{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:CFZPC4QXMR7S2ITBCD6KTBLMSC","short_pith_number":"pith:CFZPC4QX","schema_version":"1.0","canonical_sha256":"1172f17217647f2d226110fca9856c90a279154533a21041c00d6db6c07d1043","source":{"kind":"arxiv","id":"1712.08158","version":1},"attestation_state":"computed","paper":{"title":"Frequency Feedback for Two-Photon Interference from Separate Quantum Dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.atom-ph","physics.optics"],"primary_cat":"quant-ph","authors_text":"Dieter Meschede, Eduardo Uru\\~nuela, Fei Ding, Lothar Ratschbacher, Michael Zopf, Oliver G. Schmidt, Robert Keil, Tobias Macha, Wolfgang Alt, Yan Chen","submitted_at":"2017-12-21T18:54:09Z","abstract_excerpt":"We employ active feedback to stabilize the frequency of single photons emitted by two separate quantum dots to an atomic standard. The transmission of a single, rubidium-based Faraday filter serves as the error signal for frequency stabilization to less than 1.5% of the emission linewidth. Long-term stability is demonstrated by Hong-Ou-Mandel interference between photons from the two quantum dots. The observed visibility of $V_{\\mathrm{lock}}=(41 \\pm 5)$% is limited only by internal dephasing of the dots. Our approach facilitates quantum networks with indistinguishable photons from distributed"},"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":"1712.08158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-12-21T18:54:09Z","cross_cats_sorted":["cond-mat.mes-hall","physics.atom-ph","physics.optics"],"title_canon_sha256":"90ee51819918faf7fe9efd4370f225261fe4a47193f50f76beb1966dd57208a7","abstract_canon_sha256":"1d23fdc17b437625302ff7dc4875202db127a4e5df072d4d046fdf3627ef7f86"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:08.987237Z","signature_b64":"Fi4RFcxJuUxfPu9T0dOk1TvZvjMLjmkxrVc2C7CU6lYtZm+ChhFxF4uHe/oFF2byvOsy2a0EN+Y+4PVCtPLhBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1172f17217647f2d226110fca9856c90a279154533a21041c00d6db6c07d1043","last_reissued_at":"2026-05-18T00:03:08.986715Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:08.986715Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Frequency Feedback for Two-Photon Interference from Separate Quantum Dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.atom-ph","physics.optics"],"primary_cat":"quant-ph","authors_text":"Dieter Meschede, Eduardo Uru\\~nuela, Fei Ding, Lothar Ratschbacher, Michael Zopf, Oliver G. Schmidt, Robert Keil, Tobias Macha, Wolfgang Alt, Yan Chen","submitted_at":"2017-12-21T18:54:09Z","abstract_excerpt":"We employ active feedback to stabilize the frequency of single photons emitted by two separate quantum dots to an atomic standard. The transmission of a single, rubidium-based Faraday filter serves as the error signal for frequency stabilization to less than 1.5% of the emission linewidth. Long-term stability is demonstrated by Hong-Ou-Mandel interference between photons from the two quantum dots. The observed visibility of $V_{\\mathrm{lock}}=(41 \\pm 5)$% is limited only by internal dephasing of the dots. Our approach facilitates quantum networks with indistinguishable photons from distributed"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.08158","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":"1712.08158","created_at":"2026-05-18T00:03:08.986794+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.08158v1","created_at":"2026-05-18T00:03:08.986794+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.08158","created_at":"2026-05-18T00:03:08.986794+00:00"},{"alias_kind":"pith_short_12","alias_value":"CFZPC4QXMR7S","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_16","alias_value":"CFZPC4QXMR7S2ITB","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_8","alias_value":"CFZPC4QX","created_at":"2026-05-18T12:31:10.602751+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/CFZPC4QXMR7S2ITBCD6KTBLMSC","json":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC.json","graph_json":"https://pith.science/api/pith-number/CFZPC4QXMR7S2ITBCD6KTBLMSC/graph.json","events_json":"https://pith.science/api/pith-number/CFZPC4QXMR7S2ITBCD6KTBLMSC/events.json","paper":"https://pith.science/paper/CFZPC4QX"},"agent_actions":{"view_html":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC","download_json":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC.json","view_paper":"https://pith.science/paper/CFZPC4QX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.08158&json=true","fetch_graph":"https://pith.science/api/pith-number/CFZPC4QXMR7S2ITBCD6KTBLMSC/graph.json","fetch_events":"https://pith.science/api/pith-number/CFZPC4QXMR7S2ITBCD6KTBLMSC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC/action/storage_attestation","attest_author":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC/action/author_attestation","sign_citation":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC/action/citation_signature","submit_replication":"https://pith.science/pith/CFZPC4QXMR7S2ITBCD6KTBLMSC/action/replication_record"}},"created_at":"2026-05-18T00:03:08.986794+00:00","updated_at":"2026-05-18T00:03:08.986794+00:00"}