{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:HXHAWL7EI53YQVBRCLYZ6LE2G3","short_pith_number":"pith:HXHAWL7E","schema_version":"1.0","canonical_sha256":"3dce0b2fe4477788543112f19f2c9a36d2cd2f267e8be4f155eea67554f2bd18","source":{"kind":"arxiv","id":"2606.10741","version":1},"attestation_state":"computed","paper":{"title":"Layer-parity-dependent interfacial coupling in Nb$_3$Cl$_8$/graphene van der Waals heterostructures","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Hansheng Xu, Kenji Watanabe, Pinfan Gu, Takashi Taniguchi, Weihanzhang Guo, Xinyue Huang, Youguo Shi, Yuchen Gao, Yu Ye, Zhijie Ma, Ziqi Liu","submitted_at":"2026-06-09T11:52:12Z","abstract_excerpt":"Strongly correlated two-dimensional systems provide compelling platforms for investigating exotic quantum phenomena. Niobium chloride (Nb$_3$Cl$_8$), a single-band Mott insulator, exhibits a remarkable out-of-plane polarization in its topmost layer that oscillates with layer parity, manifesting as an odd-even effect. Using atomic force microscopy (AFM) and Kelvin probe force microscopy (KPFM), this layer-parity-dependent polarization can be effectively characterized through surface morphology and potential mapping, enabling the unambiguous identification of different surface phases. We then fa"},"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":"2606.10741","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-09T11:52:12Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"774e684d51e8002ab51cc654a0d8621d3389f4c9165e47adf5dbf3d203d0ae7c","abstract_canon_sha256":"7491afd6c6e2c471d0a47f7f2e1fad2103195107f6badaa7149b9d797ea3ae56"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-10T01:10:37.804126Z","signature_b64":"1bWGx2Pn8Keqaoeq55VhoNQXqbPboP/uSXLt5mPKd56ZMOwMKMb1tY9NwktdkdRuQwXLdXLekLeQZDXc6ixcBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3dce0b2fe4477788543112f19f2c9a36d2cd2f267e8be4f155eea67554f2bd18","last_reissued_at":"2026-06-10T01:10:37.803235Z","signature_status":"signed_v1","first_computed_at":"2026-06-10T01:10:37.803235Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Layer-parity-dependent interfacial coupling in Nb$_3$Cl$_8$/graphene van der Waals heterostructures","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Hansheng Xu, Kenji Watanabe, Pinfan Gu, Takashi Taniguchi, Weihanzhang Guo, Xinyue Huang, Youguo Shi, Yuchen Gao, Yu Ye, Zhijie Ma, Ziqi Liu","submitted_at":"2026-06-09T11:52:12Z","abstract_excerpt":"Strongly correlated two-dimensional systems provide compelling platforms for investigating exotic quantum phenomena. Niobium chloride (Nb$_3$Cl$_8$), a single-band Mott insulator, exhibits a remarkable out-of-plane polarization in its topmost layer that oscillates with layer parity, manifesting as an odd-even effect. Using atomic force microscopy (AFM) and Kelvin probe force microscopy (KPFM), this layer-parity-dependent polarization can be effectively characterized through surface morphology and potential mapping, enabling the unambiguous identification of different surface phases. We then fa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10741","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.10741/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2606.10741","created_at":"2026-06-10T01:10:37.803386+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.10741v1","created_at":"2026-06-10T01:10:37.803386+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10741","created_at":"2026-06-10T01:10:37.803386+00:00"},{"alias_kind":"pith_short_12","alias_value":"HXHAWL7EI53Y","created_at":"2026-06-10T01:10:37.803386+00:00"},{"alias_kind":"pith_short_16","alias_value":"HXHAWL7EI53YQVBR","created_at":"2026-06-10T01:10:37.803386+00:00"},{"alias_kind":"pith_short_8","alias_value":"HXHAWL7E","created_at":"2026-06-10T01:10:37.803386+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/HXHAWL7EI53YQVBRCLYZ6LE2G3","json":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3.json","graph_json":"https://pith.science/api/pith-number/HXHAWL7EI53YQVBRCLYZ6LE2G3/graph.json","events_json":"https://pith.science/api/pith-number/HXHAWL7EI53YQVBRCLYZ6LE2G3/events.json","paper":"https://pith.science/paper/HXHAWL7E"},"agent_actions":{"view_html":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3","download_json":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3.json","view_paper":"https://pith.science/paper/HXHAWL7E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.10741&json=true","fetch_graph":"https://pith.science/api/pith-number/HXHAWL7EI53YQVBRCLYZ6LE2G3/graph.json","fetch_events":"https://pith.science/api/pith-number/HXHAWL7EI53YQVBRCLYZ6LE2G3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3/action/storage_attestation","attest_author":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3/action/author_attestation","sign_citation":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3/action/citation_signature","submit_replication":"https://pith.science/pith/HXHAWL7EI53YQVBRCLYZ6LE2G3/action/replication_record"}},"created_at":"2026-06-10T01:10:37.803386+00:00","updated_at":"2026-06-10T01:10:37.803386+00:00"}