{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:4VQKWPHBOZVRD3HJZYEYGLKM34","short_pith_number":"pith:4VQKWPHB","canonical_record":{"source":{"id":"1109.5014","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-23T08:05:17Z","cross_cats_sorted":[],"title_canon_sha256":"48127c68dc1a37ae30516140580461efa565125ee5ded7e8acdbb48d44ec44e9","abstract_canon_sha256":"9c02135b08f1d2bcd640c1f4ef68bd50b0fa27bb1b3d209b6d7dbecbc05e56bc"},"schema_version":"1.0"},"canonical_sha256":"e560ab3ce1766b11ece9ce09832d4cdf0e61bd574cada27e48018be32c9edb63","source":{"kind":"arxiv","id":"1109.5014","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.5014","created_at":"2026-05-18T04:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"1109.5014v2","created_at":"2026-05-18T04:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.5014","created_at":"2026-05-18T04:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"4VQKWPHBOZVR","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4VQKWPHBOZVRD3HJ","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4VQKWPHB","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:4VQKWPHBOZVRD3HJZYEYGLKM34","target":"record","payload":{"canonical_record":{"source":{"id":"1109.5014","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-23T08:05:17Z","cross_cats_sorted":[],"title_canon_sha256":"48127c68dc1a37ae30516140580461efa565125ee5ded7e8acdbb48d44ec44e9","abstract_canon_sha256":"9c02135b08f1d2bcd640c1f4ef68bd50b0fa27bb1b3d209b6d7dbecbc05e56bc"},"schema_version":"1.0"},"canonical_sha256":"e560ab3ce1766b11ece9ce09832d4cdf0e61bd574cada27e48018be32c9edb63","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:04:53.208596Z","signature_b64":"mQ8bXfjX3jGfU5dObbi88E3VoZThKS8hpL28TNWn8EHXIT1G/ue0RGgtiVLuHbet5PsZgyPkXyK7vwjzKDO6Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e560ab3ce1766b11ece9ce09832d4cdf0e61bd574cada27e48018be32c9edb63","last_reissued_at":"2026-05-18T04:04:53.207624Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:04:53.207624Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.5014","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:04:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TtAn4XB6V8nQLf9OXME8Ep+pGB7zz1LeBaQ2vucRNklNGOhqsY6WtKeZ/StBiMIcK1ORTG+t8yXN1n/YpPv/CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:17:01.735843Z"},"content_sha256":"a4fc4d23cc93031bdbe9824075b4b3d7ae9fd8ffbb9c9fcc456dd74c6d4bfdcf","schema_version":"1.0","event_id":"sha256:a4fc4d23cc93031bdbe9824075b4b3d7ae9fd8ffbb9c9fcc456dd74c6d4bfdcf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:4VQKWPHBOZVRD3HJZYEYGLKM34","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cyclotron motion in the vicinity of a Lifshitz transition in graphite","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A.-L. Barra, C. Faugeras, D. M. Basko, F. M. D. Pellegrino, M. Orlita, M. Potemski, P. Neugebauer","submitted_at":"2011-09-23T08:05:17Z","abstract_excerpt":"Graphite, a model (semi)metal with trigonally warped bands, is investigated with magneto-absorption experiment and viewed as an electronic system in the vicinity of the Lifshitz transition. A characteristic pattern of up to twenty cyclotron resonance harmonics has been observed. This large number of resonances, their relative strengths and characteristic shapes trace the universal properties of the electronic states near a separatrix in the momentum space. Quantum-mechanical perturbative methods with respect to the trigonal warping term hardly describe the data which are, on the other hand, fa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.5014","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:04:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hHMieBIunxqDCjtI4FkMvUPifYr2YP4irR4/qTVXmu+WqqENpurf7QmsSYSiVKfj2GeD6aD5JQzjDqZ6sZOGDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:17:01.736402Z"},"content_sha256":"f214a2c8514e7e0bd804283c5ccd5c2e07580acd2243ce2196f71ee18e49427c","schema_version":"1.0","event_id":"sha256:f214a2c8514e7e0bd804283c5ccd5c2e07580acd2243ce2196f71ee18e49427c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4VQKWPHBOZVRD3HJZYEYGLKM34/bundle.json","state_url":"https://pith.science/pith/4VQKWPHBOZVRD