{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:XWCE3JP4IM2YKZWXDRN555PD4E","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"159e53899a86a31313131195cce674066a76b24064f9cb4d2248281816d69733","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2021-05-28T06:56:46Z","title_canon_sha256":"eb1a1f07f73d14713cc3558023f83dd27294cdef4c50371de5ff32099ec5f106"},"schema_version":"1.0","source":{"id":"2105.13621","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.13621","created_at":"2026-07-05T03:36:04Z"},{"alias_kind":"arxiv_version","alias_value":"2105.13621v1","created_at":"2026-07-05T03:36:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.13621","created_at":"2026-07-05T03:36:04Z"},{"alias_kind":"pith_short_12","alias_value":"XWCE3JP4IM2Y","created_at":"2026-07-05T03:36:04Z"},{"alias_kind":"pith_short_16","alias_value":"XWCE3JP4IM2YKZWX","created_at":"2026-07-05T03:36:04Z"},{"alias_kind":"pith_short_8","alias_value":"XWCE3JP4","created_at":"2026-07-05T03:36:04Z"}],"graph_snapshots":[{"event_id":"sha256:d63598adc59c10c2f044f407b92f32a597eebf28fbe39bb276eff0a3c92cf18f","target":"graph","created_at":"2026-07-05T03:36:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2105.13621/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Light beams carrying orbital-angular-momentum (OAM) play an important role in optical manipulation and communication owing to their unbounded state space. However, it is still challenging to efficiently discriminate OAM modes with large topological charges and thus only a small part of the OAM states have been usually used. Here we demonstrate that neural networks can be trained to sort OAM modes with large topological charges and unknown superpositions. Using intensity images of OAM modes generalized in simulations and experiments as the input data, we illustrate that our neural network has g","authors_text":"Dan-Wei Zhang, Hui Yan, Jia-Zhen Li, Ling-Feng Zhang, Shi-Liang Zhu, Wei Huang, Ya-Yi Lin, Zhen-Yue She, Zhi-Hao Huang","cross_cats":["cond-mat.dis-nn","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2021-05-28T06:56:46Z","title":"Efficient sorting of orbital-angular-momentum states with large topological charges and their unknown superpositions via machine learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.13621","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:bf27dd733ef127b955d180cffa5d3c4376b3d6b1f45561d94abfe20979317e37","target":"record","created_at":"2026-07-05T03:36:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"159e53899a86a31313131195cce674066a76b24064f9cb4d2248281816d69733","cross_cats_sorted":["cond-mat.dis-nn","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2021-05-28T06:56:46Z","title_canon_sha256":"eb1a1f07f73d14713cc3558023f83dd27294cdef4c50371de5ff32099ec5f106"},"schema_version":"1.0","source":{"id":"2105.13621","kind":"arxiv","version":1}},"canonical_sha256":"bd844da5fc43358566d71c5bdef5e3e13a01310429b271a98c52818f01ba2067","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bd844da5fc43358566d71c5bdef5e3e13a01310429b271a98c52818f01ba2067","first_computed_at":"2026-07-05T03:36:04.600116Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:36:04.600116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1tJxHuMs+HzjARozFKeluN9RD7XqtastjCbrxdh0gMCe4NZbgXPsiR+EBxKjE6Kzzy0Y44H+ZmIqaw2/MvDEAw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:36:04.600586Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.13621","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf27dd733ef127b955d180cffa5d3c4376b3d6b1f45561d94abfe20979317e37","sha256:d63598adc59c10c2f044f407b92f32a597eebf28fbe39bb276eff0a3c92cf18f"],"state_sha256":"708d40f9dcc19d07a085f81c848a057fba7ba67c4c7f74495614cd61ceeb9b26"}