{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:OHQ6JUOXGTZ6HMWWWILF3G3GJD","short_pith_number":"pith:OHQ6JUOX","canonical_record":{"source":{"id":"1508.04287","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-18T12:12:16Z","cross_cats_sorted":[],"title_canon_sha256":"ef047b970b7a2fe75401a526d336b054187658c677bb11a6ae2da764de5993b9","abstract_canon_sha256":"c847e54a02d3b5166f396fcf44e0935be85e96bab4622d591767a32192ed052f"},"schema_version":"1.0"},"canonical_sha256":"71e1e4d1d734f3e3b2d6b2165d9b6648ed52becf6c1dbfc25191cd786505198f","source":{"kind":"arxiv","id":"1508.04287","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.04287","created_at":"2026-05-18T01:22:36Z"},{"alias_kind":"arxiv_version","alias_value":"1508.04287v1","created_at":"2026-05-18T01:22:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.04287","created_at":"2026-05-18T01:22:36Z"},{"alias_kind":"pith_short_12","alias_value":"OHQ6JUOXGTZ6","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"OHQ6JUOXGTZ6HMWW","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"OHQ6JUOX","created_at":"2026-05-18T12:29:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:OHQ6JUOXGTZ6HMWWWILF3G3GJD","target":"record","payload":{"canonical_record":{"source":{"id":"1508.04287","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-18T12:12:16Z","cross_cats_sorted":[],"title_canon_sha256":"ef047b970b7a2fe75401a526d336b054187658c677bb11a6ae2da764de5993b9","abstract_canon_sha256":"c847e54a02d3b5166f396fcf44e0935be85e96bab4622d591767a32192ed052f"},"schema_version":"1.0"},"canonical_sha256":"71e1e4d1d734f3e3b2d6b2165d9b6648ed52becf6c1dbfc25191cd786505198f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:22:36.953064Z","signature_b64":"MkI9nuBmL4ZwAz02nt+YQA7fO9En5x2s/TMhJygSgKfYigeecht+pMtQriA9oFRhIPQFw9353ukAEf4dDPy+CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"71e1e4d1d734f3e3b2d6b2165d9b6648ed52becf6c1dbfc25191cd786505198f","last_reissued_at":"2026-05-18T01:22:36.952626Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:22:36.952626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.04287","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:22:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s5f+/0oztl+2shUdI7YdrEdeEksSdUFvYWFmQ1ekfm7dpRIqRxzXIUEq/62Pm62qUlzTze8f3AsiLXoaZr+2Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T03:46:12.554844Z"},"content_sha256":"51497e53dec66db5b6763b47e81aaf4037e697dd0cae00ef0ff3f6bd24cdae25","schema_version":"1.0","event_id":"sha256:51497e53dec66db5b6763b47e81aaf4037e697dd0cae00ef0ff3f6bd24cdae25"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:OHQ6JUOXGTZ6HMWWWILF3G3GJD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transconductance and effective Land\\'e factors for quantum point contacts: spin-orbit coupling and interaction effects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Mre\\'nca-Kolasi\\'nska, B. Szafran, K. Kolasi\\'nski","submitted_at":"2015-08-18T12:12:16Z","abstract_excerpt":"We analyze the effective $g^*$ factors and their dependence on the orientation of the external magnetic field for a quantum point contact defined in the two-dimensional electron gas. The paper simulates the experimental procedure for evaluation of the effective Land\\'e factors from the transconductance of a biased device in external magnetic field. The contributions of the orbital effects of the magnetic field, the electron-electron interaction and spin-orbit (SO) coupling are studied. The anisotropy of the $g^*$ factors for the in-plane magnetic field orientation, which seems counterintuitive"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.04287","kind":"arxiv","version":1},"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":"2026-05-18T01:22:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T7dREyaPa+MjngVmz7p05Y9qH3jq2aFkkHWUI7xWd3PUAjNF23JnOK1Nk0wEBnnNGy2mrbB6xEW2+suB535RBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T03:46:12.555533Z"},"content_sha256":"5f19e1673db8cad4b90ef59b6da8c3011f2935fd8e6cb276bb107731cf30f4c2","schema_version":"1.0","event_id":"sha256:5f19e1673db8cad4b90ef59b6da8c3011f2935fd8e6cb276bb107731cf30f4c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD/bundle.json","state_url":"https