{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:N2SXQJ7NXRCFILXMLQWPWDVEPG","short_pith_number":"pith:N2SXQJ7N","canonical_record":{"source":{"id":"0909.0587","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-09-03T12:37:23Z","cross_cats_sorted":[],"title_canon_sha256":"a6dac30bdda8735e5f9cf4d3711dc509c6e5f2a122fc9c932da11228ca6533e0","abstract_canon_sha256":"a9a392da41e20e650064aca7317e97ccf5649c68a0966697dca486cc3e943e58"},"schema_version":"1.0"},"canonical_sha256":"6ea57827edbc44542eec5c2cfb0ea479848eec0c72f7b76eab4f2297518c5c5c","source":{"kind":"arxiv","id":"0909.0587","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0909.0587","created_at":"2026-05-18T02:12:00Z"},{"alias_kind":"arxiv_version","alias_value":"0909.0587v2","created_at":"2026-05-18T02:12:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.0587","created_at":"2026-05-18T02:12:00Z"},{"alias_kind":"pith_short_12","alias_value":"N2SXQJ7NXRCF","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"N2SXQJ7NXRCFILXM","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"N2SXQJ7N","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:N2SXQJ7NXRCFILXMLQWPWDVEPG","target":"record","payload":{"canonical_record":{"source":{"id":"0909.0587","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-09-03T12:37:23Z","cross_cats_sorted":[],"title_canon_sha256":"a6dac30bdda8735e5f9cf4d3711dc509c6e5f2a122fc9c932da11228ca6533e0","abstract_canon_sha256":"a9a392da41e20e650064aca7317e97ccf5649c68a0966697dca486cc3e943e58"},"schema_version":"1.0"},"canonical_sha256":"6ea57827edbc44542eec5c2cfb0ea479848eec0c72f7b76eab4f2297518c5c5c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:12:00.440668Z","signature_b64":"zRofrD08MvPfJ4eWs/TBilTapiJK13zLzyoG3gmVY5UECrjSVoqFexesC+w7Afnnj/zOa1k0WHExxy4z7imACw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ea57827edbc44542eec5c2cfb0ea479848eec0c72f7b76eab4f2297518c5c5c","last_reissued_at":"2026-05-18T02:12:00.440038Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:12:00.440038Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0909.0587","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:12:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"waHx7tedJyKfxUPhBkZOeXgkQAN5YTQQkKIZj/Tu8T2ppBJaEYpjO5JWINWs4qqFJZlaJw/9xlisMo8V5B4GDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:46:14.130378Z"},"content_sha256":"1b7cad0cf5afee08688a2488b23f1bdcb583899345bf113cfee8d4fa77e73595","schema_version":"1.0","event_id":"sha256:1b7cad0cf5afee08688a2488b23f1bdcb583899345bf113cfee8d4fa77e73595"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:N2SXQJ7NXRCFILXMLQWPWDVEPG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Asymmetry-Driven Structure Formation in Pair Plasmas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"N.L. Shatashvili, S.M. Mahajan, V.I. Berezhiani","submitted_at":"2009-09-03T12:37:23Z","abstract_excerpt":"The nonlinear propagation of electromagnetic waves in pair plasmas, in which the electrostatic potential plays a very important but subdominant role of a \"binding glue\" is investigated. Several mechanisms for structure formation are investigated, in particular, the \"asymmetry\" in the initial temperatures of the constituent species. It is shown that the temperature asymmetry leads to a (localizing) nonlinearity that is new and qualitatively different from the ones originating in ambient mass or density difference. The temperature asymmetry driven focusing-defocusing nonlinearity supports stable"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.0587","kind":"arxiv","version":2},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:12:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lv2fUycU0MZP48XjH0T91++Icdy+Vf07yfCAFGdThh+YSU7ibyQprtTzL3xlC/dcf07cqH7JXxHeSN4ZTsR1Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:46:14.131104Z"},"content_sha256":"f222d9543731d7bec29d1697a075c07bd957492b565d86d61d79b6437ba2e243","schema_version":"1.0","event_id":"sha256:f222d9543731d7bec29d1697a075c07bd957492b565d86d61d79b6437ba2e243"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG/bundle.json","state_url":