{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:TLFN5ZBY3TYHR75MBNPHVTABLO","short_pith_number":"pith:TLFN5ZBY","schema_version":"1.0","canonical_sha256":"9acadee438dcf078ffac0b5e7acc015ba9e6354b29844d32eaaaf977cb4c5db2","source":{"kind":"arxiv","id":"2505.12475","version":1},"attestation_state":"computed","paper":{"title":"Multi-Dimensional Phase Space Manipulation for Attosecond Electron Bunch Compression","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Chao Feng, Qiang Gu, Yuxin Cheng","submitted_at":"2025-05-18T15:52:36Z","abstract_excerpt":"Attosecond electron beams are essential for investigating ultrafast structural and electronic dynamics in matter with atomic-scale resolution. We propose a novel method that enables robust attosecond-level electron bunch compression. This method employs THz-driven linear energy chirping and multidimensional phase-space manipulation, effectively compressing the electron bunch and suppressing its arrival timing jitter. Implemented in an MeV ultrafast electron diffraction beamline, this method compresses a 3~MeV, 0.1~pC electron beam from an initial duration of 50~fs to 810~as while retaining 6~f"},"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":"2505.12475","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2025-05-18T15:52:36Z","cross_cats_sorted":[],"title_canon_sha256":"7a68cf00ce435e6e11989a8c6b0049fb91071cdfecd9121247bc526b77c7d0e9","abstract_canon_sha256":"9e10bb205f1b76d45725a329082390ed881ddbf8f678ccd7aa5e62ecaf8bb36f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:05:05.049810Z","signature_b64":"kvqXCmKkk6vhMWaOPGhnchq66fqK90+MfvD42qqtCb+z1uADdfazQy6wepxFRfwmYulJKLp5ZguUqKkLat4nDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9acadee438dcf078ffac0b5e7acc015ba9e6354b29844d32eaaaf977cb4c5db2","last_reissued_at":"2026-07-05T11:05:05.049313Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:05:05.049313Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multi-Dimensional Phase Space Manipulation for Attosecond Electron Bunch Compression","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Chao Feng, Qiang Gu, Yuxin Cheng","submitted_at":"2025-05-18T15:52:36Z","abstract_excerpt":"Attosecond electron beams are essential for investigating ultrafast structural and electronic dynamics in matter with atomic-scale resolution. We propose a novel method that enables robust attosecond-level electron bunch compression. This method employs THz-driven linear energy chirping and multidimensional phase-space manipulation, effectively compressing the electron bunch and suppressing its arrival timing jitter. Implemented in an MeV ultrafast electron diffraction beamline, this method compresses a 3~MeV, 0.1~pC electron beam from an initial duration of 50~fs to 810~as while retaining 6~f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.12475","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.12475/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2505.12475","created_at":"2026-07-05T11:05:05.049382+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.12475v1","created_at":"2026-07-05T11:05:05.049382+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.12475","created_at":"2026-07-05T11:05:05.049382+00:00"},{"alias_kind":"pith_short_12","alias_value":"TLFN5ZBY3TYH","created_at":"2026-07-05T11:05:05.049382+00:00"},{"alias_kind":"pith_short_16","alias_value":"TLFN5ZBY3TYHR75M","created_at":"2026-07-05T11:05:05.049382+00:00"},{"alias_kind":"pith_short_8","alias_value":"TLFN5ZBY","created_at":"2026-07-05T11:05:05.049382+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2508.03946","citing_title":"Sub-5-fs compression and synchronization of relativistic electron bunches enabled by a high-gradient $\\alpha$-magnet and low-jitter photoinjector","ref_index":37,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO","json":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO.json","graph_json":"https://pith.science/api/pith-number/TLFN5ZBY3TYHR75MBNPHVTABLO/graph.json","events_json":"https://pith.science/api/pith-number/TLFN5ZBY3TYHR75MBNPHVTABLO/events.json","paper":"https://pith.science/paper/TLFN5ZBY"},"agent_actions":{"view_html":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO","download_json":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO.json","view_paper":"https://pith.science/paper/TLFN5ZBY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.12475&json=true","fetch_graph":"https://pith.science/api/pith-number/TLFN5ZBY3TYHR75MBNPHVTABLO/graph.json","fetch_events":"https://pith.science/api/pith-number/TLFN5ZBY3TYHR75MBNPHVTABLO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO/action/storage_attestation","attest_author":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO/action/author_attestation","sign_citation":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO/action/citation_signature","submit_replication":"https://pith.science/pith/TLFN5ZBY3TYHR75MBNPHVTABLO/action/replication_record"}},"created_at":"2026-07-05T11:05:05.049382+00:00","updated_at":"2026-07-05T11:05:05.049382+00:00"}