{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:KGLXPWU3D4PJEA7PROJOJKPCIL","short_pith_number":"pith:KGLXPWU3","schema_version":"1.0","canonical_sha256":"519777da9b1f1e9203ef8b92e4a9e242e3be893990dae76f26eaf38da198c9f7","source":{"kind":"arxiv","id":"1612.08481","version":1},"attestation_state":"computed","paper":{"title":"Highly-sensitive superconducting circuits at ~700 kHz with tunable quality factors for image-current detection of single trapped antiprotons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Mooser, C. Ospelkaus, C. Smorra, G. Schneider, H. Nagahama, J. Harrington, J. Walz, K. Blaum, M. Besirli, M. Borchert, S. Sellner, S. Ulmer, T. Higuchi, T. Tanaka, W. Quint, Y. Matsuda, Y. Yamazaki","submitted_at":"2016-12-27T03:09:51Z","abstract_excerpt":"We developed highly-sensitive image-current detection systems based on superconducting toroidal coils and ultra-low noise amplifiers for non-destructive measurements of the axial frequencies (550$\\sim$800$\\,$kHz) of single antiprotons stored in a cryogenic multi-Penning-trap system. The unloaded superconducting tuned circuits show quality factors of up to 500$\\,$000, which corresponds to a factor of 10 improvement compared to our previously used solenoidal designs. Connected to ultra-low noise amplifiers and the trap system, signal-to-noise-ratios of 30$\\,$dB at quality factors of > 20$\\,$000 "},"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":"1612.08481","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2016-12-27T03:09:51Z","cross_cats_sorted":[],"title_canon_sha256":"1b5aa7b251142e070a45faeea36379965c966d651c9d6d7c7568378bd00478c0","abstract_canon_sha256":"290f7c8b20952697ee0521dab13e21adec242cd22a3b48aabd7d0d1a6bac7654"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:52.897340Z","signature_b64":"6kZaAxfSrogyEtIU8YKRmfWUWdeg3/5+zCdE0yM/DGMOISwkKoRPOmm9KzFVltEV/nMDsX8C6hbcbB2v6/QFDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"519777da9b1f1e9203ef8b92e4a9e242e3be893990dae76f26eaf38da198c9f7","last_reissued_at":"2026-05-18T00:53:52.896756Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:52.896756Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Highly-sensitive superconducting circuits at ~700 kHz with tunable quality factors for image-current detection of single trapped antiprotons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Mooser, C. Ospelkaus, C. Smorra, G. Schneider, H. Nagahama, J. Harrington, J. Walz, K. Blaum, M. Besirli, M. Borchert, S. Sellner, S. Ulmer, T. Higuchi, T. Tanaka, W. Quint, Y. Matsuda, Y. Yamazaki","submitted_at":"2016-12-27T03:09:51Z","abstract_excerpt":"We developed highly-sensitive image-current detection systems based on superconducting toroidal coils and ultra-low noise amplifiers for non-destructive measurements of the axial frequencies (550$\\sim$800$\\,$kHz) of single antiprotons stored in a cryogenic multi-Penning-trap system. The unloaded superconducting tuned circuits show quality factors of up to 500$\\,$000, which corresponds to a factor of 10 improvement compared to our previously used solenoidal designs. Connected to ultra-low noise amplifiers and the trap system, signal-to-noise-ratios of 30$\\,$dB at quality factors of > 20$\\,$000 "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.08481","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":"1612.08481","created_at":"2026-05-18T00:53:52.896821+00:00"},{"alias_kind":"arxiv_version","alias_value":"1612.08481v1","created_at":"2026-05-18T00:53:52.896821+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.08481","created_at":"2026-05-18T00:53:52.896821+00:00"},{"alias_kind":"pith_short_12","alias_value":"KGLXPWU3D4PJ","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_16","alias_value":"KGLXPWU3D4PJEA7P","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_8","alias_value":"KGLXPWU3","created_at":"2026-05-18T12:30:25.849896+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/KGLXPWU3D4PJEA7PROJOJKPCIL","json":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL.json","graph_json":"https://pith.science/api/pith-number/KGLXPWU3D4PJEA7PROJOJKPCIL/graph.json","events_json":"https://pith.science/api/pith-number/KGLXPWU3D4PJEA7PROJOJKPCIL/events.json","paper":"https://pith.science/paper/KGLXPWU3"},"agent_actions":{"view_html":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL","download_json":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL.json","view_paper":"https://pith.science/paper/KGLXPWU3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1612.08481&json=true","fetch_graph":"https://pith.science/api/pith-number/KGLXPWU3D4PJEA7PROJOJKPCIL/graph.json","fetch_events":"https://pith.science/api/pith-number/KGLXPWU3D4PJEA7PROJOJKPCIL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL/action/storage_attestation","attest_author":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL/action/author_attestation","sign_citation":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL/action/citation_signature","submit_replication":"https://pith.science/pith/KGLXPWU3D4PJEA7PROJOJKPCIL/action/replication_record"}},"created_at":"2026-05-18T00:53:52.896821+00:00","updated_at":"2026-05-18T00:53:52.896821+00:00"}