{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:D3JDUDNH36TIAHQZOPHOJTY4UK","short_pith_number":"pith:D3JDUDNH","schema_version":"1.0","canonical_sha256":"1ed23a0da7dfa6801e1973cee4cf1ca2a49d59afb6c3f9c94ed5026f6b7d80e7","source":{"kind":"arxiv","id":"1407.1932","version":1},"attestation_state":"computed","paper":{"title":"Fourier-Hermite spectral representation for the Vlasov-Poisson system in the weakly collisional limit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"J. T. Parker, P. J. Dellar","submitted_at":"2014-07-08T02:47:21Z","abstract_excerpt":"We study Landau damping in the 1+1D Vlasov-Poisson system using a Fourier-Hermite spectral representation. We describe the propagation of free energy in phase space using forwards and backwards propagating Hermite modes recently developed for gyrokinetics [Schekochihin et al. (2014)]. The change in the electric field corresponds to the net Hermite flux via a free energy evolution equation. In linear Landau damping, decay in the electric field corresponds to forward propagating Hermite modes; in nonlinear damping, the initial decay is followed by a growth phase characterised by the generation o"},"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":"1407.1932","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-07-08T02:47:21Z","cross_cats_sorted":[],"title_canon_sha256":"bedcc4521dec1d188f1c05a7cda40ba9138697c8e763c35610202ecbd2ed7923","abstract_canon_sha256":"4477cde2abcc2d1e140d997687fe140c2098f98345fdbf30e3d08cacf3406b02"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:11.007945Z","signature_b64":"PvXmBr83lKsRx4AGMd+UHMAacvK7XRSyHvJL/zxwKwbzRe5ux9fn2NOGgmb+OElC60JhMC74j/hiC8A3TYh9CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ed23a0da7dfa6801e1973cee4cf1ca2a49d59afb6c3f9c94ed5026f6b7d80e7","last_reissued_at":"2026-05-18T02:04:11.007005Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:11.007005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fourier-Hermite spectral representation for the Vlasov-Poisson system in the weakly collisional limit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"J. T. Parker, P. J. Dellar","submitted_at":"2014-07-08T02:47:21Z","abstract_excerpt":"We study Landau damping in the 1+1D Vlasov-Poisson system using a Fourier-Hermite spectral representation. We describe the propagation of free energy in phase space using forwards and backwards propagating Hermite modes recently developed for gyrokinetics [Schekochihin et al. (2014)]. The change in the electric field corresponds to the net Hermite flux via a free energy evolution equation. In linear Landau damping, decay in the electric field corresponds to forward propagating Hermite modes; in nonlinear damping, the initial decay is followed by a growth phase characterised by the generation o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.1932","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":"1407.1932","created_at":"2026-05-18T02:04:11.007211+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.1932v1","created_at":"2026-05-18T02:04:11.007211+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.1932","created_at":"2026-05-18T02:04:11.007211+00:00"},{"alias_kind":"pith_short_12","alias_value":"D3JDUDNH36TI","created_at":"2026-05-18T12:28:25.294606+00:00"},{"alias_kind":"pith_short_16","alias_value":"D3JDUDNH36TIAHQZ","created_at":"2026-05-18T12:28:25.294606+00:00"},{"alias_kind":"pith_short_8","alias_value":"D3JDUDNH","created_at":"2026-05-18T12:28:25.294606+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/D3JDUDNH36TIAHQZOPHOJTY4UK","json":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK.json","graph_json":"https://pith.science/api/pith-number/D3JDUDNH36TIAHQZOPHOJTY4UK/graph.json","events_json":"https://pith.science/api/pith-number/D3JDUDNH36TIAHQZOPHOJTY4UK/events.json","paper":"https://pith.science/paper/D3JDUDNH"},"agent_actions":{"view_html":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK","download_json":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK.json","view_paper":"https://pith.science/paper/D3JDUDNH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.1932&json=true","fetch_graph":"https://pith.science/api/pith-number/D3JDUDNH36TIAHQZOPHOJTY4UK/graph.json","fetch_events":"https://pith.science/api/pith-number/D3JDUDNH36TIAHQZOPHOJTY4UK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK/action/storage_attestation","attest_author":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK/action/author_attestation","sign_citation":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK/action/citation_signature","submit_replication":"https://pith.science/pith/D3JDUDNH36TIAHQZOPHOJTY4UK/action/replication_record"}},"created_at":"2026-05-18T02:04:11.007211+00:00","updated_at":"2026-05-18T02:04:11.007211+00:00"}