{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:RSJ7KYO4SWKUEGYZ24IJ2PZGCN","short_pith_number":"pith:RSJ7KYO4","schema_version":"1.0","canonical_sha256":"8c93f561dc9595421b19d7109d3f2613753d95ac51884e296148bde2828198c4","source":{"kind":"arxiv","id":"2111.01756","version":1},"attestation_state":"computed","paper":{"title":"CW Operation of the European XFEL: SC-Gun Injector Optimization, S2E Calculations and SASE Performance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Dmitry Bazyl, Martin Dohlus, Torsten Limberg, Ye Chen","submitted_at":"2021-11-02T17:29:39Z","abstract_excerpt":"This note presents optimization results for an injector with a super-conducting gun for the cw operation of the European XFEL, the corresponding start-to-end simulation calculations for the beam transport to the undulators and SASE calculations of the X-ray intensities for the achievable photon energies.\n  The optimizations for an injector with a super-conducting gun are done mainly for an already experimentally shown accelerating gradient of 40 MV/m. Different working points with respect to transverse emittance and bunch length are chosen to see whether the lower transverse emittance of the l"},"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":"2111.01756","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2021-11-02T17:29:39Z","cross_cats_sorted":[],"title_canon_sha256":"e1af6acc7cee4e469996aa37b39c95702822a34b646b47bd00c176d03193316f","abstract_canon_sha256":"de254b00816be3b1c21a4a06e3fc8917a00169b41cae5e401d1a5900577c258b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:28:32.592509Z","signature_b64":"hkKTzDjkQitWFiIgIr1Z8ZQFBDTj0jFdVcQp5jB38H7XVW6hL4IIyGLNDGyOH+ni1DJNpI4c+DOHfrWjcepfCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c93f561dc9595421b19d7109d3f2613753d95ac51884e296148bde2828198c4","last_reissued_at":"2026-07-05T03:28:32.591914Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:28:32.591914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"CW Operation of the European XFEL: SC-Gun Injector Optimization, S2E Calculations and SASE Performance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Dmitry Bazyl, Martin Dohlus, Torsten Limberg, Ye Chen","submitted_at":"2021-11-02T17:29:39Z","abstract_excerpt":"This note presents optimization results for an injector with a super-conducting gun for the cw operation of the European XFEL, the corresponding start-to-end simulation calculations for the beam transport to the undulators and SASE calculations of the X-ray intensities for the achievable photon energies.\n  The optimizations for an injector with a super-conducting gun are done mainly for an already experimentally shown accelerating gradient of 40 MV/m. Different working points with respect to transverse emittance and bunch length are chosen to see whether the lower transverse emittance of the l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.01756","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/2111.01756/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":"2111.01756","created_at":"2026-07-05T03:28:32.591973+00:00"},{"alias_kind":"arxiv_version","alias_value":"2111.01756v1","created_at":"2026-07-05T03:28:32.591973+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.01756","created_at":"2026-07-05T03:28:32.591973+00:00"},{"alias_kind":"pith_short_12","alias_value":"RSJ7KYO4SWKU","created_at":"2026-07-05T03:28:32.591973+00:00"},{"alias_kind":"pith_short_16","alias_value":"RSJ7KYO4SWKUEGYZ","created_at":"2026-07-05T03:28:32.591973+00:00"},{"alias_kind":"pith_short_8","alias_value":"RSJ7KYO4","created_at":"2026-07-05T03:28:32.591973+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/RSJ7KYO4SWKUEGYZ24IJ2PZGCN","json":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN.json","graph_json":"https://pith.science/api/pith-number/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/graph.json","events_json":"https://pith.science/api/pith-number/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/events.json","paper":"https://pith.science/paper/RSJ7KYO4"},"agent_actions":{"view_html":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN","download_json":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN.json","view_paper":"https://pith.science/paper/RSJ7KYO4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2111.01756&json=true","fetch_graph":"https://pith.science/api/pith-number/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/graph.json","fetch_events":"https://pith.science/api/pith-number/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/action/storage_attestation","attest_author":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/action/author_attestation","sign_citation":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/action/citation_signature","submit_replication":"https://pith.science/pith/RSJ7KYO4SWKUEGYZ24IJ2PZGCN/action/replication_record"}},"created_at":"2026-07-05T03:28:32.591973+00:00","updated_at":"2026-07-05T03:28:32.591973+00:00"}