind":"pith_short_16","alias_value":"RGIRFXH4F6NATD6M","created_at":"2026-05-18T12:30:41.710351+00:00"},{"alias_kind":"pith_short_8","alias_value":"RGIRFXH4","created_at":"2026-05-18T12:30:41.710351+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/RGIRFXH4F6NATD6MOA3P2KIS3R","json":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R.json","graph_json":"https://pith.science/api/pith-number/RGIRFXH4F6NATD6MOA3P2KIS3R/graph.json","events_json":"https://pith.science/api/pith-number/RGIRFXH4F6NATD6MOA3P2KIS3R/events.json","paper":"https://pith.science/paper/RGIRFXH4"},"agent_actions":{"view_html":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R","download_json":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R.json","view_paper":"https://pith.science/paper/RGIRFXH4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.00145&json=true","fetch_graph":"https://pith.science/api/pith-number/RGIRFXH4F6NATD6MOA3P2KIS3R/graph.json","fetch_events":"https://pith.science/api/pith-number/RGIRFXH4F6NATD6MOA3P2KIS3R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R/action/storage_attestation","attest_author":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R/action/author_attestation","sign_citation":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R/action/citation_signature","submit_replication":"https://pith.science/pith/RGIRFXH4F6NATD6MOA3P2KIS3R/action/replication_record"}},"created_at":"2026-05-18T00:50:35.352095+00:00","updated_at":"2026-05-18T00:50:35.352095+00:00"}