{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:W7URRUY4ZTEAJWMD3AAYYCKCCP","short_pith_number":"pith:W7URRUY4","schema_version":"1.0","canonical_sha256":"b7e918d31cccc804d983d8018c094213db10ed24d53fb3d9d09db1d3b846dcf5","source":{"kind":"arxiv","id":"1811.02957","version":4},"attestation_state":"computed","paper":{"title":"On-Chip Chiral Single-Photon Interface: Isolation and Unidirectional Emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guowei Lu, Han Zhang, Jiangshan Tang, Keyu Xia, Lei Tang, Min Xiao, Weidong Zhang, Yong Zhang","submitted_at":"2018-11-07T16:10:54Z","abstract_excerpt":"Chiral quantum systems have received intensive attention in fundamental physics and applications in quantum information processing including optical isolation and photon unidirectional emission. Here, we design an on-chip emitter-resonator system with strong chiral light-matter interaction for a chiral single-photon interface. The system includes a microring resonator with a strong evanescent field and a near-unity optical chirality along both of the whole outside and inside walls, allowing a strong and chiral coupling of the Whispering-Gallery mode to a quantum emitter. By initializing a quan"},"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":"1811.02957","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-11-07T16:10:54Z","cross_cats_sorted":[],"title_canon_sha256":"883a8b41ede85e6bfa4f12c5a7c9efb46e3389da902de7e3ccdd5a429dfc3568","abstract_canon_sha256":"c6a776e59617c4b3e83436e53b44f5474e7d0f5fc43534ee40e7e4cc0898af04"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:48.606667Z","signature_b64":"0Prz88+ynO+QSCzUZHcCqkzkuRxZuTUd+d99xdqdFNYTy7PMepHWjh2htThCAaeNxjHs0cnjz1WsUPRLBYp3Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7e918d31cccc804d983d8018c094213db10ed24d53fb3d9d09db1d3b846dcf5","last_reissued_at":"2026-05-17T23:47:48.606142Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:48.606142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On-Chip Chiral Single-Photon Interface: Isolation and Unidirectional Emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guowei Lu, Han Zhang, Jiangshan Tang, Keyu Xia, Lei Tang, Min Xiao, Weidong Zhang, Yong Zhang","submitted_at":"2018-11-07T16:10:54Z","abstract_excerpt":"Chiral quantum systems have received intensive attention in fundamental physics and applications in quantum information processing including optical isolation and photon unidirectional emission. Here, we design an on-chip emitter-resonator system with strong chiral light-matter interaction for a chiral single-photon interface. The system includes a microring resonator with a strong evanescent field and a near-unity optical chirality along both of the whole outside and inside walls, allowing a strong and chiral coupling of the Whispering-Gallery mode to a quantum emitter. By initializing a quan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.02957","kind":"arxiv","version":4},"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":"1811.02957","created_at":"2026-05-17T23:47:48.606210+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.02957v4","created_at":"2026-05-17T23:47:48.606210+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.02957","created_at":"2026-05-17T23:47:48.606210+00:00"},{"alias_kind":"pith_short_12","alias_value":"W7URRUY4ZTEA","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_16","alias_value":"W7URRUY4ZTEAJWMD","created_at":"2026-05-18T12:32:59.047623+00:00"},{"alias_kind":"pith_short_8","alias_value":"W7URRUY4","created_at":"2026-05-18T12:32:59.047623+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/W7URRUY4ZTEAJWMD3AAYYCKCCP","json":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP.json","graph_json":"https://pith.science/api/pith-number/W7URRUY4ZTEAJWMD3AAYYCKCCP/graph.json","events_json":"https://pith.science/api/pith-number/W7URRUY4ZTEAJWMD3AAYYCKCCP/events.json","paper":"https://pith.science/paper/W7URRUY4"},"agent_actions":{"view_html":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP","download_json":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP.json","view_paper":"https://pith.science/paper/W7URRUY4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.02957&json=true","fetch_graph":"https://pith.science/api/pith-number/W7URRUY4ZTEAJWMD3AAYYCKCCP/graph.json","fetch_events":"https://pith.science/api/pith-number/W7URRUY4ZTEAJWMD3AAYYCKCCP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP/action/storage_attestation","attest_author":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP/action/author_attestation","sign_citation":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP/action/citation_signature","submit_replication":"https://pith.science/pith/W7URRUY4ZTEAJWMD3AAYYCKCCP/action/replication_record"}},"created_at":"2026-05-17T23:47:48.606210+00:00","updated_at":"2026-05-17T23:47:48.606210+00:00"}