{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:6MXQRLRXM7DKC23QZJ2QNSNLXN","short_pith_number":"pith:6MXQRLRX","schema_version":"1.0","canonical_sha256":"f32f08ae3767c6a16b70ca7506c9abbb5facf260d777bfd62519e6c35b1827e2","source":{"kind":"arxiv","id":"1912.03206","version":1},"attestation_state":"computed","paper":{"title":"Accelerator Vacuum Windows: A Review of Past Research and a Strategy for the Development of a New Design for Improved Safety and Longevity for Particle Accelerators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"A. Watts, C.R. Ader, J.S. Batko, M. Alvarez, M.W. McGee, R. Campos","submitted_at":"2019-12-06T16:15:04Z","abstract_excerpt":"Vacuum window research continues at Fermilab and this paper will examine cost effective, consistent designs which can have a huge impact on accelerator laboratories in terms of safety and cost. Issues such as the design, materials, analysis, testing and fabrication are addressed, including beam scattering plots and materials cost-benefit analysis and examining different materials which can potentially be substitutes for beryllium. A previous research paper has examined current fabrication and design techniques and also failure modes at Fermi, and this paper examines previous research in additi"},"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":"1912.03206","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2019-12-06T16:15:04Z","cross_cats_sorted":[],"title_canon_sha256":"e256eebc51de9c611181e6f2ca5b6761b052cb684373692d9b95cc198c54dddd","abstract_canon_sha256":"d60da1c2a342bc8f36f00d29652c8ad0760a0b148ef2a36350cfd04bde1aa67d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:24:31.765905Z","signature_b64":"74wd0LOvLjQrKZvTYhb6ucWA+H3Jw+7DnvOJHAnEIqHr3p4I7SSrCO5wo6mIE1DiecS8+0Eye1JcI170vZSqCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f32f08ae3767c6a16b70ca7506c9abbb5facf260d777bfd62519e6c35b1827e2","last_reissued_at":"2026-07-05T00:24:31.765399Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:24:31.765399Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Accelerator Vacuum Windows: A Review of Past Research and a Strategy for the Development of a New Design for Improved Safety and Longevity for Particle Accelerators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"A. Watts, C.R. Ader, J.S. Batko, M. Alvarez, M.W. McGee, R. Campos","submitted_at":"2019-12-06T16:15:04Z","abstract_excerpt":"Vacuum window research continues at Fermilab and this paper will examine cost effective, consistent designs which can have a huge impact on accelerator laboratories in terms of safety and cost. Issues such as the design, materials, analysis, testing and fabrication are addressed, including beam scattering plots and materials cost-benefit analysis and examining different materials which can potentially be substitutes for beryllium. A previous research paper has examined current fabrication and design techniques and also failure modes at Fermi, and this paper examines previous research in additi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.03206","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/1912.03206/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":"1912.03206","created_at":"2026-07-05T00:24:31.765468+00:00"},{"alias_kind":"arxiv_version","alias_value":"1912.03206v1","created_at":"2026-07-05T00:24:31.765468+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.03206","created_at":"2026-07-05T00:24:31.765468+00:00"},{"alias_kind":"pith_short_12","alias_value":"6MXQRLRXM7DK","created_at":"2026-07-05T00:24:31.765468+00:00"},{"alias_kind":"pith_short_16","alias_value":"6MXQRLRXM7DKC23Q","created_at":"2026-07-05T00:24:31.765468+00:00"},{"alias_kind":"pith_short_8","alias_value":"6MXQRLRX","created_at":"2026-07-05T00:24:31.765468+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/6MXQRLRXM7DKC23QZJ2QNSNLXN","json":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN.json","graph_json":"https://pith.science/api/pith-number/6MXQRLRXM7DKC23QZJ2QNSNLXN/graph.json","events_json":"https://pith.science/api/pith-number/6MXQRLRXM7DKC23QZJ2QNSNLXN/events.json","paper":"https://pith.science/paper/6MXQRLRX"},"agent_actions":{"view_html":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN","download_json":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN.json","view_paper":"https://pith.science/paper/6MXQRLRX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1912.03206&json=true","fetch_graph":"https://pith.science/api/pith-number/6MXQRLRXM7DKC23QZJ2QNSNLXN/graph.json","fetch_events":"https://pith.science/api/pith-number/6MXQRLRXM7DKC23QZJ2QNSNLXN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN/action/storage_attestation","attest_author":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN/action/author_attestation","sign_citation":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN/action/citation_signature","submit_replication":"https://pith.science/pith/6MXQRLRXM7DKC23QZJ2QNSNLXN/action/replication_record"}},"created_at":"2026-07-05T00:24:31.765468+00:00","updated_at":"2026-07-05T00:24:31.765468+00:00"}