{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:EVKIVGN2KMKUIBOCHCP2JHP72R","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":"e906ab83b50a40a19401ac27a04471f7f15ed80e8f5977312fc2284c46ef1338","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-02-25T18:24:16Z","title_canon_sha256":"d8429a8667958da635f139836a8d1603b96c2850f84f5e75253047ffd432ba75"},"schema_version":"1.0","source":{"id":"1402.6269","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.6269","created_at":"2026-05-18T01:44:27Z"},{"alias_kind":"arxiv_version","alias_value":"1402.6269v1","created_at":"2026-05-18T01:44:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.6269","created_at":"2026-05-18T01:44:27Z"},{"alias_kind":"pith_short_12","alias_value":"EVKIVGN2KMKU","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"EVKIVGN2KMKUIBOC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"EVKIVGN2","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:c9f87ffefeae9f5a57267c21cddf0d593422f08f04c5acfe98e89c161f39cb4b","target":"graph","created_at":"2026-05-18T01:44:27Z","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":"An analytical theory is proposed for the kinetic electrostatic electron nonlinear (KEEN) waves originally found in simulations by Afeyan et al [arXiv:1210.8105]. We suggest that KEEN waves represent saturated states of the negative mass instability (NMI) reported recently by Dodin et al [Phys. Rev. Lett. 110, 215006 (2013)]. Due to the NMI, trapped electrons form macroparticles that produce field oscillations at harmonics of the bounce frequency. At large enough amplitudes, these harmonics can phase-lock to the main wave and form stable nonlinear dissipationless structures that are nonstationa","authors_text":"I. Y. Dodin, N. J. Fisch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-02-25T18:24:16Z","title":"On the nature of kinetic electrostatic electron nonlinear (KEEN) waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.6269","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":"sha256:3e6e3dc54abaa3a6745e425d134624cd9e1ce83441f53a028585480f3b33afa0","target":"record","created_at":"2026-05-18T01:44:27Z","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":"e906ab83b50a40a19401ac27a04471f7f15ed80e8f5977312fc2284c46ef1338","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-02-25T18:24:16Z","title_canon_sha256":"d8429a8667958da635f139836a8d1603b96c2850f84f5e75253047ffd432ba75"},"schema_version":"1.0","source":{"id":"1402.6269","kind":"arxiv","version":1}},"canonical_sha256":"25548a99ba53154405c2389fa49dffd4527cb341a077a0d9957f97c32b9bd692","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"25548a99ba53154405c2389fa49dffd4527cb341a077a0d9957f97c32b9bd692","first_computed_at":"2026-05-18T01:44:27.334932Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:27.334932Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8fXvgjhd3630KfcOvLngq2DI4qehl+dsxGCed1JhG0ZABQRBs1lbPFfJTw/Au90K4wIceaHCS88hH93NXWn+Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:27.335377Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.6269","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3e6e3dc54abaa3a6745e425d134624cd9e1ce83441f53a028585480f3b33afa0","sha256:c9f87ffefeae9f5a57267c21cddf0d593422f08f04c5acfe98e89c161f39cb4b"],"state_sha256":"ed57663414c2918546735d1a0b4ab594a7e5bda1160398de3ec7c78fc8c57339"}