{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:64AYBOIZROIJOKJ55KKUKKPGLM","short_pith_number":"pith:64AYBOIZ","schema_version":"1.0","canonical_sha256":"f70180b9198b9097293dea954529e65b3bf32d490fa740b0f92cd8d8dfc0a4e9","source":{"kind":"arxiv","id":"1304.7019","version":2},"attestation_state":"computed","paper":{"title":"Local Quantum Uncertainty and Bounds on Quantumness for Orthogonally invariant class of states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ajoy Sen, Amit Bhar, Debasis Sarkar","submitted_at":"2013-04-25T20:17:41Z","abstract_excerpt":"Local quantum uncertainty (in short LQU) was introduced by Girolami et. al.(Phy. Rev. Lett. \\textbf{110}, 240402) as a measure of quantum uncertainty in a quantum state as achievable on single local measurement. However, such quantity do satisfy all necessary criteria to serve as measure of discord like quantum correlation and it has no closed formula except only for $2\\otimes n$ system. Here, we consider orthogonal invariant class of states which includes both the Werner and Isotropic class of states and explore the possibility of closed form formula. Further, we extend our quest to the possi"},"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":"1304.7019","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-04-25T20:17:41Z","cross_cats_sorted":[],"title_canon_sha256":"06783c5b22a669ce3259366eb918945747eb37760665f6dcf723ff95fa6656be","abstract_canon_sha256":"ca5f6b3f9b07b92074cfba5411ceb03000c6c7d3165cd5a05265e23e9f8e4ce1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:23:39.136931Z","signature_b64":"fOqfPPRurtoUpwcSIJgHqLnZS2beKrRotzZLlGegNS0y+mfhBA01AcRjiNtr//9O4jB6L+niZrgVY/V0mwhzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f70180b9198b9097293dea954529e65b3bf32d490fa740b0f92cd8d8dfc0a4e9","last_reissued_at":"2026-05-18T01:23:39.136298Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:23:39.136298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Local Quantum Uncertainty and Bounds on Quantumness for Orthogonally invariant class of states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ajoy Sen, Amit Bhar, Debasis Sarkar","submitted_at":"2013-04-25T20:17:41Z","abstract_excerpt":"Local quantum uncertainty (in short LQU) was introduced by Girolami et. al.(Phy. Rev. Lett. \\textbf{110}, 240402) as a measure of quantum uncertainty in a quantum state as achievable on single local measurement. However, such quantity do satisfy all necessary criteria to serve as measure of discord like quantum correlation and it has no closed formula except only for $2\\otimes n$ system. Here, we consider orthogonal invariant class of states which includes both the Werner and Isotropic class of states and explore the possibility of closed form formula. Further, we extend our quest to the possi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.7019","kind":"arxiv","version":2},"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":"1304.7019","created_at":"2026-05-18T01:23:39.136416+00:00"},{"alias_kind":"arxiv_version","alias_value":"1304.7019v2","created_at":"2026-05-18T01:23:39.136416+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.7019","created_at":"2026-05-18T01:23:39.136416+00:00"},{"alias_kind":"pith_short_12","alias_value":"64AYBOIZROIJ","created_at":"2026-05-18T12:27:34.582898+00:00"},{"alias_kind":"pith_short_16","alias_value":"64AYBOIZROIJOKJ5","created_at":"2026-05-18T12:27:34.582898+00:00"},{"alias_kind":"pith_short_8","alias_value":"64AYBOIZ","created_at":"2026-05-18T12:27:34.582898+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/64AYBOIZROIJOKJ55KKUKKPGLM","json":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM.json","graph_json":"https://pith.science/api/pith-number/64AYBOIZROIJOKJ55KKUKKPGLM/graph.json","events_json":"https://pith.science/api/pith-number/64AYBOIZROIJOKJ55KKUKKPGLM/events.json","paper":"https://pith.science/paper/64AYBOIZ"},"agent_actions":{"view_html":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM","download_json":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM.json","view_paper":"https://pith.science/paper/64AYBOIZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1304.7019&json=true","fetch_graph":"https://pith.science/api/pith-number/64AYBOIZROIJOKJ55KKUKKPGLM/graph.json","fetch_events":"https://pith.science/api/pith-number/64AYBOIZROIJOKJ55KKUKKPGLM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM/action/storage_attestation","attest_author":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM/action/author_attestation","sign_citation":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM/action/citation_signature","submit_replication":"https://pith.science/pith/64AYBOIZROIJOKJ55KKUKKPGLM/action/replication_record"}},"created_at":"2026-05-18T01:23:39.136416+00:00","updated_at":"2026-05-18T01:23:39.136416+00:00"}