{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:ZB22RNF3VNNN6JYEJCRCA4KFP2","short_pith_number":"pith:ZB22RNF3","schema_version":"1.0","canonical_sha256":"c875a8b4bbab5adf270448a22071457e9928a986beb5378afe3a8bc887f4e958","source":{"kind":"arxiv","id":"1805.01632","version":1},"attestation_state":"computed","paper":{"title":"Effect of interaction on the Majorana zero modes in the Kitaev chain at half filling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Qiang Han, Zhidan Li","submitted_at":"2018-05-04T07:34:12Z","abstract_excerpt":"The one dimension interacting Kitaev chain at half filling is studied. The symmetry of the Hamiltonian is examined by dual transformations and various physical quantities as functions of the fermion-fermion interaction $U$ are calculated systematically using the density matrix renormalization group method. A special value of interaction $U_p$ is revealed in the topological region of the phase diagram. We show that at $U_p$ the ground states are strictly two-fold degenerate even though the chain length is finite and the zero-energy peak due to the Majorana zero modes is maximally enhanced and e"},"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":"1805.01632","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-04T07:34:12Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"fa10ef5cf9a3b4466c0a3db98e600f6b131d9e0c6b8e771890c44c9c23b08746","abstract_canon_sha256":"631b1920c6a647e11cee1ef3182c5c6396e0e68f2edeaf30e16443aa8ea065be"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:41.656940Z","signature_b64":"1pGLwe2FkECyHTFKXQHZSz+mzdU6w6aQALkYLNrOZj3mwRBCID5633eOgaY9H9xeUvVD72+576Jh6ompgtbEAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c875a8b4bbab5adf270448a22071457e9928a986beb5378afe3a8bc887f4e958","last_reissued_at":"2026-05-18T00:16:41.656171Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:41.656171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effect of interaction on the Majorana zero modes in the Kitaev chain at half filling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Qiang Han, Zhidan Li","submitted_at":"2018-05-04T07:34:12Z","abstract_excerpt":"The one dimension interacting Kitaev chain at half filling is studied. The symmetry of the Hamiltonian is examined by dual transformations and various physical quantities as functions of the fermion-fermion interaction $U$ are calculated systematically using the density matrix renormalization group method. A special value of interaction $U_p$ is revealed in the topological region of the phase diagram. We show that at $U_p$ the ground states are strictly two-fold degenerate even though the chain length is finite and the zero-energy peak due to the Majorana zero modes is maximally enhanced and e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.01632","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":"1805.01632","created_at":"2026-05-18T00:16:41.656275+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.01632v1","created_at":"2026-05-18T00:16:41.656275+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01632","created_at":"2026-05-18T00:16:41.656275+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZB22RNF3VNNN","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZB22RNF3VNNN6JYE","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZB22RNF3","created_at":"2026-05-18T12:33:04.347982+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/ZB22RNF3VNNN6JYEJCRCA4KFP2","json":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2.json","graph_json":"https://pith.science/api/pith-number/ZB22RNF3VNNN6JYEJCRCA4KFP2/graph.json","events_json":"https://pith.science/api/pith-number/ZB22RNF3VNNN6JYEJCRCA4KFP2/events.json","paper":"https://pith.science/paper/ZB22RNF3"},"agent_actions":{"view_html":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2","download_json":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2.json","view_paper":"https://pith.science/paper/ZB22RNF3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.01632&json=true","fetch_graph":"https://pith.science/api/pith-number/ZB22RNF3VNNN6JYEJCRCA4KFP2/graph.json","fetch_events":"https://pith.science/api/pith-number/ZB22RNF3VNNN6JYEJCRCA4KFP2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/action/storage_attestation","attest_author":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/action/author_attestation","sign_citation":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/action/citation_signature","submit_replication":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/action/replication_record"}},"created_at":"2026-05-18T00:16:41.656275+00:00","updated_at":"2026-05-18T00:16:41.656275+00:00"}