://pith.science/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD/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":"2026-05-25T03:46:12Z","links":{"resolver":"https://pith.science/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD","bundle":"https://pith.science/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD/bundle.json","state":"https://pith.science/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OHQ6JUOXGTZ6HMWWWILF3G3GJD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:OHQ6JUOXGTZ6HMWWWILF3G3GJD","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":"c847e54a02d3b5166f396fcf44e0935be85e96bab4622d591767a32192ed052f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-18T12:12:16Z","title_canon_sha256":"ef047b970b7a2fe75401a526d336b054187658c677bb11a6ae2da764de5993b9"},"schema_version":"1.0","source":{"id":"1508.04287","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.04287","created_at":"2026-05-18T01:22:36Z"},{"alias_kind":"arxiv_version","alias_value":"1508.04287v1","created_at":"2026-05-18T01:22:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.04287","created_at":"2026-05-18T01:22:36Z"},{"alias_kind":"pith_short_12","alias_value":"OHQ6JUOXGTZ6","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"OHQ6JUOXGTZ6HMWW","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"OHQ6JUOX","created_at":"2026-05-18T12:29:34Z"}],"graph_snapshots":[{"event_id":"sha256:5f19e1673db8cad4b90ef59b6da8c3011f2935fd8e6cb276bb107731cf30f4c2","target":"graph","created_at":"2026-05-18T01:22:36Z","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":"We analyze the effective $g^*$ factors and their dependence on the orientation of the external magnetic field for a quantum point contact defined in the two-dimensional electron gas. The paper simulates the experimental procedure for evaluation of the effective Land\\'e factors from the transconductance of a biased device in external magnetic field. The contributions of the orbital effects of the magnetic field, the electron-electron interaction and spin-orbit (SO) coupling are studied. The anisotropy of the $g^*$ factors for the in-plane magnetic field orientation, which seems counterintuitive","authors_text":"A. Mre\\'nca-Kolasi\\'nska, B. Szafran, K. Kolasi\\'nski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-18T12:12:16Z","title":"Transconductance and effective Land\\'e factors for quantum point contacts: spin-orbit coupling and interaction effects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.04287","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":"sha256:51497e53dec66db5b6763b47e81aaf4037e697dd0cae00ef0ff3f6bd24cdae25","target":"record","created_at":"2026-05-18T01:22:36Z","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":"c847e54a02d3b5166f396fcf44e0935be85e96bab4622d591767a32192ed052f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-08-18T12:12:16Z","title_canon_sha256":"ef047b970b7a2fe75401a526d336b054187658c677bb11a6ae2da764de5993b9"},"schema_version":"1.0","source":{"id":"1508.04287","kind":"arxiv","version":1}},"canonical_sha256":"71e1e4d1d734f3e3b2d6b2165d9b6648ed52becf6c1dbfc25191cd786505198f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"71e1e4d1d734f3e3b2d6b2165d9b6648ed52becf6c1dbfc25191cd786505198f","first_computed_at":"2026-05-18T01:22:36.952626Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:22:36.952626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MkI9nuBmL4ZwAz02nt+YQA7fO9En5x2s/TMhJygSgKfYigeecht+pMtQriA9oFRhIPQFw9353ukAEf4dDPy+CA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:22:36.953064Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.04287","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:51497e53dec66db5b6763b47e81aaf4037e697dd0cae00ef0ff3f6bd24cdae25","sha256:5f19e1673db8cad4b90ef59b6da8c3011f2935fd8e6cb276bb107731cf30f4c2"],"state_sha256":"1ee43836c2b9b682b204f5b6b03c0a6041ed1b45f145be2e9054a2bb6c90ab91"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gdmAQKdTX4jVn+H6/r0Kn6RGAAgIFD7dIH2kck04GMnOuFo7Qk35DwkC9doBxN2/h9UE/9r5fOFDj0PdKF20Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T03:46:12.559393Z","bundle_sha256":"aed25af82d9bac1bd346eb6c4fcc69bd31626d55247505e75527eb79218e483c"}}