{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:3MCE6JZI5HV3WDUSPFOVXMDELL","short_pith_number":"pith:3MCE6JZI","canonical_record":{"source":{"id":"2312.01684","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-12-04T07:19:59Z","cross_cats_sorted":[],"title_canon_sha256":"1e4fabfef0450cb4b7ee10ea3f562838cd5c91488732abf78d28a30c8b4f9ac6","abstract_canon_sha256":"268ae74d68eb7c1c9779b2554f25a5d4bbe119b325598b9898e1c3f36f9d41fb"},"schema_version":"1.0"},"canonical_sha256":"db044f2728e9ebbb0e92795d5bb0645ad5466b262d110abbc78d266fb281b816","source":{"kind":"arxiv","id":"2312.01684","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.01684","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"arxiv_version","alias_value":"2312.01684v1","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.01684","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"pith_short_12","alias_value":"3MCE6JZI5HV3","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"pith_short_16","alias_value":"3MCE6JZI5HV3WDUS","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"pith_short_8","alias_value":"3MCE6JZI","created_at":"2026-07-05T07:19:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:3MCE6JZI5HV3WDUSPFOVXMDELL","target":"record","payload":{"canonical_record":{"source":{"id":"2312.01684","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-12-04T07:19:59Z","cross_cats_sorted":[],"title_canon_sha256":"1e4fabfef0450cb4b7ee10ea3f562838cd5c91488732abf78d28a30c8b4f9ac6","abstract_canon_sha256":"268ae74d68eb7c1c9779b2554f25a5d4bbe119b325598b9898e1c3f36f9d41fb"},"schema_version":"1.0"},"canonical_sha256":"db044f2728e9ebbb0e92795d5bb0645ad5466b262d110abbc78d266fb281b816","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:19:58.114460Z","signature_b64":"xh2ktaMxSyTawPGwfe4Ivije5uCHvd7A6IMojrdeM+7cad6avgBERA7OHV5N9fFFuZ15la7UOXg520tYpSJ5Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db044f2728e9ebbb0e92795d5bb0645ad5466b262d110abbc78d266fb281b816","last_reissued_at":"2026-07-05T07:19:58.113747Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:19:58.113747Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.01684","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":"2026-07-05T07:19:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W19876K+BYS7OChEXhokV2NXJipvzl8+k4FxEMSG1l/sat6PvL1zM/j9dR/4eNzxafnGP/N3xojiCRTUECLyAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T04:03:53.628870Z"},"content_sha256":"72be56c0c8044c20dd37caf865ae0bb998c5d2c250152c2204e18bf862001685","schema_version":"1.0","event_id":"sha256:72be56c0c8044c20dd37caf865ae0bb998c5d2c250152c2204e18bf862001685"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:3MCE6JZI5HV3WDUSPFOVXMDELL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Orbital angular momentum-enhanced phase estimation using non-Gaussian state with photon loss","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Jie Song, Jin-Wei Gao, Jin-Xuan Han, Ruo-Qi Li, Yong-Jian Chen, Yong-Yuan Jiang, Zhong-Hui Yuan","submitted_at":"2023-12-04T07:19:59Z","abstract_excerpt":"This study investigates the use of orbital angular momentum (OAM) to enhance phase estimation in Mach-Zehnder interferometers (MZIs) by employing non-Gaussian states as input resources in the presence of noise. Our research demonstrates that non-Gaussian states, particularly the photonsubtraction-then-addition (PSA) state, exhibit the best sensitivity in the presence of symmetric noise. Additionally, higher-order of Bose operator of non-Gaussian states provide better sensitivity for symmetric noise. OAM can mitigate the deterioration of noise, making it possible to estimate small phase shifts "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.01684","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2312.01684/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T07:19:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kMdfp1Lc50Xj2xVc+XRm9n+aT85+iwZmokFq4VX+faGn4P3orCQo7vmWxvb2y6uP8lSDS2t362562azYP3xZAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T04:03:53.629389Z"},"content_sha256":"7b07d003f70d87b52e6c4671a53f539bbc5891990988e998b911c3c9f8684664","schema_version":"1.0","event_id":"sha256:7b07d003f70d87b52e6c4671a53f539bbc5891990988e998b911c3c9f8684664"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3MCE6JZI5HV3WDUSPFOVXMDELL/bundle.json","state_url":"https://pith.science