{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZB22RNF3VNNN6JYEJCRCA4KFP2","short_pith_number":"pith:ZB22RNF3","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"},"canonical_sha256":"c875a8b4bbab5adf270448a22071457e9928a986beb5378afe3a8bc887f4e958","source":{"kind":"arxiv","id":"1805.01632","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.01632","created_at":"2026-05-18T00:16:41Z"},{"alias_kind":"arxiv_version","alias_value":"1805.01632v1","created_at":"2026-05-18T00:16:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01632","created_at":"2026-05-18T00:16:41Z"},{"alias_kind":"pith_short_12","alias_value":"ZB22RNF3VNNN","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"ZB22RNF3VNNN6JYE","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"ZB22RNF3","created_at":"2026-05-18T12:33:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZB22RNF3VNNN6JYEJCRCA4KFP2","target":"record","payload":{"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"},"canonical_sha256":"c875a8b4bbab5adf270448a22071457e9928a986beb5378afe3a8bc887f4e958","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"},"source_kind":"arxiv","source_id":"1805.01632","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"COMMETZlPdEH1i6sTnU2fC54xY0zUEBV4VX7wB8NxxXXdwr0h6GReqOFk+oBzZ09nyn8/HwLOaNVhKVpsAqzDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:00:59.976227Z"},"content_sha256":"d60b3ab014c700cc271880eab1d5f5f67f7f32097c2fe74eb08b41b2defe5fbc","schema_version":"1.0","event_id":"sha256:d60b3ab014c700cc271880eab1d5f5f67f7f32097c2fe74eb08b41b2defe5fbc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZB22RNF3VNNN6JYEJCRCA4KFP2","target":"graph","payload":{"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VJATVJ8Z2zY1z70pjMETqefBSS43WvFuHRb4XimsoozYCQeOR06LL6KlB4EWGlrH9m6oZcoYiXS2e18plWQEBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:00:59.976611Z"},"content_sha256":"16c42b2ba89f602d669d079ddf1c497bb3e411b5542ce48b7ba91340104ee3c9","schema_version":"1.0","event_id":"sha256:16c42b2ba89f602d669d079ddf1c497bb3e411b5542ce48b7ba91340104ee3c9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/bundle.json","state_url":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-04T19:00:59Z","links":{"resolver":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2","bundle":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/bundle.json","state":"https://pith.science/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZB22RNF3VNNN6JYEJCRCA4KFP2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZB22RNF3VNNN6JYEJCRCA4KFP2","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"631b1920c6a647e11cee1ef3182c5c6396e0e68f2edeaf30e16443aa8ea065be","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-04T07:34:12Z","title_canon_sha256":"fa10ef5cf9a3b4466c0a3db98e600f6b131d9e0c6b8e771890c44c9c23b08746"},"schema_version":"1.0","source":{"id":"1805.01632","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.01632","created_at":"2026-05-18T00:16:41Z"},{"alias_kind":"arxiv_version","alias_value":"1805.01632v1","created_at":"2026-05-18T00:16:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01632","created_at":"2026-05-18T00:16:41Z"},{"alias_kind":"pith_short_12","alias_value":"ZB22RNF3VNNN","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"ZB22RNF3VNNN6JYE","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"ZB22RNF3","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:16c42b2ba89f602d669d079ddf1c497bb3e411b5542ce48b7ba91340104ee3c9","target":"graph","created_at":"2026-05-18T00:16:41Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"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","authors_text":"Qiang Han, Zhidan Li","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-04T07:34:12Z","title":"Effect of interaction on the Majorana zero modes in the Kitaev chain at half filling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.01632","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:d60b3ab014c700cc271880eab1d5f5f67f7f32097c2fe74eb08b41b2defe5fbc","target":"record","created_at":"2026-05-18T00:16:41Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"631b1920c6a647e11cee1ef3182c5c6396e0e68f2edeaf30e16443aa8ea065be","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-04T07:34:12Z","title_canon_sha256":"fa10ef5cf9a3b4466c0a3db98e600f6b131d9e0c6b8e771890c44c9c23b08746"},"schema_version":"1.0","source":{"id":"1805.01632","kind":"arxiv","version":1}},"canonical_sha256":"c875a8b4bbab5adf270448a22071457e9928a986beb5378afe3a8bc887f4e958","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c875a8b4bbab5adf270448a22071457e9928a986beb5378afe3a8bc887f4e958","first_computed_at":"2026-05-18T00:16:41.656171Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:41.656171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1pGLwe2FkECyHTFKXQHZSz+mzdU6w6aQALkYLNrOZj3mwRBCID5633eOgaY9H9xeUvVD72+576Jh6ompgtbEAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:41.656940Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.01632","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d60b3ab014c700cc271880eab1d5f5f67f7f32097c2fe74eb08b41b2defe5fbc","sha256:16c42b2ba89f602d669d079ddf1c497bb3e411b5542ce48b7ba91340104ee3c9"],"state_sha256":"e4516ab2ef336c8eaa2a8a8c5b39dc1ae183145250b3aa14d3ae92f20b43a2b6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RwRPhQC+dM51C/okjnQELnB8GcQLDEJ42+gjavvvaDm8Iaq+/kNBK1rN02SIc1TDkdzbn0sezq4YVhRpaRd0Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T19:00:59.978449Z","bundle_sha256":"f4a19bfba65ef157875a96191115667cdb71650e1ab29cf75b4bc188e887538e"}}