{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:QTMIQMBSZ2MBLUGSDZFWLEDNQH","short_pith_number":"pith:QTMIQMBS","canonical_record":{"source":{"id":"1701.03973","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-14T23:18:30Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"32593483c6c3f0ecb40da246eb8e59dab58cb360a9ef4f774a5fc3b25b64a495","abstract_canon_sha256":"1caf43e2f65dfcdad760c1a8c672d2a7d627a41c49c97ba9ad7a3d06c6bd81b2"},"schema_version":"1.0"},"canonical_sha256":"84d8883032ce9815d0d21e4b65906d81ed3093e41d6ad713b1bb7566b393f249","source":{"kind":"arxiv","id":"1701.03973","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.03973","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"arxiv_version","alias_value":"1701.03973v1","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.03973","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"pith_short_12","alias_value":"QTMIQMBSZ2MB","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QTMIQMBSZ2MBLUGS","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QTMIQMBS","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:QTMIQMBSZ2MBLUGSDZFWLEDNQH","target":"record","payload":{"canonical_record":{"source":{"id":"1701.03973","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-14T23:18:30Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"32593483c6c3f0ecb40da246eb8e59dab58cb360a9ef4f774a5fc3b25b64a495","abstract_canon_sha256":"1caf43e2f65dfcdad760c1a8c672d2a7d627a41c49c97ba9ad7a3d06c6bd81b2"},"schema_version":"1.0"},"canonical_sha256":"84d8883032ce9815d0d21e4b65906d81ed3093e41d6ad713b1bb7566b393f249","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:59.489011Z","signature_b64":"5K1/WtLD2YgaUeC1JoQgxAotXNDikpraffMJfX1uaMFMulpS98vZhjTFoR0tbwLJU8TfuN+p0R83NZ79v+hFBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84d8883032ce9815d0d21e4b65906d81ed3093e41d6ad713b1bb7566b393f249","last_reissued_at":"2026-05-18T00:35:59.488341Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:59.488341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.03973","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:35:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DjynNY4z9+RlPdW6sC/XxrvHtgv5896t9XQTK5nOI5mN5LZH2V+qqi5CAt1Mbr0DkDMkhNXMh5dgIPIdjUcACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T05:34:16.178716Z"},"content_sha256":"33dbe179fb39456c06ad4c718a4b60eacfbf3dec1cb0b9544b57452200f70f8c","schema_version":"1.0","event_id":"sha256:33dbe179fb39456c06ad4c718a4b60eacfbf3dec1cb0b9544b57452200f70f8c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:QTMIQMBSZ2MBLUGSDZFWLEDNQH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Orbital angular momentum mode selection by rotationally symmetric superposition of chiral states with application to electron vortex beams","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"G. Thirunavukkarasu, Jun Yuan, M. Babiker, Yuanjie Yang","submitted_at":"2017-01-14T23:18:30Z","abstract_excerpt":"A general orbital angular momentum (OAM) mode selection principle is put forward involving the rotationally symmetric superposition of chiral states. This principle is not only capable of explaining the operation of spiral zone plate holograms and suggesting that naturally occurring rotationally symmetric patterns could be inadvertent sources of vortex beams, but more importantly, it enables the systematic and flexible generation of structured OAM waves in general. This is demonstrated both experimentally and theoretically in the context of electron vortex beams using rotationally symmetric bi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.03973","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:35:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D0ls1zPfJJh7SP5nH20unDOpFoP9rSkk6MQFpx7roUr1BaLCdIZ6EGz4BsBqVKuY4BL73YAtB19qBJcaVxDxAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T05:34:16.179069Z"},"content_sha256":"15e019cbb445c922bcbce631456abe6db6c6e8e26323d8fdcd0c0f2fdc2171e7","schema_version":"1.0","event_id":"sha256:15e019cbb445c922bcbce631456abe6db6c6e8e26323d8fdcd0c0f2fdc2171e7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH/bundle.json","state_url":"https://pith.science/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-03T05:34:16Z","links":{"resolver":"https://pith.science/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH","bundle":"https://pith.science/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH/bundle.json","state":"https://pith.science/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QTMIQMBSZ2MBLUGSDZFWLEDNQH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:QTMIQMBSZ2MBLUGSDZFWLEDNQH","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":"1caf43e2f65dfcdad760c1a8c672d2a7d627a41c49c97ba9ad7a3d06c6bd81b2","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-14T23:18:30Z","title_canon_sha256":"32593483c6c3f0ecb40da246eb8e59dab58cb360a9ef4f774a5fc3b25b64a495"},"schema_version":"1.0","source":{"id":"1701.03973","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.03973","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"arxiv_version","alias_value":"1701.03973v1","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.03973","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"pith_short_12","alias_value":"QTMIQMBSZ2MB","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QTMIQMBSZ2MBLUGS","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QTMIQMBS","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:15e019cbb445c922bcbce631456abe6db6c6e8e26323d8fdcd0c0f2fdc2171e7","target":"graph","created_at":"2026-05-18T00:35:59Z","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"},"paper":{"abstract_excerpt":"A general orbital angular momentum (OAM) mode selection principle is put forward involving the rotationally symmetric superposition of chiral states. This principle is not only capable of explaining the operation of spiral zone plate holograms and suggesting that naturally occurring rotationally symmetric patterns could be inadvertent sources of vortex beams, but more importantly, it enables the systematic and flexible generation of structured OAM waves in general. This is demonstrated both experimentally and theoretically in the context of electron vortex beams using rotationally symmetric bi","authors_text":"G. Thirunavukkarasu, Jun Yuan, M. Babiker, Yuanjie Yang","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-14T23:18:30Z","title":"Orbital angular momentum mode selection by rotationally symmetric superposition of chiral states with application to electron vortex beams"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.03973","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":"sha256:33dbe179fb39456c06ad4c718a4b60eacfbf3dec1cb0b9544b57452200f70f8c","target":"record","created_at":"2026-05-18T00:35:59Z","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":"1caf43e2f65dfcdad760c1a8c672d2a7d627a41c49c97ba9ad7a3d06c6bd81b2","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-14T23:18:30Z","title_canon_sha256":"32593483c6c3f0ecb40da246eb8e59dab58cb360a9ef4f774a5fc3b25b64a495"},"schema_version":"1.0","source":{"id":"1701.03973","kind":"arxiv","version":1}},"canonical_sha256":"84d8883032ce9815d0d21e4b65906d81ed3093e41d6ad713b1bb7566b393f249","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84d8883032ce9815d0d21e4b65906d81ed3093e41d6ad713b1bb7566b393f249","first_computed_at":"2026-05-18T00:35:59.488341Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:59.488341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5K1/WtLD2YgaUeC1JoQgxAotXNDikpraffMJfX1uaMFMulpS98vZhjTFoR0tbwLJU8TfuN+p0R83NZ79v+hFBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:59.489011Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.03973","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:33dbe179fb39456c06ad4c718a4b60eacfbf3dec1cb0b9544b57452200f70f8c","sha256:15e019cbb445c922bcbce631456abe6db6c6e8e26323d8fdcd0c0f2fdc2171e7"],"state_sha256":"073641044bf8843e0f7778372b6c3493a8b9b4e2962a2807d5415dcb62b99f0b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4yMxfZojJKvZk1CF4K4THWn+63lictPgprncI7qTXfoTr/zw8Zrk/JNg+JUw7P/mvh28OHxQrsATCXgqnwAVAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T05:34:16.181007Z","bundle_sha256":"bdc1e29e18028187f2958e706736af7ed893063c7885ee31250d72ac637e5c46"}}