{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:IRLE75UUEOP7COLOHVBXPOJNFV","short_pith_number":"pith:IRLE75UU","schema_version":"1.0","canonical_sha256":"44564ff694239ff1396e3d4377b92d2d755d9d3a151ad1b7d02bb22f20a05e42","source":{"kind":"arxiv","id":"1106.3125","version":2},"attestation_state":"computed","paper":{"title":"Chern semi-metal and Quantized Anomalous Hall Effect in HgCr2Se4","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Gang Xu, Hongming Weng, Xi Dai, Zhijun Wang, Zhong Fang","submitted_at":"2011-06-16T01:20:13Z","abstract_excerpt":"In three dimensional (3D) momentum space of solid crystal, a topological phase boundary separating the Chern insulating layers from normal insulating layers may exist, where the gap must be closed, resulting in a \"Chern semi-metal\" state with topologically unavoidable band-crossings at fermi level. This state, if found to exist, is a condensed-matter realization of chiral fermions (or called Weyl fermions) in (3+1)D, and should exhibit remarkable features, like magnetic monopoles in the bulk and fermi arcs on the surface. Here we predict, based on first-principles calculations, that such novel"},"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":"1106.3125","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-16T01:20:13Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"ce08e03a79a5aa74e0172ab77164cc0d278b8c499495ac8b4ece436c58eace35","abstract_canon_sha256":"ebd7433f02d557b963b918fcfa4264a07279c3700b55364523584ca706defbe2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:01:39.590457Z","signature_b64":"HNr0GMa6fh3W7tQmxVpNH0Wydh6A3YV0WE9xrCYAJ4+321dqPV1uRRUF6Jw3Qlzx8uZMlcUH2JycL+Y2PgZpBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44564ff694239ff1396e3d4377b92d2d755d9d3a151ad1b7d02bb22f20a05e42","last_reissued_at":"2026-05-18T04:01:39.589751Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:01:39.589751Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chern semi-metal and Quantized Anomalous Hall Effect in HgCr2Se4","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Gang Xu, Hongming Weng, Xi Dai, Zhijun Wang, Zhong Fang","submitted_at":"2011-06-16T01:20:13Z","abstract_excerpt":"In three dimensional (3D) momentum space of solid crystal, a topological phase boundary separating the Chern insulating layers from normal insulating layers may exist, where the gap must be closed, resulting in a \"Chern semi-metal\" state with topologically unavoidable band-crossings at fermi level. This state, if found to exist, is a condensed-matter realization of chiral fermions (or called Weyl fermions) in (3+1)D, and should exhibit remarkable features, like magnetic monopoles in the bulk and fermi arcs on the surface. Here we predict, based on first-principles calculations, that such novel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.3125","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":"1106.3125","created_at":"2026-05-18T04:01:39.589871+00:00"},{"alias_kind":"arxiv_version","alias_value":"1106.3125v2","created_at":"2026-05-18T04:01:39.589871+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.3125","created_at":"2026-05-18T04:01:39.589871+00:00"},{"alias_kind":"pith_short_12","alias_value":"IRLE75UUEOP7","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"IRLE75UUEOP7COLO","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"IRLE75UU","created_at":"2026-05-18T12:26:32.869790+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/IRLE75UUEOP7COLOHVBXPOJNFV","json":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV.json","graph_json":"https://pith.science/api/pith-number/IRLE75UUEOP7COLOHVBXPOJNFV/graph.json","events_json":"https://pith.science/api/pith-number/IRLE75UUEOP7COLOHVBXPOJNFV/events.json","paper":"https://pith.science/paper/IRLE75UU"},"agent_actions":{"view_html":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV","download_json":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV.json","view_paper":"https://pith.science/paper/IRLE75UU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1106.3125&json=true","fetch_graph":"https://pith.science/api/pith-number/IRLE75UUEOP7COLOHVBXPOJNFV/graph.json","fetch_events":"https://pith.science/api/pith-number/IRLE75UUEOP7COLOHVBXPOJNFV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV/action/storage_attestation","attest_author":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV/action/author_attestation","sign_citation":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV/action/citation_signature","submit_replication":"https://pith.science/pith/IRLE75UUEOP7COLOHVBXPOJNFV/action/replication_record"}},"created_at":"2026-05-18T04:01:39.589871+00:00","updated_at":"2026-05-18T04:01:39.589871+00:00"}