{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:5VXNVPIPVOYIHKIHCGOZPSJ4RB","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":"de6ae8d2f4f396160d1959dce332ccf414a40c4b90b084ac4ef2a73e3081985b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2016-09-17T17:07:23Z","title_canon_sha256":"61e5f157929ef8bbeba5706fcd1d449a26037bf722114541d19d1c564f67f008"},"schema_version":"1.0","source":{"id":"1609.05364","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.05364","created_at":"2026-05-18T00:40:13Z"},{"alias_kind":"arxiv_version","alias_value":"1609.05364v2","created_at":"2026-05-18T00:40:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.05364","created_at":"2026-05-18T00:40:13Z"},{"alias_kind":"pith_short_12","alias_value":"5VXNVPIPVOYI","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"5VXNVPIPVOYIHKIH","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"5VXNVPIP","created_at":"2026-05-18T12:30:01Z"}],"graph_snapshots":[{"event_id":"sha256:5b968e593b756b1471d86ac2968ea7ad0436c61eef2f3a400bd322b00ee00d34","target":"graph","created_at":"2026-05-18T00:40:13Z","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":"A novel method for generating GigaGauss solenoidal field in laser-plasma bubble, using screw-shaped laser pulses, has been recently presented in arXiv:1604.01259 [physics.plasm-ph]. Such magnetic fields enable fast synchrotron radiation cooling of the beam emittance of laser-plasma accelerated leptons. This recent finding opens a novel approach for design of laser-plasma FELs or colliders, where the acceleration stages are interleaved with laser-plasma emittance cooling stages. In this concept paper we present an outline of how a staged plasma-acceleration FEL could look like and discuss furth","authors_text":"Alexander Andreev, Andrei Seryi, Ivan Konoplev, Zsolt Lesz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2016-09-17T17:07:23Z","title":"Concept of a Staged FEL Enabled by Fast Synchrotron Radiation Cooling of Laser-Plasma Accelerated Beam by Solenoidal Magnetic Fields in Plasma Bubble"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.05364","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":"sha256:73991841f6f563dd89ff82c74783cb6ffc85e55b469e904696763afab3deee85","target":"record","created_at":"2026-05-18T00:40:13Z","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":"de6ae8d2f4f396160d1959dce332ccf414a40c4b90b084ac4ef2a73e3081985b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2016-09-17T17:07:23Z","title_canon_sha256":"61e5f157929ef8bbeba5706fcd1d449a26037bf722114541d19d1c564f67f008"},"schema_version":"1.0","source":{"id":"1609.05364","kind":"arxiv","version":2}},"canonical_sha256":"ed6edabd0fabb083a907119d97c93c8867a137c83ae9adbd306a26c2f91b79e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ed6edabd0fabb083a907119d97c93c8867a137c83ae9adbd306a26c2f91b79e4","first_computed_at":"2026-05-18T00:40:13.759200Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:40:13.759200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pbk5E3Tnyb38wReVTbpMxAbQ3X0hWfDGiel3CIAP5kDKrgJVQO2vlHmI8gkV5U2DtCM4hvoRb27ZCmH/LMT9Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:40:13.759715Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.05364","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73991841f6f563dd89ff82c74783cb6ffc85e55b469e904696763afab3deee85","sha256:5b968e593b756b1471d86ac2968ea7ad0436c61eef2f3a400bd322b00ee00d34"],"state_sha256":"ec3517e8bffee5f10eb9f61e09eae073236ca158e828f35de619bf48d8cb57e8"}