"https://pith.science/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T22:46:14Z","links":{"resolver":"https://pith.science/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG","bundle":"https://pith.science/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG/bundle.json","state":"https://pith.science/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N2SXQJ7NXRCFILXMLQWPWDVEPG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:N2SXQJ7NXRCFILXMLQWPWDVEPG","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":"a9a392da41e20e650064aca7317e97ccf5649c68a0966697dca486cc3e943e58","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-09-03T12:37:23Z","title_canon_sha256":"a6dac30bdda8735e5f9cf4d3711dc509c6e5f2a122fc9c932da11228ca6533e0"},"schema_version":"1.0","source":{"id":"0909.0587","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0909.0587","created_at":"2026-05-18T02:12:00Z"},{"alias_kind":"arxiv_version","alias_value":"0909.0587v2","created_at":"2026-05-18T02:12:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.0587","created_at":"2026-05-18T02:12:00Z"},{"alias_kind":"pith_short_12","alias_value":"N2SXQJ7NXRCF","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"N2SXQJ7NXRCFILXM","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"N2SXQJ7N","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:f222d9543731d7bec29d1697a075c07bd957492b565d86d61d79b6437ba2e243","target":"graph","created_at":"2026-05-18T02:12:00Z","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":"The nonlinear propagation of electromagnetic waves in pair plasmas, in which the electrostatic potential plays a very important but subdominant role of a \"binding glue\" is investigated. Several mechanisms for structure formation are investigated, in particular, the \"asymmetry\" in the initial temperatures of the constituent species. It is shown that the temperature asymmetry leads to a (localizing) nonlinearity that is new and qualitatively different from the ones originating in ambient mass or density difference. The temperature asymmetry driven focusing-defocusing nonlinearity supports stable","authors_text":"N.L. Shatashvili, S.M. Mahajan, V.I. Berezhiani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-09-03T12:37:23Z","title":"Asymmetry-Driven Structure Formation in Pair Plasmas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.0587","kind":"arxiv","version":2},"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":"sha256:1b7cad0cf5afee08688a2488b23f1bdcb583899345bf113cfee8d4fa77e73595","target":"record","created_at":"2026-05-18T02:12:00Z","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":"a9a392da41e20e650064aca7317e97ccf5649c68a0966697dca486cc3e943e58","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-09-03T12:37:23Z","title_canon_sha256":"a6dac30bdda8735e5f9cf4d3711dc509c6e5f2a122fc9c932da11228ca6533e0"},"schema_version":"1.0","source":{"id":"0909.0587","kind":"arxiv","version":2}},"canonical_sha256":"6ea57827edbc44542eec5c2cfb0ea479848eec0c72f7b76eab4f2297518c5c5c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ea57827edbc44542eec5c2cfb0ea479848eec0c72f7b76eab4f2297518c5c5c","first_computed_at":"2026-05-18T02:12:00.440038Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:12:00.440038Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zRofrD08MvPfJ4eWs/TBilTapiJK13zLzyoG3gmVY5UECrjSVoqFexesC+w7Afnnj/zOa1k0WHExxy4z7imACw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:12:00.440668Z","signed_message":"canonical_sha256_bytes"},"source_id":"0909.0587","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b7cad0cf5afee08688a2488b23f1bdcb583899345bf113cfee8d4fa77e73595","sha256:f222d9543731d7bec29d1697a075c07bd957492b565d86d61d79b6437ba2e243"],"state_sha256":"77ec863bf969b2da632901327af963fe661aa2d93b25d007dabf977e7817016c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AjggW5ceXQVHpDjaCpregMAnBp0AcLPoT1wqawMBKyyWzPfUpSmLShoOmpAvjgo+aIUi2MgxSRHjtNPuBMhxDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T22:46:14.135136Z","bundle_sha256":"72ac66a3291d3d7d6074660a810f70c7b063ccf57f16f62d432afb58f270eb78"}}