{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:LML6MDZPR5VXBOSIF47BM2BG5I","short_pith_number":"pith:LML6MDZP","schema_version":"1.0","canonical_sha256":"5b17e60f2f8f6b70ba482f3e166826ea2eeeb9b42ee9bb42bbacdadf67180c72","source":{"kind":"arxiv","id":"2409.19698","version":2},"attestation_state":"computed","paper":{"title":"Effects of H$^-$ low beam irradiation and high field pulsing tests in different metals","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"A. Grudiev, A. T. Perez-Fontenla, C. Serafim, E. Sargsyan, F. Djurabekov, R. Peacock, S. Calatroni, S. Sgobba A. Lombardi, V. Bjelland, W. Wuensch","submitted_at":"2024-09-29T13:15:14Z","abstract_excerpt":"This work studies the suitability of a set of different materials for manufacturing of more efficient and durable Radio-Frequency Quadrupole (RFQ) structures compared to that currently used in many linear particle accelerators, traditionally made out of copper. RFQs are susceptible to vacuum breakdowns caused by the exposure to high electric fields, resulting in surface degradation. Additionally, a further limitation of present-day copper RFQs is surface blistering under hydrogen ion beam exposure, due to beam halo losses. Irradiation is associated with a further reduction of the breakdown fie"},"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":"2409.19698","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2024-09-29T13:15:14Z","cross_cats_sorted":[],"title_canon_sha256":"2b483452aa463686ce82dbc64cdd929d3108a44dccff1a569754e5a3790ed832","abstract_canon_sha256":"bf838c73686a65a46b7cf011c6d14b7a18b5cd27b47f304bdafcb312ee0724f0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:08:53.767594Z","signature_b64":"C2U9WITkHUhm9Vc1c/JxeZ00lA1X6eU2YADoy1FWiVOYXCPs2d2xW3idUyGY2zORnqLO/azaQRV+Fc81HrwFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b17e60f2f8f6b70ba482f3e166826ea2eeeb9b42ee9bb42bbacdadf67180c72","last_reissued_at":"2026-07-05T10:08:53.767157Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:08:53.767157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effects of H$^-$ low beam irradiation and high field pulsing tests in different metals","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"A. Grudiev, A. T. Perez-Fontenla, C. Serafim, E. Sargsyan, F. Djurabekov, R. Peacock, S. Calatroni, S. Sgobba A. Lombardi, V. Bjelland, W. Wuensch","submitted_at":"2024-09-29T13:15:14Z","abstract_excerpt":"This work studies the suitability of a set of different materials for manufacturing of more efficient and durable Radio-Frequency Quadrupole (RFQ) structures compared to that currently used in many linear particle accelerators, traditionally made out of copper. RFQs are susceptible to vacuum breakdowns caused by the exposure to high electric fields, resulting in surface degradation. Additionally, a further limitation of present-day copper RFQs is surface blistering under hydrogen ion beam exposure, due to beam halo losses. Irradiation is associated with a further reduction of the breakdown fie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.19698","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/2409.19698/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":"2409.19698","created_at":"2026-07-05T10:08:53.767211+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.19698v2","created_at":"2026-07-05T10:08:53.767211+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.19698","created_at":"2026-07-05T10:08:53.767211+00:00"},{"alias_kind":"pith_short_12","alias_value":"LML6MDZPR5VX","created_at":"2026-07-05T10:08:53.767211+00:00"},{"alias_kind":"pith_short_16","alias_value":"LML6MDZPR5VXBOSI","created_at":"2026-07-05T10:08:53.767211+00:00"},{"alias_kind":"pith_short_8","alias_value":"LML6MDZP","created_at":"2026-07-05T10:08:53.767211+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/LML6MDZPR5VXBOSIF47BM2BG5I","json":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I.json","graph_json":"https://pith.science/api/pith-number/LML6MDZPR5VXBOSIF47BM2BG5I/graph.json","events_json":"https://pith.science/api/pith-number/LML6MDZPR5VXBOSIF47BM2BG5I/events.json","paper":"https://pith.science/paper/LML6MDZP"},"agent_actions":{"view_html":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I","download_json":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I.json","view_paper":"https://pith.science/paper/LML6MDZP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.19698&json=true","fetch_graph":"https://pith.science/api/pith-number/LML6MDZPR5VXBOSIF47BM2BG5I/graph.json","fetch_events":"https://pith.science/api/pith-number/LML6MDZPR5VXBOSIF47BM2BG5I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I/action/storage_attestation","attest_author":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I/action/author_attestation","sign_citation":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I/action/citation_signature","submit_replication":"https://pith.science/pith/LML6MDZPR5VXBOSIF47BM2BG5I/action/replication_record"}},"created_at":"2026-07-05T10:08:53.767211+00:00","updated_at":"2026-07-05T10:08:53.767211+00:00"}