{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:V45MUVHWBVZHCHPCVML6JOMUIQ","short_pith_number":"pith:V45MUVHW","schema_version":"1.0","canonical_sha256":"af3aca54f60d72711de2ab17e4b994440c9758f1d97b893d6d02b4206d24b70d","source":{"kind":"arxiv","id":"1903.08868","version":1},"attestation_state":"computed","paper":{"title":"Cascaded Rotational Doppler Effect","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Guixin Li, Junhong Deng, King Fai Li, Wei Liu","submitted_at":"2019-03-21T08:12:07Z","abstract_excerpt":"We propose and substantiate experimentally the cascaded rotational Doppler effect for interactions of spinning objects with light carrying angular momentum. Based on the law of parity conservation for electromagnetic interactions, we reveal that the frequency shift can be doubled through cascading two rotational Doppler processes which are mirror-imaged to each other. This effect is further experimentally verified with a rotating half-wave plate, and the mirror-imaging process is achieved by reflecting the frequency-shifted circularly polarized wave upon a mirror with a quarter-wave plate in f"},"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":"1903.08868","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-03-21T08:12:07Z","cross_cats_sorted":[],"title_canon_sha256":"7f6212be9d2b6eef273dfb3c252bebfbedc456c68427bc97540e9cf8709634b2","abstract_canon_sha256":"c0ec19c0718b6892feec96f798943a6759de2aa39d26595afbd462b5a49702ff"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:39.290731Z","signature_b64":"53evFcOXK7gfBwDviCmatWkgy+knyRUotHRvUFeovgk+phDqKw7uk2Y5eWSVwYK6TtlgyLmvSjDJrhfvF09MAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af3aca54f60d72711de2ab17e4b994440c9758f1d97b893d6d02b4206d24b70d","last_reissued_at":"2026-05-17T23:47:39.290200Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:39.290200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cascaded Rotational Doppler Effect","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Guixin Li, Junhong Deng, King Fai Li, Wei Liu","submitted_at":"2019-03-21T08:12:07Z","abstract_excerpt":"We propose and substantiate experimentally the cascaded rotational Doppler effect for interactions of spinning objects with light carrying angular momentum. Based on the law of parity conservation for electromagnetic interactions, we reveal that the frequency shift can be doubled through cascading two rotational Doppler processes which are mirror-imaged to each other. This effect is further experimentally verified with a rotating half-wave plate, and the mirror-imaging process is achieved by reflecting the frequency-shifted circularly polarized wave upon a mirror with a quarter-wave plate in f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.08868","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":"1903.08868","created_at":"2026-05-17T23:47:39.290273+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.08868v1","created_at":"2026-05-17T23:47:39.290273+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.08868","created_at":"2026-05-17T23:47:39.290273+00:00"},{"alias_kind":"pith_short_12","alias_value":"V45MUVHWBVZH","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"V45MUVHWBVZHCHPC","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"V45MUVHW","created_at":"2026-05-18T12:33:30.264802+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/V45MUVHWBVZHCHPCVML6JOMUIQ","json":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ.json","graph_json":"https://pith.science/api/pith-number/V45MUVHWBVZHCHPCVML6JOMUIQ/graph.json","events_json":"https://pith.science/api/pith-number/V45MUVHWBVZHCHPCVML6JOMUIQ/events.json","paper":"https://pith.science/paper/V45MUVHW"},"agent_actions":{"view_html":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ","download_json":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ.json","view_paper":"https://pith.science/paper/V45MUVHW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.08868&json=true","fetch_graph":"https://pith.science/api/pith-number/V45MUVHWBVZHCHPCVML6JOMUIQ/graph.json","fetch_events":"https://pith.science/api/pith-number/V45MUVHWBVZHCHPCVML6JOMUIQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ/action/storage_attestation","attest_author":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ/action/author_attestation","sign_citation":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ/action/citation_signature","submit_replication":"https://pith.science/pith/V45MUVHWBVZHCHPCVML6JOMUIQ/action/replication_record"}},"created_at":"2026-05-17T23:47:39.290273+00:00","updated_at":"2026-05-17T23:47:39.290273+00:00"}