{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:WJVTAACQM4IUCHWPBU2ZQSJXA7","short_pith_number":"pith:WJVTAACQ","schema_version":"1.0","canonical_sha256":"b26b3000506711411ecf0d3598493707dd9f4618bd38f63cf3e571bc81a97137","source":{"kind":"arxiv","id":"1210.3675","version":2},"attestation_state":"computed","paper":{"title":"Soft X-Ray Single-Photon Detection With Superconducting Tantalum Nitride and Niobium Nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.ins-det"],"primary_cat":"cond-mat.supr-con","authors_text":"Andreas Engel, Andreas Schilling (Physics Institute, Kevin Inderbitzin, Switzerland), University of Z\\\"urich, Z\\\"urich","submitted_at":"2012-10-13T03:50:33Z","abstract_excerpt":"We have fabricated ultrafast dark count-free soft X-ray single-photon detectors (X-SNSPDs) from TaN with various conduction path widths, and we compare their properties with corresponding data from a Nb X-SNSPD. The TaN X-SNSPDs offer an improved detector performance regarding device detection efficiency, latching and pulse amplitudes. Wide conduction paths allow for a certain energy-resolving capability in contrast to narrow TaN conduction paths. However, wide paths also limit the detection efficiency at low temperatures, which can be explained within a hot-spot model."},"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":"1210.3675","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-10-13T03:50:33Z","cross_cats_sorted":["cond-mat.mes-hall","physics.ins-det"],"title_canon_sha256":"50a6187bde68aaa952e35778de59a02afaefd0d935ccf1be337afd20e999e66c","abstract_canon_sha256":"f08777816913daf1a51262de9d3f6cc28777fc7b433804438c7e1aa1a04ff055"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:33:49.781681Z","signature_b64":"Ec86WlDYfqVhgtBZ/oBzQ8nzVF89skg0s6vS+f8+6Fav2MDbJ4WQEKbi0p/1k3aSlmGaeXQ2CRRmho+ZxTt4AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b26b3000506711411ecf0d3598493707dd9f4618bd38f63cf3e571bc81a97137","last_reissued_at":"2026-05-18T03:33:49.780889Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:33:49.780889Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Soft X-Ray Single-Photon Detection With Superconducting Tantalum Nitride and Niobium Nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.ins-det"],"primary_cat":"cond-mat.supr-con","authors_text":"Andreas Engel, Andreas Schilling (Physics Institute, Kevin Inderbitzin, Switzerland), University of Z\\\"urich, Z\\\"urich","submitted_at":"2012-10-13T03:50:33Z","abstract_excerpt":"We have fabricated ultrafast dark count-free soft X-ray single-photon detectors (X-SNSPDs) from TaN with various conduction path widths, and we compare their properties with corresponding data from a Nb X-SNSPD. The TaN X-SNSPDs offer an improved detector performance regarding device detection efficiency, latching and pulse amplitudes. Wide conduction paths allow for a certain energy-resolving capability in contrast to narrow TaN conduction paths. However, wide paths also limit the detection efficiency at low temperatures, which can be explained within a hot-spot model."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.3675","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":""},"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":"1210.3675","created_at":"2026-05-18T03:33:49.781026+00:00"},{"alias_kind":"arxiv_version","alias_value":"1210.3675v2","created_at":"2026-05-18T03:33:49.781026+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.3675","created_at":"2026-05-18T03:33:49.781026+00:00"},{"alias_kind":"pith_short_12","alias_value":"WJVTAACQM4IU","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_16","alias_value":"WJVTAACQM4IUCHWP","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_8","alias_value":"WJVTAACQ","created_at":"2026-05-18T12:27:25.539911+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/WJVTAACQM4IUCHWPBU2ZQSJXA7","json":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7.json","graph_json":"https://pith.science/api/pith-number/WJVTAACQM4IUCHWPBU2ZQSJXA7/graph.json","events_json":"https://pith.science/api/pith-number/WJVTAACQM4IUCHWPBU2ZQSJXA7/events.json","paper":"https://pith.science/paper/WJVTAACQ"},"agent_actions":{"view_html":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7","download_json":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7.json","view_paper":"https://pith.science/paper/WJVTAACQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1210.3675&json=true","fetch_graph":"https://pith.science/api/pith-number/WJVTAACQM4IUCHWPBU2ZQSJXA7/graph.json","fetch_events":"https://pith.science/api/pith-number/WJVTAACQM4IUCHWPBU2ZQSJXA7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7/action/storage_attestation","attest_author":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7/action/author_attestation","sign_citation":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7/action/citation_signature","submit_replication":"https://pith.science/pith/WJVTAACQM4IUCHWPBU2ZQSJXA7/action/replication_record"}},"created_at":"2026-05-18T03:33:49.781026+00:00","updated_at":"2026-05-18T03:33:49.781026+00:00"}