{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:UJFSMYUWS4LSVUG7Q4ZHJYML6I","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":"5a0f9303cce77998a906cd1813a4e8c8071b36be443ed3cdd0792bc63eb46c34","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-12-21T13:24:27Z","title_canon_sha256":"f924c4081437788a0ae6a784a9573f386846fa7e3ee6421b020f32de15298165"},"schema_version":"1.0","source":{"id":"1212.5422","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.5422","created_at":"2026-05-18T03:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"1212.5422v3","created_at":"2026-05-18T03:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.5422","created_at":"2026-05-18T03:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"UJFSMYUWS4LS","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"UJFSMYUWS4LSVUG7","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"UJFSMYUW","created_at":"2026-05-18T12:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:5e343ea69134993cfc356a81fdc3ebc16fc694ef5bc8178c319478ea5fbc3277","target":"graph","created_at":"2026-05-18T03:15:43Z","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":"By combining experimental techniques with ab-initio density functional theory calculations, we describe the Si/Ag(111) two-dimensional system in terms of a sp2-sp3 crystalline form of silicon characterized by a vertically distorted honeycomb lattice. We show that 2D sp2-sp3 Si NSs are qualified by a prevailing Raman peak which can be assigned to a graphene-like E2g vibrational mode and that highly distorted superstructures are semiconductive whereas low distorted ones behave as semimetals.","authors_text":"A. Molle, B. van den Broek, C. Grazianetti, D. Chiappe, E. Cinquanta, E. Scalise, M. Fanciulli, M. Houssa","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-12-21T13:24:27Z","title":"Getting through the nature of silicene: sp2-sp3 two-dimensional silicon nanosheet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.5422","kind":"arxiv","version":3},"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:cf9b6d371b7de439c74c0083e7b5bf7f5434d701fb416bde3ae69e98e7028b25","target":"record","created_at":"2026-05-18T03:15:43Z","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":"5a0f9303cce77998a906cd1813a4e8c8071b36be443ed3cdd0792bc63eb46c34","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-12-21T13:24:27Z","title_canon_sha256":"f924c4081437788a0ae6a784a9573f386846fa7e3ee6421b020f32de15298165"},"schema_version":"1.0","source":{"id":"1212.5422","kind":"arxiv","version":3}},"canonical_sha256":"a24b26629697172ad0df873274e18bf226756d4889006e245340a1e92e79e4e7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a24b26629697172ad0df873274e18bf226756d4889006e245340a1e92e79e4e7","first_computed_at":"2026-05-18T03:15:43.549695Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:15:43.549695Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RHKMsCZnVU2jXgQUVtgs2xalUU8xxWp3KNF2ORldDVaXctjuNjXYVaEWwZ1ydWTxZKIhvkjm1JHws4pjK8tkAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:15:43.550292Z","signed_message":"canonical_sha256_bytes"},"source_id":"1212.5422","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cf9b6d371b7de439c74c0083e7b5bf7f5434d701fb416bde3ae69e98e7028b25","sha256:5e343ea69134993cfc356a81fdc3ebc16fc694ef5bc8178c319478ea5fbc3277"],"state_sha256":"b1d58b6eb15f4a0c82dad6ccd82689c5c1616ecb26771d9d67dd7bffde4130c4"}