{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:S45A74BVM5H2MV6APIHMRJ3ERQ","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":"f38b8715058d622389bddd2954368a21a8e803d902394c7460faa5b5bc8aaf45","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-01-07T07:15:27Z","title_canon_sha256":"dba0acc3096824fbf08bba0dee1a72bcad812f210c2dfa575377eacd7d1463fd"},"schema_version":"1.0","source":{"id":"2401.03402","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.03402","created_at":"2026-07-05T07:31:07Z"},{"alias_kind":"arxiv_version","alias_value":"2401.03402v1","created_at":"2026-07-05T07:31:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.03402","created_at":"2026-07-05T07:31:07Z"},{"alias_kind":"pith_short_12","alias_value":"S45A74BVM5H2","created_at":"2026-07-05T07:31:07Z"},{"alias_kind":"pith_short_16","alias_value":"S45A74BVM5H2MV6A","created_at":"2026-07-05T07:31:07Z"},{"alias_kind":"pith_short_8","alias_value":"S45A74BV","created_at":"2026-07-05T07:31:07Z"}],"graph_snapshots":[{"event_id":"sha256:1cd7739d3c02360292b22af2f05edba87cd1813455088d2fc803818e2035765f","target":"graph","created_at":"2026-07-05T07:31:07Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2401.03402/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Due to the flexibility of C and N atoms in forming different types of bonds, the prediction of new two-dimensional (2D) carbon nitrides is a hot topic in the field of carbon-based materials. Using first-principles calculations, we propose two C4N monolayers with a zigzag buckled (ZB) structure. The ZB C4N monolayers contain raised-C (raised-N) atoms with sp3 hybridization, different from the traditional 2D graphene-like carbon nitride materials with sp2 hybridization. Interestingly, the band structures of the ZB C4N monolayers exhibit quasi-one-dimensional (quasi-1D) Dirac nodal line that resu","authors_text":"Fran\\c{c}ois M. Peeters, Guodong Liu, Jialei Li, Jia Li, Linyang Li, Xiaobiao Liu, Xin Chen, Yawei Yu, Yuxuan Song","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-01-07T07:15:27Z","title":"Rectangular carbon nitrides C4N monolayers with a zigzag buckled structure: Quasi-one-dimensional Dirac nodal lines and topological flat edge states"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.03402","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:eb5f8c65e71ea78ae8bf5931ef35ccdec73bf7569c15d6538f108aed397f22ab","target":"record","created_at":"2026-07-05T07:31:07Z","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":"f38b8715058d622389bddd2954368a21a8e803d902394c7460faa5b5bc8aaf45","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2024-01-07T07:15:27Z","title_canon_sha256":"dba0acc3096824fbf08bba0dee1a72bcad812f210c2dfa575377eacd7d1463fd"},"schema_version":"1.0","source":{"id":"2401.03402","kind":"arxiv","version":1}},"canonical_sha256":"973a0ff035674fa657c07a0ec8a7648c1fc200efc15b707bcef863a3270c9e94","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"973a0ff035674fa657c07a0ec8a7648c1fc200efc15b707bcef863a3270c9e94","first_computed_at":"2026-07-05T07:31:07.734350Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:31:07.734350Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eOXeOzLvL/CYu8gx3UBFwTDM1r0xR8f1ZGtp08koO0OSvRxJXpTuOkgCobV+zyGURR5tm3gS+UhMPU5rwL81Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:31:07.734829Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.03402","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eb5f8c65e71ea78ae8bf5931ef35ccdec73bf7569c15d6538f108aed397f22ab","sha256:1cd7739d3c02360292b22af2f05edba87cd1813455088d2fc803818e2035765f"],"state_sha256":"29c68a77c69a637bfde59bd8b420e8df81fabdd53be0670a82168ecb27b06ff8"}