/pith/3MCE6JZI5HV3WDUSPFOVXMDELL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3MCE6JZI5HV3WDUSPFOVXMDELL/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":"2026-08-17T04:03:53Z","links":{"resolver":"https://pith.science/pith/3MCE6JZI5HV3WDUSPFOVXMDELL","bundle":"https://pith.science/pith/3MCE6JZI5HV3WDUSPFOVXMDELL/bundle.json","state":"https://pith.science/pith/3MCE6JZI5HV3WDUSPFOVXMDELL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3MCE6JZI5HV3WDUSPFOVXMDELL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:3MCE6JZI5HV3WDUSPFOVXMDELL","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":"268ae74d68eb7c1c9779b2554f25a5d4bbe119b325598b9898e1c3f36f9d41fb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-12-04T07:19:59Z","title_canon_sha256":"1e4fabfef0450cb4b7ee10ea3f562838cd5c91488732abf78d28a30c8b4f9ac6"},"schema_version":"1.0","source":{"id":"2312.01684","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.01684","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"arxiv_version","alias_value":"2312.01684v1","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.01684","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"pith_short_12","alias_value":"3MCE6JZI5HV3","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"pith_short_16","alias_value":"3MCE6JZI5HV3WDUS","created_at":"2026-07-05T07:19:58Z"},{"alias_kind":"pith_short_8","alias_value":"3MCE6JZI","created_at":"2026-07-05T07:19:58Z"}],"graph_snapshots":[{"event_id":"sha256:7b07d003f70d87b52e6c4671a53f539bbc5891990988e998b911c3c9f8684664","target":"graph","created_at":"2026-07-05T07:19:58Z","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/2312.01684/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This study investigates the use of orbital angular momentum (OAM) to enhance phase estimation in Mach-Zehnder interferometers (MZIs) by employing non-Gaussian states as input resources in the presence of noise. Our research demonstrates that non-Gaussian states, particularly the photonsubtraction-then-addition (PSA) state, exhibit the best sensitivity in the presence of symmetric noise. Additionally, higher-order of Bose operator of non-Gaussian states provide better sensitivity for symmetric noise. OAM can mitigate the deterioration of noise, making it possible to estimate small phase shifts ","authors_text":"Jie Song, Jin-Wei Gao, Jin-Xuan Han, Ruo-Qi Li, Yong-Jian Chen, Yong-Yuan Jiang, Zhong-Hui Yuan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-12-04T07:19:59Z","title":"Orbital angular momentum-enhanced phase estimation using non-Gaussian state with photon loss"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.01684","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":"sha256:72be56c0c8044c20dd37caf865ae0bb998c5d2c250152c2204e18bf862001685","target":"record","created_at":"2026-07-05T07:19:58Z","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":"268ae74d68eb7c1c9779b2554f25a5d4bbe119b325598b9898e1c3f36f9d41fb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-12-04T07:19:59Z","title_canon_sha256":"1e4fabfef0450cb4b7ee10ea3f562838cd5c91488732abf78d28a30c8b4f9ac6"},"schema_version":"1.0","source":{"id":"2312.01684","kind":"arxiv","version":1}},"canonical_sha256":"db044f2728e9ebbb0e92795d5bb0645ad5466b262d110abbc78d266fb281b816","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db044f2728e9ebbb0e92795d5bb0645ad5466b262d110abbc78d266fb281b816","first_computed_at":"2026-07-05T07:19:58.113747Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:19:58.113747Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xh2ktaMxSyTawPGwfe4Ivije5uCHvd7A6IMojrdeM+7cad6avgBERA7OHV5N9fFFuZ15la7UOXg520tYpSJ5Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:19:58.114460Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.01684","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:72be56c0c8044c20dd37caf865ae0bb998c5d2c250152c2204e18bf862001685","sha256:7b07d003f70d87b52e6c4671a53f539bbc5891990988e998b911c3c9f8684664"],"state_sha256":"8b2ff1bc8b34c0809a44d779fe769528ceeca239c8284b833949cfe213037c61"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UbKagXXuksLabcsaBIR6uRLNP7cDbDPpTiaDrp+WszmaUCC/kya2dtRuMub6BfD2+uiRre3+bZqUEB85xY7PBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T04:03:53.633963Z","bundle_sha256":"32efe2b875bda2405826834c375e965b284041bf5ef804c6539080ecd1f1a5f0"}}