{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:WBMDWD5NBHWSPH2X2UKMGAGPBQ","short_pith_number":"pith:WBMDWD5N","schema_version":"1.0","canonical_sha256":"b0583b0fad09ed279f57d514c300cf0c38b8aa6effc9ed715e47836f1d84580c","source":{"kind":"arxiv","id":"1703.05272","version":1},"attestation_state":"computed","paper":{"title":"A pulsed, mono-energetic and angular-selective UV photo-electron source for the commissioning of the KATRIN experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Beglarian, C. Weinheimer, D. Winzen, H.-W. Ortjohann, J. Behrens, J. F. Wilkerson, K. Schl\\\"osser, K. Valerius, K. Wierman, M. Beck, M. Erhard, M. Kraus, M. Zacher, O. Rest, P. C.-O. Ranitzsch, S. Groh, T. Th\\\"ummler, V. Hannen","submitted_at":"2017-03-15T17:18:42Z","abstract_excerpt":"The KATRIN experiment aims to determine the neutrino mass scale with a sensitivity of 200 meV/c^2 (90% C.L.) by a precision measurement of the shape of the tritium $\\beta$-spectrum in the endpoint region. The energy analysis of the decay electrons is achieved by a MAC-E filter spectrometer. To determine the transmission properties of the KATRIN main spectrometer, a mono-energetic and angular-selective electron source has been developed. In preparation for the second commissioning phase of the main spectrometer, a measurement phase was carried out at the KATRIN monitor spectrometer where the de"},"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":"1703.05272","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-03-15T17:18:42Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"72e4f4a748c0ab10ba798e7ab328675ce55df6ff7f6d405d65c4216546bc9784","abstract_canon_sha256":"1bddff79cde6794200412d085bb34af5ca9c7f201381608656639d3b354af58f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:31.436485Z","signature_b64":"x2Xz5kgDrHZ7Wazj6wbBIWrp7UIYfx9+ks7zONxw2b14UUO6sMX5LBHvgdN821xVdg3+WWX0qK0bOQfHrEs2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b0583b0fad09ed279f57d514c300cf0c38b8aa6effc9ed715e47836f1d84580c","last_reissued_at":"2026-05-18T00:24:31.435984Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:31.435984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A pulsed, mono-energetic and angular-selective UV photo-electron source for the commissioning of the KATRIN experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Beglarian, C. Weinheimer, D. Winzen, H.-W. Ortjohann, J. Behrens, J. F. Wilkerson, K. Schl\\\"osser, K. Valerius, K. Wierman, M. Beck, M. Erhard, M. Kraus, M. Zacher, O. Rest, P. C.-O. Ranitzsch, S. Groh, T. Th\\\"ummler, V. Hannen","submitted_at":"2017-03-15T17:18:42Z","abstract_excerpt":"The KATRIN experiment aims to determine the neutrino mass scale with a sensitivity of 200 meV/c^2 (90% C.L.) by a precision measurement of the shape of the tritium $\\beta$-spectrum in the endpoint region. The energy analysis of the decay electrons is achieved by a MAC-E filter spectrometer. To determine the transmission properties of the KATRIN main spectrometer, a mono-energetic and angular-selective electron source has been developed. In preparation for the second commissioning phase of the main spectrometer, a measurement phase was carried out at the KATRIN monitor spectrometer where the de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05272","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":""},"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":"1703.05272","created_at":"2026-05-18T00:24:31.436067+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.05272v1","created_at":"2026-05-18T00:24:31.436067+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05272","created_at":"2026-05-18T00:24:31.436067+00:00"},{"alias_kind":"pith_short_12","alias_value":"WBMDWD5NBHWS","created_at":"2026-05-18T12:31:53.515858+00:00"},{"alias_kind":"pith_short_16","alias_value":"WBMDWD5NBHWSPH2X","created_at":"2026-05-18T12:31:53.515858+00:00"},{"alias_kind":"pith_short_8","alias_value":"WBMDWD5N","created_at":"2026-05-18T12:31:53.515858+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/WBMDWD5NBHWSPH2X2UKMGAGPBQ","json":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ.json","graph_json":"https://pith.science/api/pith-number/WBMDWD5NBHWSPH2X2UKMGAGPBQ/graph.json","events_json":"https://pith.science/api/pith-number/WBMDWD5NBHWSPH2X2UKMGAGPBQ/events.json","paper":"https://pith.science/paper/WBMDWD5N"},"agent_actions":{"view_html":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ","download_json":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ.json","view_paper":"https://pith.science/paper/WBMDWD5N","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.05272&json=true","fetch_graph":"https://pith.science/api/pith-number/WBMDWD5NBHWSPH2X2UKMGAGPBQ/graph.json","fetch_events":"https://pith.science/api/pith-number/WBMDWD5NBHWSPH2X2UKMGAGPBQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ/action/storage_attestation","attest_author":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ/action/author_attestation","sign_citation":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ/action/citation_signature","submit_replication":"https://pith.science/pith/WBMDWD5NBHWSPH2X2UKMGAGPBQ/action/replication_record"}},"created_at":"2026-05-18T00:24:31.436067+00:00","updated_at":"2026-05-18T00:24:31.436067+00:00"}