{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:GFLSAH4LJNAOZ2JFPGEK6EWVMX","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":"8fd64a7f635fe7bf43551179d785084c0948725653b4fba82181eaae8c1ec779","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-08-08T16:34:42Z","title_canon_sha256":"4dc0bdd5c1cf29785718db7d964265523a2e6f8779c2650bd7bafe1e2f94a728"},"schema_version":"1.0","source":{"id":"1108.1748","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1748","created_at":"2026-05-18T04:15:59Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1748v1","created_at":"2026-05-18T04:15:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1748","created_at":"2026-05-18T04:15:59Z"},{"alias_kind":"pith_short_12","alias_value":"GFLSAH4LJNAO","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"GFLSAH4LJNAOZ2JF","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"GFLSAH4L","created_at":"2026-05-18T12:26:28Z"}],"graph_snapshots":[{"event_id":"sha256:8c723739553b3db0d52d61bf78e033ecaeedc7cd6cb1b5573517a593419f425b","target":"graph","created_at":"2026-05-18T04:15:59Z","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":"Graphene is a new material that exhibits remarkable properties from both fundamental and applied issues. This is a 2D matter system whose physical and mechanical features have been approached by using tight binding model, first principle calculations based on DFT and membrane theory. Graphene as a carbon molecule has also hidden symmetries that motivated extensions in various dimensions such as chain-type configurations, that are frequently observed as the graphene bridge narrowed down to a few- or single-atom width, graphene multi-layers thought of as electric capacitors, doped graphene to ga","authors_text":"El Hassan Saidi, Lalla Btissam Drissi, Mosto Bousmina","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-08-08T16:34:42Z","title":"Graphene and Cousin Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1748","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":"sha256:66f099be15eff3c8d889dfe8a7b5f075ff5e12092c12af0b4e95e10de84b0b24","target":"record","created_at":"2026-05-18T04:15:59Z","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":"8fd64a7f635fe7bf43551179d785084c0948725653b4fba82181eaae8c1ec779","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2011-08-08T16:34:42Z","title_canon_sha256":"4dc0bdd5c1cf29785718db7d964265523a2e6f8779c2650bd7bafe1e2f94a728"},"schema_version":"1.0","source":{"id":"1108.1748","kind":"arxiv","version":1}},"canonical_sha256":"3157201f8b4b40ece9257988af12d565e40a98a0cb683e01438032332612ad81","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3157201f8b4b40ece9257988af12d565e40a98a0cb683e01438032332612ad81","first_computed_at":"2026-05-18T04:15:59.112200Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:15:59.112200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VOFv8zk7GGhv+ulEMaNtcPyr+XGo7ptHPnPI+4TAsvsQij+Td9rgSUNpn0lX6OuR7qB5Z9v3HbgI5B4/v3lrAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:15:59.113065Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.1748","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:66f099be15eff3c8d889dfe8a7b5f075ff5e12092c12af0b4e95e10de84b0b24","sha256:8c723739553b3db0d52d61bf78e033ecaeedc7cd6cb1b5573517a593419f425b"],"state_sha256":"29321a04f3ca579ed7e77e1bcd8dbdcd0085eee9317556bca1a8147f20c384cb"}