3HJZYEYGLKM34/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4VQKWPHBOZVRD3HJZYEYGLKM34/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T18:17:01Z","links":{"resolver":"https://pith.science/pith/4VQKWPHBOZVRD3HJZYEYGLKM34","bundle":"https://pith.science/pith/4VQKWPHBOZVRD3HJZYEYGLKM34/bundle.json","state":"https://pith.science/pith/4VQKWPHBOZVRD3HJZYEYGLKM34/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4VQKWPHBOZVRD3HJZYEYGLKM34/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:4VQKWPHBOZVRD3HJZYEYGLKM34","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":"9c02135b08f1d2bcd640c1f4ef68bd50b0fa27bb1b3d209b6d7dbecbc05e56bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-23T08:05:17Z","title_canon_sha256":"48127c68dc1a37ae30516140580461efa565125ee5ded7e8acdbb48d44ec44e9"},"schema_version":"1.0","source":{"id":"1109.5014","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.5014","created_at":"2026-05-18T04:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"1109.5014v2","created_at":"2026-05-18T04:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.5014","created_at":"2026-05-18T04:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"4VQKWPHBOZVR","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4VQKWPHBOZVRD3HJ","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4VQKWPHB","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:f214a2c8514e7e0bd804283c5ccd5c2e07580acd2243ce2196f71ee18e49427c","target":"graph","created_at":"2026-05-18T04:04:53Z","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":"Graphite, a model (semi)metal with trigonally warped bands, is investigated with magneto-absorption experiment and viewed as an electronic system in the vicinity of the Lifshitz transition. A characteristic pattern of up to twenty cyclotron resonance harmonics has been observed. This large number of resonances, their relative strengths and characteristic shapes trace the universal properties of the electronic states near a separatrix in the momentum space. Quantum-mechanical perturbative methods with respect to the trigonal warping term hardly describe the data which are, on the other hand, fa","authors_text":"A.-L. Barra, C. Faugeras, D. M. Basko, F. M. D. Pellegrino, M. Orlita, M. Potemski, P. Neugebauer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-23T08:05:17Z","title":"Cyclotron motion in the vicinity of a Lifshitz transition in graphite"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.5014","kind":"arxiv","version":2},"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:a4fc4d23cc93031bdbe9824075b4b3d7ae9fd8ffbb9c9fcc456dd74c6d4bfdcf","target":"record","created_at":"2026-05-18T04:04:53Z","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":"9c02135b08f1d2bcd640c1f4ef68bd50b0fa27bb1b3d209b6d7dbecbc05e56bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-09-23T08:05:17Z","title_canon_sha256":"48127c68dc1a37ae30516140580461efa565125ee5ded7e8acdbb48d44ec44e9"},"schema_version":"1.0","source":{"id":"1109.5014","kind":"arxiv","version":2}},"canonical_sha256":"e560ab3ce1766b11ece9ce09832d4cdf0e61bd574cada27e48018be32c9edb63","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e560ab3ce1766b11ece9ce09832d4cdf0e61bd574cada27e48018be32c9edb63","first_computed_at":"2026-05-18T04:04:53.207624Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:04:53.207624Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mQ8bXfjX3jGfU5dObbi88E3VoZThKS8hpL28TNWn8EHXIT1G/ue0RGgtiVLuHbet5PsZgyPkXyK7vwjzKDO6Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:04:53.208596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.5014","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a4fc4d23cc93031bdbe9824075b4b3d7ae9fd8ffbb9c9fcc456dd74c6d4bfdcf","sha256:f214a2c8514e7e0bd804283c5ccd5c2e07580acd2243ce2196f71ee18e49427c"],"state_sha256":"3b97edf3e6c345ff2c3dc502891b020048bbd8286d1c7d7387b43b7427b47a69"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xfM5Y1d9YRiz8XyIBDiETT38oZtHI97E9MZssBRVvf02aHe/kpfhn9+EWKt4h9otS62zLHVJseMdlw7AUdR/Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T18:17:01.739694Z","bundle_sha256":"5d4e8717c2cc16f481629bf78f5d6661db88585950c65b3d8c5338d59a5a9c64"}}