{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:K4B6E3ZF6VPMULUSY6DEAFSWQU","short_pith_number":"pith:K4B6E3ZF","schema_version":"1.0","canonical_sha256":"5703e26f25f55eca2e92c786401656853cfcc39d2f4eaf476f7aa18b3b90e130","source":{"kind":"arxiv","id":"2604.26767","version":2},"attestation_state":"computed","paper":{"title":"Kondo transport in an anisotropic two-dimensional electron gas with quadratic momentum-dependent spin splitting","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Quadratic spin splitting in an anisotropic 2DEG suppresses the Kondo temperature by ~37% at a critical coupling strength, marking the onset of Kondo collapse.","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"M. R. Parymuda","submitted_at":"2026-04-29T15:00:17Z","abstract_excerpt":"We investigate the transport properties of an anisotropic two-dimensional electron gas with a quadratic spin texture, described by a low-energy effective $ k\\cdot p$ model, in the presence of $S=1/2$ Kondo impurities. We develop a Green's function framework that captures the interplay between the spin texture and the Kondo scattering for calculating transport properties in such systems. Using this framework, we evaluate the longitudinal resistivity corrections $\\Delta\\rho^{xx}/\\rho^{xx}_0$ and $\\Delta\\rho^{yy}/\\rho^{yy}_0$ to third order in the $s$-$d$ exchange coupling and analyze their tempe"},"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":"2604.26767","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-04-29T15:00:17Z","cross_cats_sorted":[],"title_canon_sha256":"2bc559d6202f430b1c7ee9065232d6320cad3ff0d8c4930b1e3eca5a89db29d5","abstract_canon_sha256":"5048b5429df067116f8c3ec48f24041326bc6553d042f8dee319c114f20eb7be"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-26T02:04:11.560884Z","signature_b64":"tDBSl2MyuaNSezxjZLloHBVvBuwKhdh0lP+Ns62YiX0HlL3GdK0c58wOmW4ekWpEauvjEHvg6uRVTZSF1SzeCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5703e26f25f55eca2e92c786401656853cfcc39d2f4eaf476f7aa18b3b90e130","last_reissued_at":"2026-05-26T02:04:11.560306Z","signature_status":"signed_v1","first_computed_at":"2026-05-26T02:04:11.560306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Kondo transport in an anisotropic two-dimensional electron gas with quadratic momentum-dependent spin splitting","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Quadratic spin splitting in an anisotropic 2DEG suppresses the Kondo temperature by ~37% at a critical coupling strength, marking the onset of Kondo collapse.","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"M. R. Parymuda","submitted_at":"2026-04-29T15:00:17Z","abstract_excerpt":"We investigate the transport properties of an anisotropic two-dimensional electron gas with a quadratic spin texture, described by a low-energy effective $ k\\cdot p$ model, in the presence of $S=1/2$ Kondo impurities. We develop a Green's function framework that captures the interplay between the spin texture and the Kondo scattering for calculating transport properties in such systems. Using this framework, we evaluate the longitudinal resistivity corrections $\\Delta\\rho^{xx}/\\rho^{xx}_0$ and $\\Delta\\rho^{yy}/\\rho^{yy}_0$ to third order in the $s$-$d$ exchange coupling and analyze their tempe"},"claims":{"count":3,"items":[{"kind":"strongest_claim","text":"We identify a critical coupling α_cr marking the onset of a Kondo collapse, at which T_K is reduced by approximately 37% relative to that of the conventional two-dimensional electron gas.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The low-energy effective k·p model with quadratic spin texture remains valid across the range of α studied, and third-order perturbation theory in the s-d exchange coupling suffices to capture the temperature dependence of the resistivity corrections and T_K.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Quadratic spin splitting in an anisotropic 2DEG suppresses the Kondo temperature by ~37% at a critical coupling strength, marking the onset of Kondo collapse.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"}],"snapshot_sha256":"91a2dd68e7223fee4c591fe6a346f184db900e098f4eebe410d1d90d3ab2c772"},"source":{"id":"2604.26767","kind":"arxiv","version":2},"verdict":{"id":"646077e3-eeb2-400f-ac06-d61a70e34e38","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-07T12:10:23.158662Z","strongest_claim":"We identify a critical coupling α_cr marking the onset of a Kondo collapse, at which T_K is reduced by approximately 37% relative to that of the conventional two-dimensional electron gas.","one_line_summary":"Quadratic spin splitting in an anisotropic 2DEG suppresses the Kondo temperature by ~37% at a critical coupling strength, marking the onset of Kondo collapse.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The low-energy effective k·p model with quadratic spin texture remains valid across the range of α studied, and third-order perturbation theory in the s-d exchange coupling suffices to capture the temperature dependence of the resistivity corrections and T_K.","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2604.26767/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"ai_meta_artifact","ran_at":"2026-05-20T23:42:29.264928Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"7dd7e00f9dcdbc6f93e89e801e20deeec0e9f7b9e0e360891c5c90c99c5a1465"},"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":"2604.26767","created_at":"2026-05-26T02:04:11.560393+00:00"},{"alias_kind":"arxiv_version","alias_value":"2604.26767v2","created_at":"2026-05-26T02:04:11.560393+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2604.26767","created_at":"2026-05-26T02:04:11.560393+00:00"},{"alias_kind":"pith_short_12","alias_value":"K4B6E3ZF6VPM","created_at":"2026-05-26T02:04:11.560393+00:00"},{"alias_kind":"pith_short_16","alias_value":"K4B6E3ZF6VPMULUS","created_at":"2026-05-26T02:04:11.560393+00:00"},{"alias_kind":"pith_short_8","alias_value":"K4B6E3ZF","created_at":"2026-05-26T02:04:11.560393+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/K4B6E3ZF6VPMULUSY6DEAFSWQU","json":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU.json","graph_json":"https://pith.science/api/pith-number/K4B6E3ZF6VPMULUSY6DEAFSWQU/graph.json","events_json":"https://pith.science/api/pith-number/K4B6E3ZF6VPMULUSY6DEAFSWQU/events.json","paper":"https://pith.science/paper/K4B6E3ZF"},"agent_actions":{"view_html":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU","download_json":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU.json","view_paper":"https://pith.science/paper/K4B6E3ZF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2604.26767&json=true","fetch_graph":"https://pith.science/api/pith-number/K4B6E3ZF6VPMULUSY6DEAFSWQU/graph.json","fetch_events":"https://pith.science/api/pith-number/K4B6E3ZF6VPMULUSY6DEAFSWQU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU/action/storage_attestation","attest_author":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU/action/author_attestation","sign_citation":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU/action/citation_signature","submit_replication":"https://pith.science/pith/K4B6E3ZF6VPMULUSY6DEAFSWQU/action/replication_record"}},"created_at":"2026-05-26T02:04:11.560393+00:00","updated_at":"2026-05-26T02:04:11.560393+00:00"}