{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:PXSXW4DV3FYNXFPYHIVZ7DB5NY","short_pith_number":"pith:PXSXW4DV","schema_version":"1.0","canonical_sha256":"7de57b7075d970db95f83a2b9f8c3d6e3b4e1ba6d38026ce11074543152793cb","source":{"kind":"arxiv","id":"2503.18906","version":2},"attestation_state":"computed","paper":{"title":"Entanglement swapping systems toward a quantum internet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrew Cameron, Boris Korzh, Chang Li, Christina Wang, Cristian Pena, Kelsie Taylor, Keshav Kapoor, Lautaro Narvaez, Maria Spiropulu, Matthew Shaw, Neil Sinclair, Nikolai Lauk, Panagiotis Spentzouris, Rahaf Youssef, Raju Valivarthi, Samantha I. Davis, Si Xie","submitted_at":"2025-03-24T17:18:02Z","abstract_excerpt":"We demonstrate conditional entanglement swapping, i.e. teleportation of entanglement, between time-bin qubits at the telecommunication wavelength of 1536.4 nm with high fidelity of 87\\%. Our system is deployable, utilizing modular, off-the-shelf, fiber-coupled, and electrically controlled components such as electro-optic modulators. It leverages the precise timing resolution of superconducting nanowire detectors, which are controlled and read out via a custom developed graphical user interface. The swapping process is described, interpreted, and guided using characteristic function-based analy"},"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":"2503.18906","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-03-24T17:18:02Z","cross_cats_sorted":[],"title_canon_sha256":"b184f7ee0fb1f6e5e8d8b6de5dbca6c1606c3a884e173b525abfb0d3a146cf78","abstract_canon_sha256":"01df13ebb4fb49e7f97837f232173606e673a6502b1b61e9275079e2cc69f043"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:48:23.793616Z","signature_b64":"4qbYYvw/HMTwE6DEbgCwR8u4SUSZPdFgZF7kNCDPkKaQ53E7VCU5hEc2uajL3SZjUhoiAT240p+QqJ0B9C96CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7de57b7075d970db95f83a2b9f8c3d6e3b4e1ba6d38026ce11074543152793cb","last_reissued_at":"2026-07-05T11:48:23.793063Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:48:23.793063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Entanglement swapping systems toward a quantum internet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrew Cameron, Boris Korzh, Chang Li, Christina Wang, Cristian Pena, Kelsie Taylor, Keshav Kapoor, Lautaro Narvaez, Maria Spiropulu, Matthew Shaw, Neil Sinclair, Nikolai Lauk, Panagiotis Spentzouris, Rahaf Youssef, Raju Valivarthi, Samantha I. Davis, Si Xie","submitted_at":"2025-03-24T17:18:02Z","abstract_excerpt":"We demonstrate conditional entanglement swapping, i.e. teleportation of entanglement, between time-bin qubits at the telecommunication wavelength of 1536.4 nm with high fidelity of 87\\%. Our system is deployable, utilizing modular, off-the-shelf, fiber-coupled, and electrically controlled components such as electro-optic modulators. It leverages the precise timing resolution of superconducting nanowire detectors, which are controlled and read out via a custom developed graphical user interface. The swapping process is described, interpreted, and guided using characteristic function-based analy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.18906","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/2503.18906/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":"2503.18906","created_at":"2026-07-05T11:48:23.793123+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.18906v2","created_at":"2026-07-05T11:48:23.793123+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.18906","created_at":"2026-07-05T11:48:23.793123+00:00"},{"alias_kind":"pith_short_12","alias_value":"PXSXW4DV3FYN","created_at":"2026-07-05T11:48:23.793123+00:00"},{"alias_kind":"pith_short_16","alias_value":"PXSXW4DV3FYNXFPY","created_at":"2026-07-05T11:48:23.793123+00:00"},{"alias_kind":"pith_short_8","alias_value":"PXSXW4DV","created_at":"2026-07-05T11:48:23.793123+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.25132","citing_title":"Resource Management in Heterogeneous Quantum Repeater Networks","ref_index":24,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY","json":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY.json","graph_json":"https://pith.science/api/pith-number/PXSXW4DV3FYNXFPYHIVZ7DB5NY/graph.json","events_json":"https://pith.science/api/pith-number/PXSXW4DV3FYNXFPYHIVZ7DB5NY/events.json","paper":"https://pith.science/paper/PXSXW4DV"},"agent_actions":{"view_html":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY","download_json":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY.json","view_paper":"https://pith.science/paper/PXSXW4DV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.18906&json=true","fetch_graph":"https://pith.science/api/pith-number/PXSXW4DV3FYNXFPYHIVZ7DB5NY/graph.json","fetch_events":"https://pith.science/api/pith-number/PXSXW4DV3FYNXFPYHIVZ7DB5NY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY/action/storage_attestation","attest_author":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY/action/author_attestation","sign_citation":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY/action/citation_signature","submit_replication":"https://pith.science/pith/PXSXW4DV3FYNXFPYHIVZ7DB5NY/action/replication_record"}},"created_at":"2026-07-05T11:48:23.793123+00:00","updated_at":"2026-07-05T11:48:23.793123+00:00"}