{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:MHCPGKS4RTTE3YB2MHC6TTF2YM","short_pith_number":"pith:MHCPGKS4","schema_version":"1.0","canonical_sha256":"61c4f32a5c8ce64de03a61c5e9ccbac32f2a6295f49daca68e29be012d66c0b3","source":{"kind":"arxiv","id":"1904.04332","version":2},"attestation_state":"computed","paper":{"title":"Energy and RF Cavity Phase Symmetry Enforcement in Multi-turn ERL Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Gayathrini Premawardhana, Georg Heinz Hoffstaetter, Nilanjan Banerjee, Rosalyn Koscica, William Lou","submitted_at":"2019-04-08T20:02:06Z","abstract_excerpt":"In a multipass energy recovery linac (ERL), each cavity must regain all energy expended from beam acceleration during beam deceleration, and the beam should achieve specific energy targets during each loop that returns it to the linac. For full energy recovery, and for every returning beam to meet loop energy requirements, we must specify and maintain the phase and voltage of cavity fields in addition to selecting adequate flight times. These parameters are found with a full scale numerical optimization program. If we impose symmetry in time and energy during acceleration and deceleration, few"},"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":"1904.04332","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2019-04-08T20:02:06Z","cross_cats_sorted":[],"title_canon_sha256":"e8ba6b8ae3e16140646d6a6f0639b8112ccd44dc7d4163f41e3d1b190debf8d9","abstract_canon_sha256":"c03135a90dc6c5b3de83d8b212a717cf3a9e7bee23b7cac37ee0cc4209360d9c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:03:44.949674Z","signature_b64":"kqS/N6pySuQvQCLpbiHzzztzeImvFsB2np7fnGma5MLOjbBIvAF4jCiIRe0V7ROo/ES/1HcRXD3QGedAbAfcBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61c4f32a5c8ce64de03a61c5e9ccbac32f2a6295f49daca68e29be012d66c0b3","last_reissued_at":"2026-07-05T00:03:44.949198Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:03:44.949198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Energy and RF Cavity Phase Symmetry Enforcement in Multi-turn ERL Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Gayathrini Premawardhana, Georg Heinz Hoffstaetter, Nilanjan Banerjee, Rosalyn Koscica, William Lou","submitted_at":"2019-04-08T20:02:06Z","abstract_excerpt":"In a multipass energy recovery linac (ERL), each cavity must regain all energy expended from beam acceleration during beam deceleration, and the beam should achieve specific energy targets during each loop that returns it to the linac. For full energy recovery, and for every returning beam to meet loop energy requirements, we must specify and maintain the phase and voltage of cavity fields in addition to selecting adequate flight times. These parameters are found with a full scale numerical optimization program. If we impose symmetry in time and energy during acceleration and deceleration, few"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.04332","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1904.04332/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":"1904.04332","created_at":"2026-07-05T00:03:44.949255+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.04332v2","created_at":"2026-07-05T00:03:44.949255+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.04332","created_at":"2026-07-05T00:03:44.949255+00:00"},{"alias_kind":"pith_short_12","alias_value":"MHCPGKS4RTTE","created_at":"2026-07-05T00:03:44.949255+00:00"},{"alias_kind":"pith_short_16","alias_value":"MHCPGKS4RTTE3YB2","created_at":"2026-07-05T00:03:44.949255+00:00"},{"alias_kind":"pith_short_8","alias_value":"MHCPGKS4","created_at":"2026-07-05T00:03:44.949255+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/MHCPGKS4RTTE3YB2MHC6TTF2YM","json":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM.json","graph_json":"https://pith.science/api/pith-number/MHCPGKS4RTTE3YB2MHC6TTF2YM/graph.json","events_json":"https://pith.science/api/pith-number/MHCPGKS4RTTE3YB2MHC6TTF2YM/events.json","paper":"https://pith.science/paper/MHCPGKS4"},"agent_actions":{"view_html":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM","download_json":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM.json","view_paper":"https://pith.science/paper/MHCPGKS4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.04332&json=true","fetch_graph":"https://pith.science/api/pith-number/MHCPGKS4RTTE3YB2MHC6TTF2YM/graph.json","fetch_events":"https://pith.science/api/pith-number/MHCPGKS4RTTE3YB2MHC6TTF2YM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM/action/storage_attestation","attest_author":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM/action/author_attestation","sign_citation":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM/action/citation_signature","submit_replication":"https://pith.science/pith/MHCPGKS4RTTE3YB2MHC6TTF2YM/action/replication_record"}},"created_at":"2026-07-05T00:03:44.949255+00:00","updated_at":"2026-07-05T00:03:44.949255+00:00"}