{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:ZAUE2ZQOHY377CK2JNBVELJ2SN","short_pith_number":"pith:ZAUE2ZQO","schema_version":"1.0","canonical_sha256":"c8284d660e3e37ff895a4b43522d3a935f2a9a3f572fc7383176617ee2513ef5","source":{"kind":"arxiv","id":"1903.04001","version":1},"attestation_state":"computed","paper":{"title":"Perturbation theory for two-dimensional hydrodynamic plasmons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Aleksandr S. Petrov, Dmitry Svintsov","submitted_at":"2019-03-10T14:43:03Z","abstract_excerpt":"Perturbation theory is an indispensable tool in quantum mechanics and electrodynamics that handles weak effects on particle motion or fields. However, its extension to plasmons involving complex motion of {\\it both} particles and fields remained challenging. We show that this challenge can be mastered if electron motion obeys the laws of hydrodynamics, as recently confirmed in experiments with ultra-clean heterostructures. We present a unified approach to evaluate corrections to plasmon spectra induced by carrier drift, magnetic field, Berry curvature, scattering, and viscosity. As a first app"},"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":"1903.04001","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-10T14:43:03Z","cross_cats_sorted":[],"title_canon_sha256":"06effcfb18f3bdbd5ce20d7c93b50f4261157f88ff91607137600dc66f3623dd","abstract_canon_sha256":"ef244026cdfc0187cbef581f286b3f5a5ada9f862c68632f7faac0640beb0ce2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:51.866929Z","signature_b64":"8KzDeK83EArAgGNOIEElxzPz/1Ct6cXWqRaiE3bBG5vvjm4A7tquaHGIQPUI8TQwOIptOHD8ujQ7lUXTkZvWDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8284d660e3e37ff895a4b43522d3a935f2a9a3f572fc7383176617ee2513ef5","last_reissued_at":"2026-05-17T23:45:51.866531Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:51.866531Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Perturbation theory for two-dimensional hydrodynamic plasmons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Aleksandr S. Petrov, Dmitry Svintsov","submitted_at":"2019-03-10T14:43:03Z","abstract_excerpt":"Perturbation theory is an indispensable tool in quantum mechanics and electrodynamics that handles weak effects on particle motion or fields. However, its extension to plasmons involving complex motion of {\\it both} particles and fields remained challenging. We show that this challenge can be mastered if electron motion obeys the laws of hydrodynamics, as recently confirmed in experiments with ultra-clean heterostructures. We present a unified approach to evaluate corrections to plasmon spectra induced by carrier drift, magnetic field, Berry curvature, scattering, and viscosity. As a first app"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.04001","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1903.04001","created_at":"2026-05-17T23:45:51.866599+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.04001v1","created_at":"2026-05-17T23:45:51.866599+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.04001","created_at":"2026-05-17T23:45:51.866599+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZAUE2ZQOHY37","created_at":"2026-05-18T12:33:33.725879+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZAUE2ZQOHY377CK2","created_at":"2026-05-18T12:33:33.725879+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZAUE2ZQO","created_at":"2026-05-18T12:33:33.725879+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/ZAUE2ZQOHY377CK2JNBVELJ2SN","json":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN.json","graph_json":"https://pith.science/api/pith-number/ZAUE2ZQOHY377CK2JNBVELJ2SN/graph.json","events_json":"https://pith.science/api/pith-number/ZAUE2ZQOHY377CK2JNBVELJ2SN/events.json","paper":"https://pith.science/paper/ZAUE2ZQO"},"agent_actions":{"view_html":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN","download_json":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN.json","view_paper":"https://pith.science/paper/ZAUE2ZQO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.04001&json=true","fetch_graph":"https://pith.science/api/pith-number/ZAUE2ZQOHY377CK2JNBVELJ2SN/graph.json","fetch_events":"https://pith.science/api/pith-number/ZAUE2ZQOHY377CK2JNBVELJ2SN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN/action/storage_attestation","attest_author":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN/action/author_attestation","sign_citation":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN/action/citation_signature","submit_replication":"https://pith.science/pith/ZAUE2ZQOHY377CK2JNBVELJ2SN/action/replication_record"}},"created_at":"2026-05-17T23:45:51.866599+00:00","updated_at":"2026-05-17T23:45:51.866599+00:00"}