{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:UTP5XTQ67M5ORUUS4FV5FCKRXT","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":"ca0e9d92e51c3621e13d455998352e420eb01dd01be496d5370cfad418401743","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-10-02T21:44:48Z","title_canon_sha256":"fe6b014494ea1c43a63f41d0ca13552bc216728397962e19838e69d2638ffac1"},"schema_version":"1.0","source":{"id":"1010.0364","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.0364","created_at":"2026-05-18T02:23:47Z"},{"alias_kind":"arxiv_version","alias_value":"1010.0364v1","created_at":"2026-05-18T02:23:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.0364","created_at":"2026-05-18T02:23:47Z"},{"alias_kind":"pith_short_12","alias_value":"UTP5XTQ67M5O","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UTP5XTQ67M5ORUUS","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UTP5XTQ6","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:f687ec9210a8481d61ce8c20019bb9878601b5b64748453a53a84099e84567ae","target":"graph","created_at":"2026-05-18T02:23:47Z","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":"A graphene bilayer in a transverse magnetic field has a set of Landau levels with energies $E=\\pm \\sqrt{N(N+1)}\\hslash \\omega_{c}^{\\ast}$ where $\\omega_{c}^{\\ast}$ is the effective cyclotron frequency and $% N=0,1,2,...$ All Landau levels but N=0 are four times degenerate counting spin and valley degrees of freedom. The Landau level N=0 has an extra degeneracy due to the fact that orbitals $n=0$ and $n=1$ both have zero kinetic energies. At integer filling factors, Coulomb interactions produce a set of broken-symmetry states with partial or full alignement in space of the valley and orbital ps","authors_text":"A. H. MacDonald, Branko Petrov, R. Cote, Wenchen Luo, Yafis Barlas","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-10-02T21:44:48Z","title":"Orbital and interlayer Skyrmions crystals in bilayer graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.0364","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":"sha256:4d8845b1f19ee920990f037e8c25025b60200d2ace12c2c85837ec2e911d0902","target":"record","created_at":"2026-05-18T02:23:47Z","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":"ca0e9d92e51c3621e13d455998352e420eb01dd01be496d5370cfad418401743","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-10-02T21:44:48Z","title_canon_sha256":"fe6b014494ea1c43a63f41d0ca13552bc216728397962e19838e69d2638ffac1"},"schema_version":"1.0","source":{"id":"1010.0364","kind":"arxiv","version":1}},"canonical_sha256":"a4dfdbce1efb3ae8d292e16bd28951bcc722ec52690ad99ea6dbe3a9d873bf1d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a4dfdbce1efb3ae8d292e16bd28951bcc722ec52690ad99ea6dbe3a9d873bf1d","first_computed_at":"2026-05-18T02:23:47.782180Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:23:47.782180Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sc2APr2qvq2AWm6BsOsqPalqgbRKP0K9NWdod0yB79ufGOMHaLNrfNIqp0QX/IL+60uk0VWtgD1nBDhNcz5BDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:23:47.782791Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.0364","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d8845b1f19ee920990f037e8c25025b60200d2ace12c2c85837ec2e911d0902","sha256:f687ec9210a8481d61ce8c20019bb9878601b5b64748453a53a84099e84567ae"],"state_sha256":"6da24b273fc36a091f6893961743e372d559c3e71d73e9cdc673df7bf5971a4f"}