{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:YOSVZDAXM76ZO2ZNTXFKTI632P","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":"48af13370d67fb64e77c4391d784c535c991a4ded78776ddd4966bb5948cedd8","cross_cats_sorted":["cond-mat.str-el"],"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-01-03T17:44:31Z","title_canon_sha256":"af04a1cfea36df2531f5b977f0a168c27f87e5602817b0b2bf161476d0e1f0c9"},"schema_version":"1.0","source":{"id":"cond-mat/0301027","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0301027","created_at":"2026-07-04T16:38:04Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0301027v2","created_at":"2026-07-04T16:38:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0301027","created_at":"2026-07-04T16:38:04Z"},{"alias_kind":"pith_short_12","alias_value":"YOSVZDAXM76Z","created_at":"2026-07-04T16:38:04Z"},{"alias_kind":"pith_short_16","alias_value":"YOSVZDAXM76ZO2ZN","created_at":"2026-07-04T16:38:04Z"},{"alias_kind":"pith_short_8","alias_value":"YOSVZDAX","created_at":"2026-07-04T16:38:04Z"}],"graph_snapshots":[{"event_id":"sha256:796003cb68397f357fb63e06613298d2191cb73a12f7b48de9e8299369fa0c90","target":"graph","created_at":"2026-07-04T16:38:04Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0301027/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report measurements and calculations of the spin-polarization, induced by a parallel magnetic field, of interacting, dilute, two-dimensional electron systems confined to GaAs/AlGaAs heterostructures. The results reveal the crucial role the non-zero electron layer thickness plays: it causes a deformation of the energy surface in the presence of a parallel field, leading to enhanced values for the effective mass and g-factor and a non-linear spin-polarization with field.","authors_text":"E.P. De Poortere, E. Tutuc, M. Shayegan, R. Winkler, S. Melinte","cross_cats":["cond-mat.str-el"],"headline":"","license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-01-03T17:44:31Z","title":"Role of finite layer thickness in spin-polarization of GaAs 2D electrons in strong parallel magnetic fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0301027","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:d13fb73bb784987d0f2688f978b3ac430c273e7aef6e8f37719eee79b94eedde","target":"record","created_at":"2026-07-04T16:38:04Z","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":"48af13370d67fb64e77c4391d784c535c991a4ded78776ddd4966bb5948cedd8","cross_cats_sorted":["cond-mat.str-el"],"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-01-03T17:44:31Z","title_canon_sha256":"af04a1cfea36df2531f5b977f0a168c27f87e5602817b0b2bf161476d0e1f0c9"},"schema_version":"1.0","source":{"id":"cond-mat/0301027","kind":"arxiv","version":2}},"canonical_sha256":"c3a55c8c1767fd976b2d9dcaa9a3dbd3e100708f67b78398fa4258330662ce8c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c3a55c8c1767fd976b2d9dcaa9a3dbd3e100708f67b78398fa4258330662ce8c","first_computed_at":"2026-07-04T16:38:04.806048Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:38:04.806048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Gzgcf76kQlL/CxOdx93MCFp7/Jr4hw87XmhiSSmEEVNqctqLs/m8oxu+3SIqtIsQr4r3T1ELLjG0P2JfljrqBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:38:04.806518Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0301027","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d13fb73bb784987d0f2688f978b3ac430c273e7aef6e8f37719eee79b94eedde","sha256:796003cb68397f357fb63e06613298d2191cb73a12f7b48de9e8299369fa0c90"],"state_sha256":"191070fb919412fce6f311254676b727f9cdef107805881b549ac1f87fc012b3"}