{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:OKGIUYEUGQWDNW4A4AVD76DYVT","short_pith_number":"pith:OKGIUYEU","canonical_record":{"source":{"id":"1711.02323","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-11-07T07:43:58Z","cross_cats_sorted":[],"title_canon_sha256":"7149a9a1fd60863dfa665bec907985e6e68ee77a9ff9159c75e21372c88655be","abstract_canon_sha256":"3e36af29e1d71ec09f26275b368262dd84adc2cee1e061ca1b3d31eddf820542"},"schema_version":"1.0"},"canonical_sha256":"728c8a6094342c36db80e02a3ff878acfdcd368fa9934fe61e2519867027fda0","source":{"kind":"arxiv","id":"1711.02323","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02323","created_at":"2026-05-18T00:20:44Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02323v5","created_at":"2026-05-18T00:20:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02323","created_at":"2026-05-18T00:20:44Z"},{"alias_kind":"pith_short_12","alias_value":"OKGIUYEUGQWD","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OKGIUYEUGQWDNW4A","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OKGIUYEU","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:OKGIUYEUGQWDNW4A4AVD76DYVT","target":"record","payload":{"canonical_record":{"source":{"id":"1711.02323","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-11-07T07:43:58Z","cross_cats_sorted":[],"title_canon_sha256":"7149a9a1fd60863dfa665bec907985e6e68ee77a9ff9159c75e21372c88655be","abstract_canon_sha256":"3e36af29e1d71ec09f26275b368262dd84adc2cee1e061ca1b3d31eddf820542"},"schema_version":"1.0"},"canonical_sha256":"728c8a6094342c36db80e02a3ff878acfdcd368fa9934fe61e2519867027fda0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:44.294916Z","signature_b64":"EKD9brFgUw2CysB/7V0uYD9Gif55WcIyTL2vQpglCTqu4dJBCxwFh+vIugbpNs6dL9DwLvs8bFdJyb2HSA6UBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"728c8a6094342c36db80e02a3ff878acfdcd368fa9934fe61e2519867027fda0","last_reissued_at":"2026-05-18T00:20:44.294240Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:44.294240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.02323","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:20:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BKuP9i3V9b2/YSl0Wwe8w/UJndWp+HeHkD9cCVWD2kvEFMOjvd5CKp5WkURInU5270tPhdSQURSFrJCchVtmBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:10:08.842032Z"},"content_sha256":"cc2526b42beed5bcbf547570eb9aa2a7e23229be9805fe19739db70f3c3878b5","schema_version":"1.0","event_id":"sha256:cc2526b42beed5bcbf547570eb9aa2a7e23229be9805fe19739db70f3c3878b5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:OKGIUYEUGQWDNW4A4AVD76DYVT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterizing nonclassical correlations via local quantum Fisher information","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Asutosh Kumar, Junde Wu, Longsuo Li, Sunho Kim","submitted_at":"2017-11-07T07:43:58Z","abstract_excerpt":"We define two ways of quantifying the quantum correlations based on quantum Fisher information (QFI) in order to study the quantum correlations as a resource in quantum metrology. By investigating the hierarchy of measurement-induced Fisher information introduced in Lu et al. [X. M. Lu, S. Luo, and C. H. Oh, Phys Rev. A 86, 022342 (2012)], we show that the presence of quantum correlation can be confirmed by the difference of the Fisher information induced by the measurements of two hierarchies. In particular, the quantitative quantum correlations based on QFI coincide with the geometric discor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02323","kind":"arxiv","version":5},"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":"2026-05-18T00:20:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8dXSt6DOBAXjlBEmeYCN+4L8KqPr/4nEQoArAsLS1iMvDCv9hJHBO/C0s6sFSnYgS9GfhDwCBYUMzpy8Xp4wCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:10:08.842727Z"},"content_sha256":"8da5efd841629013d1766f1e5afefd2a8ba6d00ce8200c6c8586dbd434f1260a","schema_version":"1.0","event_id":"sha256:8da5efd841629013d1766f1e5afefd2a8ba6d00ce8200c6c8586dbd434f1260a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OKGIUYEUGQWDNW4A4AVD76DYVT/bundle.json","state_url":"https://pith.science/pith/OKGIUYEUGQWDNW4A4AVD76DYVT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OKGIUYEUGQWDNW4A4AVD76DYVT/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":"2026-06-08T19:10:08Z","links":{"resolver":"https://pith.science/pith/OKGIUYEUGQWDNW4A4AVD76DYVT","bundle":"https://pith.science/pith/OKGIUYEUGQWDNW4A4AVD76DYVT/bundle.json","state":"https://pith.science/pith/OKGIUYEUGQWDNW4A4AVD76DYVT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OKGIUYEUGQWDNW4A4AVD76DYVT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OKGIUYEUGQWDNW4A4AVD76DYVT","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":"3e36af29e1d71ec09f26275b368262dd84adc2cee1e061ca1b3d31eddf820542","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-11-07T07:43:58Z","title_canon_sha256":"7149a9a1fd60863dfa665bec907985e6e68ee77a9ff9159c75e21372c88655be"},"schema_version":"1.0","source":{"id":"1711.02323","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02323","created_at":"2026-05-18T00:20:44Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02323v5","created_at":"2026-05-18T00:20:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02323","created_at":"2026-05-18T00:20:44Z"},{"alias_kind":"pith_short_12","alias_value":"OKGIUYEUGQWD","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OKGIUYEUGQWDNW4A","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OKGIUYEU","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:8da5efd841629013d1766f1e5afefd2a8ba6d00ce8200c6c8586dbd434f1260a","target":"graph","created_at":"2026-05-18T00:20:44Z","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":"We define two ways of quantifying the quantum correlations based on quantum Fisher information (QFI) in order to study the quantum correlations as a resource in quantum metrology. By investigating the hierarchy of measurement-induced Fisher information introduced in Lu et al. [X. M. Lu, S. Luo, and C. H. Oh, Phys Rev. A 86, 022342 (2012)], we show that the presence of quantum correlation can be confirmed by the difference of the Fisher information induced by the measurements of two hierarchies. In particular, the quantitative quantum correlations based on QFI coincide with the geometric discor","authors_text":"Asutosh Kumar, Junde Wu, Longsuo Li, Sunho Kim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-11-07T07:43:58Z","title":"Characterizing nonclassical correlations via local quantum Fisher information"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02323","kind":"arxiv","version":5},"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:cc2526b42beed5bcbf547570eb9aa2a7e23229be9805fe19739db70f3c3878b5","target":"record","created_at":"2026-05-18T00:20:44Z","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":"3e36af29e1d71ec09f26275b368262dd84adc2cee1e061ca1b3d31eddf820542","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-11-07T07:43:58Z","title_canon_sha256":"7149a9a1fd60863dfa665bec907985e6e68ee77a9ff9159c75e21372c88655be"},"schema_version":"1.0","source":{"id":"1711.02323","kind":"arxiv","version":5}},"canonical_sha256":"728c8a6094342c36db80e02a3ff878acfdcd368fa9934fe61e2519867027fda0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"728c8a6094342c36db80e02a3ff878acfdcd368fa9934fe61e2519867027fda0","first_computed_at":"2026-05-18T00:20:44.294240Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:44.294240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EKD9brFgUw2CysB/7V0uYD9Gif55WcIyTL2vQpglCTqu4dJBCxwFh+vIugbpNs6dL9DwLvs8bFdJyb2HSA6UBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:44.294916Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.02323","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc2526b42beed5bcbf547570eb9aa2a7e23229be9805fe19739db70f3c3878b5","sha256:8da5efd841629013d1766f1e5afefd2a8ba6d00ce8200c6c8586dbd434f1260a"],"state_sha256":"866ce1d7bb43db8f54518cf7d92347692eeb7ba3f9ccfbb7c230642ffff32f5c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8pVeQuks/KPbIut6Vi/E7xVC/Y+PugCSXGzqCUWBciIYJ+d5vAGHG/OJ/nrI4bn20rPRugYUKyGJaTzg2BqUAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T19:10:08.846106Z","bundle_sha256":"d827f09867fac728524bb7d9ce48a5e35f068c3986da2921ebc72e6f73640edb"}}