{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:QKUANIOLZ2TMJRKCA3IAGQUL7Z","short_pith_number":"pith:QKUANIOL","schema_version":"1.0","canonical_sha256":"82a806a1cbcea6c4c54206d003428bfe7506719ea90375c6d06926661e5b8705","source":{"kind":"arxiv","id":"1609.00567","version":1},"attestation_state":"computed","paper":{"title":"Orbital angular momentum complex spectrum analyzer for vortex light based on rotational Doppler Effect","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Dongxu Chen, Dongzhi Fu, Fuli Li, Hailong Zhou, Jianji Dong, Pei Zhang, Xinliang Zhang, Xinlun Cai","submitted_at":"2016-09-02T12:16:05Z","abstract_excerpt":"The function to measure orbital angular momentum (OAM) distribution of vortex light is essential for OAM applications. Although there are lots of works to measure OAM modes, it is difficult to measure the power distribution of different OAM modes quantitatively and instantaneously, let alone measure the phase distribution among them. In this work, we demonstrate an OAM complex spectrum analyzer, which enables to measure the power and phase distribution of OAM modes simultaneously by employing rotational Doppler Effect. The original OAM mode distribution is mapped to electrical spectrum of beat"},"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":"1609.00567","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-09-02T12:16:05Z","cross_cats_sorted":[],"title_canon_sha256":"e0f9865752889437a84fb9210078bf5a6dcf52fda3fde5490584f2c8dd977acf","abstract_canon_sha256":"de0b4ef5228e2093246b09030a8bfda375d956e8902dd1d7b81436c1cf38e705"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:23.673383Z","signature_b64":"hIXvXvWKqIDIFTgi71ZFywsSClv6UyAPMdZfl+YfCFbC4HUqK5XeGRDF2SPCKtjlBiHdu2aDuoj/9IAi3uHUCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82a806a1cbcea6c4c54206d003428bfe7506719ea90375c6d06926661e5b8705","last_reissued_at":"2026-05-18T01:06:23.672983Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:23.672983Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Orbital angular momentum complex spectrum analyzer for vortex light based on rotational Doppler Effect","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Dongxu Chen, Dongzhi Fu, Fuli Li, Hailong Zhou, Jianji Dong, Pei Zhang, Xinliang Zhang, Xinlun Cai","submitted_at":"2016-09-02T12:16:05Z","abstract_excerpt":"The function to measure orbital angular momentum (OAM) distribution of vortex light is essential for OAM applications. Although there are lots of works to measure OAM modes, it is difficult to measure the power distribution of different OAM modes quantitatively and instantaneously, let alone measure the phase distribution among them. In this work, we demonstrate an OAM complex spectrum analyzer, which enables to measure the power and phase distribution of OAM modes simultaneously by employing rotational Doppler Effect. The original OAM mode distribution is mapped to electrical spectrum of beat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.00567","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":"1609.00567","created_at":"2026-05-18T01:06:23.673048+00:00"},{"alias_kind":"arxiv_version","alias_value":"1609.00567v1","created_at":"2026-05-18T01:06:23.673048+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.00567","created_at":"2026-05-18T01:06:23.673048+00:00"},{"alias_kind":"pith_short_12","alias_value":"QKUANIOLZ2TM","created_at":"2026-05-18T12:30:39.010887+00:00"},{"alias_kind":"pith_short_16","alias_value":"QKUANIOLZ2TMJRKC","created_at":"2026-05-18T12:30:39.010887+00:00"},{"alias_kind":"pith_short_8","alias_value":"QKUANIOL","created_at":"2026-05-18T12:30:39.010887+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/QKUANIOLZ2TMJRKCA3IAGQUL7Z","json":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z.json","graph_json":"https://pith.science/api/pith-number/QKUANIOLZ2TMJRKCA3IAGQUL7Z/graph.json","events_json":"https://pith.science/api/pith-number/QKUANIOLZ2TMJRKCA3IAGQUL7Z/events.json","paper":"https://pith.science/paper/QKUANIOL"},"agent_actions":{"view_html":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z","download_json":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z.json","view_paper":"https://pith.science/paper/QKUANIOL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1609.00567&json=true","fetch_graph":"https://pith.science/api/pith-number/QKUANIOLZ2TMJRKCA3IAGQUL7Z/graph.json","fetch_events":"https://pith.science/api/pith-number/QKUANIOLZ2TMJRKCA3IAGQUL7Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z/action/storage_attestation","attest_author":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z/action/author_attestation","sign_citation":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z/action/citation_signature","submit_replication":"https://pith.science/pith/QKUANIOLZ2TMJRKCA3IAGQUL7Z/action/replication_record"}},"created_at":"2026-05-18T01:06:23.673048+00:00","updated_at":"2026-05-18T01:06:23.673048+00:00"}