{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:KF3HDS632PFMX3KW3O32LWZJCL","short_pith_number":"pith:KF3HDS63","schema_version":"1.0","canonical_sha256":"517671cbdbd3cacbed56dbb7a5db2912d741bfa79772d7dfa810905af098133d","source":{"kind":"arxiv","id":"1511.08107","version":1},"attestation_state":"computed","paper":{"title":"Formation and stability of a hollow electron beam in the presence of a plasma wake field driven by an ultra-short electron bunch","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"physics.acc-ph","authors_text":"D. Jovanovic, F. Tanjia, R. Fedele, S. De Nicola, T. Akhter","submitted_at":"2015-11-25T16:28:23Z","abstract_excerpt":"A numerical investigation on the spatiotemporal evolution of an electron beam, externally injected in a plasma in the presence of a plasma wake field, is carried out. The latter is driven by an ultra-short relativistic axially-symmetric femtosecond electron bunch. We first derive a novel Poisson-like equation for the wake potential where the driving term is the ultra-short bunch density, taking suitably into account the interplay between the sharpness and high energy of the bunch. Then, we show that a channel is formed longitudinally, through the externally injected beam while experiencing the"},"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":"1511.08107","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2015-11-25T16:28:23Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"808ce38609ffb4b40bef2e22869c5c11c7adf7efe0bb1dd25021717aab08e454","abstract_canon_sha256":"b89c11e164bf2f0022c44032310eb69615c01508625f7e08ebead016e6a47a14"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:08.088003Z","signature_b64":"pOGv7mlP+A7g+7YY+kK10hez0j3Jo6tIlIhrJbZ5r6XkeJmN74N4xVx0bLZP/ORq/wjiIeRjze7+N74hxSLBBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"517671cbdbd3cacbed56dbb7a5db2912d741bfa79772d7dfa810905af098133d","last_reissued_at":"2026-05-18T01:10:08.087383Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:08.087383Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Formation and stability of a hollow electron beam in the presence of a plasma wake field driven by an ultra-short electron bunch","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"physics.acc-ph","authors_text":"D. Jovanovic, F. Tanjia, R. Fedele, S. De Nicola, T. Akhter","submitted_at":"2015-11-25T16:28:23Z","abstract_excerpt":"A numerical investigation on the spatiotemporal evolution of an electron beam, externally injected in a plasma in the presence of a plasma wake field, is carried out. The latter is driven by an ultra-short relativistic axially-symmetric femtosecond electron bunch. We first derive a novel Poisson-like equation for the wake potential where the driving term is the ultra-short bunch density, taking suitably into account the interplay between the sharpness and high energy of the bunch. Then, we show that a channel is formed longitudinally, through the externally injected beam while experiencing the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08107","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":"1511.08107","created_at":"2026-05-18T01:10:08.087481+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.08107v1","created_at":"2026-05-18T01:10:08.087481+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08107","created_at":"2026-05-18T01:10:08.087481+00:00"},{"alias_kind":"pith_short_12","alias_value":"KF3HDS632PFM","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_16","alias_value":"KF3HDS632PFMX3KW","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_8","alias_value":"KF3HDS63","created_at":"2026-05-18T12:29:27.538025+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/KF3HDS632PFMX3KW3O32LWZJCL","json":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL.json","graph_json":"https://pith.science/api/pith-number/KF3HDS632PFMX3KW3O32LWZJCL/graph.json","events_json":"https://pith.science/api/pith-number/KF3HDS632PFMX3KW3O32LWZJCL/events.json","paper":"https://pith.science/paper/KF3HDS63"},"agent_actions":{"view_html":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL","download_json":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL.json","view_paper":"https://pith.science/paper/KF3HDS63","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.08107&json=true","fetch_graph":"https://pith.science/api/pith-number/KF3HDS632PFMX3KW3O32LWZJCL/graph.json","fetch_events":"https://pith.science/api/pith-number/KF3HDS632PFMX3KW3O32LWZJCL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL/action/storage_attestation","attest_author":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL/action/author_attestation","sign_citation":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL/action/citation_signature","submit_replication":"https://pith.science/pith/KF3HDS632PFMX3KW3O32LWZJCL/action/replication_record"}},"created_at":"2026-05-18T01:10:08.087481+00:00","updated_at":"2026-05-18T01:10:08.087481+00:00"}