{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:566OHYLE5KB7DJWT7XDBIRLR73","short_pith_number":"pith:566OHYLE","schema_version":"1.0","canonical_sha256":"efbce3e164ea83f1a6d3fdc6144571fed40cc2767c62dbe0f06150abd38560a1","source":{"kind":"arxiv","id":"1004.0260","version":2},"attestation_state":"computed","paper":{"title":"Angle-dependence of quantum oscillations in YBa2Cu3O6.59 shows free spin behaviour of quasiparticles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Baptiste Vignolle, B. J. Ramshaw, Cyril Proust, D. A. Bonn, James Day, Ruixing Liang, W.N. Hardy","submitted_at":"2010-04-01T23:57:46Z","abstract_excerpt":"Measurements of quantum oscillations in the cuprate superconductors afford a new opportunity to assess the extent to which the electronic properties of these materials yield to a description rooted in Fermi liquid theory. However, such an analysis is hampered by the small number of oscillatory periods observed. Here we employ a genetic algorithm to globally model the field, angular, and temperature dependence of the quantum oscillations observed in the resistivity of YBa2Cu3O6.59. This approach successfully fits an entire data set to a Fermi surface comprised of two small, quasi-2-dimensional "},"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":"1004.0260","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-04-01T23:57:46Z","cross_cats_sorted":[],"title_canon_sha256":"0509779f75e92481aa1c907b4bc65671ae1ec24d81ec1ad81e4c2ca42d2c73ed","abstract_canon_sha256":"b783c7a1414d407e8e691e420eb5a0db5254964b988d13a9a2157e62eab8e20a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:08:14.883380Z","signature_b64":"6X8RBBLh/3SxjXWm8RmKGb/VHS1Nk+MRmXtS6dOLkPVoOS6PrE5Vb5g8vBtVt1pA0FBsB2zQ3LMMLIJNMY0bCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"efbce3e164ea83f1a6d3fdc6144571fed40cc2767c62dbe0f06150abd38560a1","last_reissued_at":"2026-05-18T02:08:14.882660Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:08:14.882660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Angle-dependence of quantum oscillations in YBa2Cu3O6.59 shows free spin behaviour of quasiparticles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Baptiste Vignolle, B. J. Ramshaw, Cyril Proust, D. A. Bonn, James Day, Ruixing Liang, W.N. Hardy","submitted_at":"2010-04-01T23:57:46Z","abstract_excerpt":"Measurements of quantum oscillations in the cuprate superconductors afford a new opportunity to assess the extent to which the electronic properties of these materials yield to a description rooted in Fermi liquid theory. However, such an analysis is hampered by the small number of oscillatory periods observed. Here we employ a genetic algorithm to globally model the field, angular, and temperature dependence of the quantum oscillations observed in the resistivity of YBa2Cu3O6.59. This approach successfully fits an entire data set to a Fermi surface comprised of two small, quasi-2-dimensional "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.0260","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1004.0260","created_at":"2026-05-18T02:08:14.882730+00:00"},{"alias_kind":"arxiv_version","alias_value":"1004.0260v2","created_at":"2026-05-18T02:08:14.882730+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.0260","created_at":"2026-05-18T02:08:14.882730+00:00"},{"alias_kind":"pith_short_12","alias_value":"566OHYLE5KB7","created_at":"2026-05-18T12:26:04.259169+00:00"},{"alias_kind":"pith_short_16","alias_value":"566OHYLE5KB7DJWT","created_at":"2026-05-18T12:26:04.259169+00:00"},{"alias_kind":"pith_short_8","alias_value":"566OHYLE","created_at":"2026-05-18T12:26:04.259169+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/566OHYLE5KB7DJWT7XDBIRLR73","json":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73.json","graph_json":"https://pith.science/api/pith-number/566OHYLE5KB7DJWT7XDBIRLR73/graph.json","events_json":"https://pith.science/api/pith-number/566OHYLE5KB7DJWT7XDBIRLR73/events.json","paper":"https://pith.science/paper/566OHYLE"},"agent_actions":{"view_html":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73","download_json":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73.json","view_paper":"https://pith.science/paper/566OHYLE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1004.0260&json=true","fetch_graph":"https://pith.science/api/pith-number/566OHYLE5KB7DJWT7XDBIRLR73/graph.json","fetch_events":"https://pith.science/api/pith-number/566OHYLE5KB7DJWT7XDBIRLR73/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73/action/timestamp_anchor","attest_storage":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73/action/storage_attestation","attest_author":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73/action/author_attestation","sign_citation":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73/action/citation_signature","submit_replication":"https://pith.science/pith/566OHYLE5KB7DJWT7XDBIRLR73/action/replication_record"}},"created_at":"2026-05-18T02:08:14.882730+00:00","updated_at":"2026-05-18T02:08:14.882730+00:00"}