{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:A3U2N5AKGLXGSZ272HN2XONUI3","short_pith_number":"pith:A3U2N5AK","schema_version":"1.0","canonical_sha256":"06e9a6f40a32ee69675fd1dbabb9b446ece35955d651fbd68a6d5d93a4ad31f5","source":{"kind":"arxiv","id":"1703.02651","version":2},"attestation_state":"computed","paper":{"title":"High-fidelity single-shot readout for a spin qubit via an enhanced latching mechanism","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Benjamin D'Anjou, Gregory A. Ten Eyck, Jason Dominguez, Joel R. Wendt, Malcolm S. Carroll, Martin Rudolph, Michael P. Lilly, Michel Pioro-Ladri\\`ere, N. Tobias Jacobson, Patrick Harvey-Collard, Tammy Pluym, William A. Coish","submitted_at":"2017-03-08T00:48:50Z","abstract_excerpt":"The readout of semiconductor spin qubits based on spin blockade is fast but suffers from a small charge signal. Previous work suggested large benefits from additional charge mapping processes, however uncertainties remain about the underlying mechanisms and achievable fidelity. In this work, we study the single-shot fidelity and limiting mechanisms for two variations of an enhanced latching readout. We achieve average single-shot readout fidelities > 99.3% and > 99.86% for the conventional and enhanced readout respectively, the latter being the highest to date for spin blockade. The signal amp"},"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":"1703.02651","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-08T00:48:50Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"f40aef0dbdf4688e875475c62693d52e09a3f14fffc3509baec418226a3b525b","abstract_canon_sha256":"fb7546bef8db78cd7d9a2664bd6f7bbaf948686a8ef1456b41260cdb2c4a57f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:38.561661Z","signature_b64":"tpS58cGS2BwlMiFpWj3U6UXZ95TpGJ0MsUI+nFgQaBHlVP9Fmphnb5xnSVH7PHSUcyOEkdQtgPKgakP4WzU8CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06e9a6f40a32ee69675fd1dbabb9b446ece35955d651fbd68a6d5d93a4ad31f5","last_reissued_at":"2026-05-17T23:43:38.560997Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:38.560997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"High-fidelity single-shot readout for a spin qubit via an enhanced latching mechanism","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Benjamin D'Anjou, Gregory A. Ten Eyck, Jason Dominguez, Joel R. Wendt, Malcolm S. Carroll, Martin Rudolph, Michael P. Lilly, Michel Pioro-Ladri\\`ere, N. Tobias Jacobson, Patrick Harvey-Collard, Tammy Pluym, William A. Coish","submitted_at":"2017-03-08T00:48:50Z","abstract_excerpt":"The readout of semiconductor spin qubits based on spin blockade is fast but suffers from a small charge signal. Previous work suggested large benefits from additional charge mapping processes, however uncertainties remain about the underlying mechanisms and achievable fidelity. In this work, we study the single-shot fidelity and limiting mechanisms for two variations of an enhanced latching readout. We achieve average single-shot readout fidelities > 99.3% and > 99.86% for the conventional and enhanced readout respectively, the latter being the highest to date for spin blockade. The signal amp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.02651","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":"1703.02651","created_at":"2026-05-17T23:43:38.561120+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.02651v2","created_at":"2026-05-17T23:43:38.561120+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.02651","created_at":"2026-05-17T23:43:38.561120+00:00"},{"alias_kind":"pith_short_12","alias_value":"A3U2N5AKGLXG","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_16","alias_value":"A3U2N5AKGLXGSZ27","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_8","alias_value":"A3U2N5AK","created_at":"2026-05-18T12:31:05.417338+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/A3U2N5AKGLXGSZ272HN2XONUI3","json":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3.json","graph_json":"https://pith.science/api/pith-number/A3U2N5AKGLXGSZ272HN2XONUI3/graph.json","events_json":"https://pith.science/api/pith-number/A3U2N5AKGLXGSZ272HN2XONUI3/events.json","paper":"https://pith.science/paper/A3U2N5AK"},"agent_actions":{"view_html":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3","download_json":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3.json","view_paper":"https://pith.science/paper/A3U2N5AK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.02651&json=true","fetch_graph":"https://pith.science/api/pith-number/A3U2N5AKGLXGSZ272HN2XONUI3/graph.json","fetch_events":"https://pith.science/api/pith-number/A3U2N5AKGLXGSZ272HN2XONUI3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3/action/storage_attestation","attest_author":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3/action/author_attestation","sign_citation":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3/action/citation_signature","submit_replication":"https://pith.science/pith/A3U2N5AKGLXGSZ272HN2XONUI3/action/replication_record"}},"created_at":"2026-05-17T23:43:38.561120+00:00","updated_at":"2026-05-17T23:43:38.561120+00:00"}