{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:24SPG3MGAKZL2DT7LTWXWDPFR7","short_pith_number":"pith:24SPG3MG","schema_version":"1.0","canonical_sha256":"d724f36d8602b2bd0e7f5ced7b0de58fec1481daf262bf2ae383bf9026c194dc","source":{"kind":"arxiv","id":"2211.08940","version":2},"attestation_state":"computed","paper":{"title":"Observation of superradiant bursts in a cascaded quantum system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Arno Rauschenbeutel, Christian Liedl, Constanze Bach, Felix Tebbenjohanns, Philipp Schneeweiss, Sebastian Pucher","submitted_at":"2022-11-16T14:36:10Z","abstract_excerpt":"Dicke superradiance describes the collective radiative decay of a fully inverted ensemble of two-level atoms. We experimentally investigate this effect for a chiral, i.e.,~direction-dependent light--matter coupling. Despite a fundamentally different interaction Hamiltonian which has a reduced symmetry compared to the standard Dicke case, we do observe a superradiant burst emission. The burst occurs above a threshold number of atoms, and its peak power scales faster with the number of atoms than in the case of free-space Dicke superradiance. We measure the first-order coherence of the burst emi"},"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":"2211.08940","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2022-11-16T14:36:10Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"eb2f5d3f22eb25371505b56c0445c8cc888ca3fd0e13e35197d63876483d7f04","abstract_canon_sha256":"3d0e6cf3052cb2bb62769c0c476bdce05d744a57ec13684501a436afd2b2164c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:51:25.169026Z","signature_b64":"mz8bjm3KFmUATPWxhuZU9hxfASRAXYIFqVb2Q8kNI10CjZOC4LZT+8tLLa3qWCpfMvB5B/AzkBTmjNoxz9boDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d724f36d8602b2bd0e7f5ced7b0de58fec1481daf262bf2ae383bf9026c194dc","last_reissued_at":"2026-07-05T07:51:25.168662Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:51:25.168662Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observation of superradiant bursts in a cascaded quantum system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Arno Rauschenbeutel, Christian Liedl, Constanze Bach, Felix Tebbenjohanns, Philipp Schneeweiss, Sebastian Pucher","submitted_at":"2022-11-16T14:36:10Z","abstract_excerpt":"Dicke superradiance describes the collective radiative decay of a fully inverted ensemble of two-level atoms. We experimentally investigate this effect for a chiral, i.e.,~direction-dependent light--matter coupling. Despite a fundamentally different interaction Hamiltonian which has a reduced symmetry compared to the standard Dicke case, we do observe a superradiant burst emission. The burst occurs above a threshold number of atoms, and its peak power scales faster with the number of atoms than in the case of free-space Dicke superradiance. We measure the first-order coherence of the burst emi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.08940","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2211.08940/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2211.08940","created_at":"2026-07-05T07:51:25.168718+00:00"},{"alias_kind":"arxiv_version","alias_value":"2211.08940v2","created_at":"2026-07-05T07:51:25.168718+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.08940","created_at":"2026-07-05T07:51:25.168718+00:00"},{"alias_kind":"pith_short_12","alias_value":"24SPG3MGAKZL","created_at":"2026-07-05T07:51:25.168718+00:00"},{"alias_kind":"pith_short_16","alias_value":"24SPG3MGAKZL2DT7","created_at":"2026-07-05T07:51:25.168718+00:00"},{"alias_kind":"pith_short_8","alias_value":"24SPG3MG","created_at":"2026-07-05T07:51:25.168718+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.13387","citing_title":"$\\Lambda$-enhanced gray-molasses loading and EIT cooling of neutral atoms in nanophotonic traps","ref_index":24,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7","json":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7.json","graph_json":"https://pith.science/api/pith-number/24SPG3MGAKZL2DT7LTWXWDPFR7/graph.json","events_json":"https://pith.science/api/pith-number/24SPG3MGAKZL2DT7LTWXWDPFR7/events.json","paper":"https://pith.science/paper/24SPG3MG"},"agent_actions":{"view_html":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7","download_json":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7.json","view_paper":"https://pith.science/paper/24SPG3MG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2211.08940&json=true","fetch_graph":"https://pith.science/api/pith-number/24SPG3MGAKZL2DT7LTWXWDPFR7/graph.json","fetch_events":"https://pith.science/api/pith-number/24SPG3MGAKZL2DT7LTWXWDPFR7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7/action/storage_attestation","attest_author":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7/action/author_attestation","sign_citation":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7/action/citation_signature","submit_replication":"https://pith.science/pith/24SPG3MGAKZL2DT7LTWXWDPFR7/action/replication_record"}},"created_at":"2026-07-05T07:51:25.168718+00:00","updated_at":"2026-07-05T07:51:25.168718+00:00"}