{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:V4SIMN25SG4F3ZITMAHCP56YXH","short_pith_number":"pith:V4SIMN25","schema_version":"1.0","canonical_sha256":"af2486375d91b85de513600e27f7d8b9d9fbd1fdbcaa4594c94e2783e323e1b7","source":{"kind":"arxiv","id":"cond-mat/0604015","version":3},"attestation_state":"computed","paper":{"title":"Weak localisation magnetoresistance and valley symmetry in graphene","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"B.L. Altshuler, E. McCann, H. Suzuura, K. Kechedzhi, T. Ando, Vladimir I. Fal'ko","submitted_at":"2006-04-02T16:06:39Z","abstract_excerpt":"Due to the chiral nature of electrons in a monolayer of graphite (graphene) one can expect weak antilocalisation and a positive weak-field magnetoresistance in it. However, trigonal warping (which breaks p/-p symmetry of the Fermi line in each valley) suppresses antilocalisation, while inter-valley scattering due to atomically sharp scatterers in a realistic graphene sheet or by edges in a narrow wire tends to restore conventional negative magnetoresistance. We show this by evaluating the dependence of the magnetoresistance of graphene on relaxation rates associated with various possible ways "},"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":"cond-mat/0604015","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2006-04-02T16:06:39Z","cross_cats_sorted":[],"title_canon_sha256":"fa245a206de2928fc05e6fffc4206c3d197feabccab2e48951b55b4b01daccd3","abstract_canon_sha256":"8d2fa4cdb9eae06cfcccea40bf3993559837ae63cbd7834241f33a1bd0abef6b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:53:47.701272Z","signature_b64":"zLl0BWBTh6Kqih6EYotFwal0L5RGx9EgafSvwH0622YIJehjw4F3RSqNGA0+hT+j8LToacZ8/OQBx0PaX08TCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af2486375d91b85de513600e27f7d8b9d9fbd1fdbcaa4594c94e2783e323e1b7","last_reissued_at":"2026-07-04T14:53:47.700856Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:53:47.700856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Weak localisation magnetoresistance and valley symmetry in graphene","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"B.L. Altshuler, E. McCann, H. Suzuura, K. Kechedzhi, T. Ando, Vladimir I. Fal'ko","submitted_at":"2006-04-02T16:06:39Z","abstract_excerpt":"Due to the chiral nature of electrons in a monolayer of graphite (graphene) one can expect weak antilocalisation and a positive weak-field magnetoresistance in it. However, trigonal warping (which breaks p/-p symmetry of the Fermi line in each valley) suppresses antilocalisation, while inter-valley scattering due to atomically sharp scatterers in a realistic graphene sheet or by edges in a narrow wire tends to restore conventional negative magnetoresistance. We show this by evaluating the dependence of the magnetoresistance of graphene on relaxation rates associated with various possible ways "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0604015","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0604015/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"cond-mat/0604015","created_at":"2026-07-04T14:53:47.700919+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0604015v3","created_at":"2026-07-04T14:53:47.700919+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0604015","created_at":"2026-07-04T14:53:47.700919+00:00"},{"alias_kind":"pith_short_12","alias_value":"V4SIMN25SG4F","created_at":"2026-07-04T14:53:47.700919+00:00"},{"alias_kind":"pith_short_16","alias_value":"V4SIMN25SG4F3ZIT","created_at":"2026-07-04T14:53:47.700919+00:00"},{"alias_kind":"pith_short_8","alias_value":"V4SIMN25","created_at":"2026-07-04T14:53:47.700919+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/V4SIMN25SG4F3ZITMAHCP56YXH","json":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH.json","graph_json":"https://pith.science/api/pith-number/V4SIMN25SG4F3ZITMAHCP56YXH/graph.json","events_json":"https://pith.science/api/pith-number/V4SIMN25SG4F3ZITMAHCP56YXH/events.json","paper":"https://pith.science/paper/V4SIMN25"},"agent_actions":{"view_html":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH","download_json":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH.json","view_paper":"https://pith.science/paper/V4SIMN25","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0604015&json=true","fetch_graph":"https://pith.science/api/pith-number/V4SIMN25SG4F3ZITMAHCP56YXH/graph.json","fetch_events":"https://pith.science/api/pith-number/V4SIMN25SG4F3ZITMAHCP56YXH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH/action/storage_attestation","attest_author":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH/action/author_attestation","sign_citation":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH/action/citation_signature","submit_replication":"https://pith.science/pith/V4SIMN25SG4F3ZITMAHCP56YXH/action/replication_record"}},"created_at":"2026-07-04T14:53:47.700919+00:00","updated_at":"2026-07-04T14:53:47.700919+00:00"}