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By fabricating the PCW with a band edge near the D$_1$ transition of atomic cesium, strong interaction is achieved between trapped atoms and guided-mode photons. Following short-pulse excitation, we record the decay of guided-mode emission and find a superradiant emission rate scaling as $\\bar{\\Gamma}_{\\rm SR}\\propto\\bar{N}\\cdot\\Gamma_{\\rm 1D}$ for average atom number $0.19 \\lesssim \\bar{N} \\lesssim 2.6$ atoms, where $\\Gamma_{\\rm 1D}/\\Gamma_0 =1.1\\pm0.1$ is the peak single-atom ra"},"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":"1503.04503","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-03-16T02:22:31Z","cross_cats_sorted":["physics.atom-ph","quant-ph"],"title_canon_sha256":"acf07eff5ab0dd81dc40ebc7a6bdb7b9862a0d70c1983a3b775339c4944f4901","abstract_canon_sha256":"1750d4b83e60386ce5a9173ce67c6d535378b2ed19f4466cfa9fecdae947d6e0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:32.164728Z","signature_b64":"IaPDJ5VQLwb/q48P/ej9l49IvvoczFqO1edeFp8zc56UPI2QQ7VPLOUSOU1iAui9vQJIvDNC/vkkWp8wq6IyBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"602a8c4cd3adacf547a023bb1b7f5ebe8fccef2856cb2055733b00f35306e646","last_reissued_at":"2026-05-18T01:35:32.164109Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:32.164109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Superradiance for atoms trapped along a photonic crystal waveguide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","quant-ph"],"primary_cat":"physics.optics","authors_text":"A. 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Following short-pulse excitation, we record the decay of guided-mode emission and find a superradiant emission rate scaling as $\\bar{\\Gamma}_{\\rm SR}\\propto\\bar{N}\\cdot\\Gamma_{\\rm 1D}$ for average atom number $0.19 \\lesssim \\bar{N} \\lesssim 2.6$ atoms, where $\\Gamma_{\\rm 1D}/\\Gamma_0 =1.1\\pm0.1$ is the peak single-atom ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.04503","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":"1503.04503","created_at":"2026-05-18T01:35:32.164198+00:00"},{"alias_kind":"arxiv_version","alias_value":"1503.04503v1","created_at":"2026-05-18T01:35:32.164198+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.04503","created_at":"2026-05-18T01:35:32.164198+00:00"},{"alias_kind":"pith_short_12","alias_value":"MAVIYTGTVWWP","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_16","alias_value":"MAVIYTGTVWWPKR5A","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_8","alias_value":"MAVIYTGT","created_at":"2026-05-18T12:29:32.376354+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/MAVIYTGTVWWPKR5AEO5RW726X2","json":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2.json","graph_json":"https://pith.science/api/pith-number/MAVIYTGTVWWPKR5AEO5RW726X2/graph.json","events_json":"https://pith.science/api/pith-number/MAVIYTGTVWWPKR5AEO5RW726X2/events.json","paper":"https://pith.science/paper/MAVIYTGT"},"agent_actions":{"view_html":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2","download_json":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2.json","view_paper":"https://pith.science/paper/MAVIYTGT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1503.04503&json=true","fetch_graph":"https://pith.science/api/pith-number/MAVIYTGTVWWPKR5AEO5RW726X2/graph.json","fetch_events":"https://pith.science/api/pith-number/MAVIYTGTVWWPKR5AEO5RW726X2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2/action/storage_attestation","attest_author":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2/action/author_attestation","sign_citation":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2/action/citation_signature","submit_replication":"https://pith.science/pith/MAVIYTGTVWWPKR5AEO5RW726X2/action/replication_record"}},"created_at":"2026-05-18T01:35:32.164198+00:00","updated_at":"2026-05-18T01:35:32.164198+00:00"}