{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:5VGMMSMAWVJYU4B5Z6OUVQEL6K","short_pith_number":"pith:5VGMMSMA","schema_version":"1.0","canonical_sha256":"ed4cc64980b5538a703dcf9d4ac08bf2b7dc8f241f8a1aa703eb5886e4952386","source":{"kind":"arxiv","id":"1703.04245","version":1},"attestation_state":"computed","paper":{"title":"Estimation on geometric measure of quantum coherence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bin Chen, Gui-Lu Long, Hai-Jun Zhang, Ming Li, Shao-Ming Fei","submitted_at":"2017-03-13T04:36:47Z","abstract_excerpt":"We study the geometric measure of quantum coherence recently proposed in [Phys. Rev. Lett. 115, 020403 (2015)]. Both lower and upper bounds of this measure are provided. These bounds are shown to be tight for a class of important coherent states -- maximally coherent mixed states. The trade-off relation between quantum coherence and mixedness for this measure is also discussed."},"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":"1703.04245","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-03-13T04:36:47Z","cross_cats_sorted":[],"title_canon_sha256":"53600226e1f0188042e3592b86304710bb9a1835c098afd0f1d875862f63182c","abstract_canon_sha256":"71c796299da83d49bc0378cc4bddbb75ffcaf878104c6e5e704bf7065c6eafd3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:49.320457Z","signature_b64":"qrlpXCkZgfQ3IyC8id2IsK0RMbr29oe1/6IhFGf0sdJ48fHQ59SRaRk486Uz3HeSqZ0v9buOM6UkoQn2totMDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ed4cc64980b5538a703dcf9d4ac08bf2b7dc8f241f8a1aa703eb5886e4952386","last_reissued_at":"2026-05-18T00:48:49.319712Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:49.319712Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Estimation on geometric measure of quantum coherence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bin Chen, Gui-Lu Long, Hai-Jun Zhang, Ming Li, Shao-Ming Fei","submitted_at":"2017-03-13T04:36:47Z","abstract_excerpt":"We study the geometric measure of quantum coherence recently proposed in [Phys. Rev. Lett. 115, 020403 (2015)]. Both lower and upper bounds of this measure are provided. These bounds are shown to be tight for a class of important coherent states -- maximally coherent mixed states. The trade-off relation between quantum coherence and mixedness for this measure is also discussed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.04245","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1703.04245","created_at":"2026-05-18T00:48:49.319824+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.04245v1","created_at":"2026-05-18T00:48:49.319824+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.04245","created_at":"2026-05-18T00:48:49.319824+00:00"},{"alias_kind":"pith_short_12","alias_value":"5VGMMSMAWVJY","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"5VGMMSMAWVJYU4B5","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"5VGMMSMA","created_at":"2026-05-18T12:31:00.734936+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/5VGMMSMAWVJYU4B5Z6OUVQEL6K","json":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K.json","graph_json":"https://pith.science/api/pith-number/5VGMMSMAWVJYU4B5Z6OUVQEL6K/graph.json","events_json":"https://pith.science/api/pith-number/5VGMMSMAWVJYU4B5Z6OUVQEL6K/events.json","paper":"https://pith.science/paper/5VGMMSMA"},"agent_actions":{"view_html":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K","download_json":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K.json","view_paper":"https://pith.science/paper/5VGMMSMA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.04245&json=true","fetch_graph":"https://pith.science/api/pith-number/5VGMMSMAWVJYU4B5Z6OUVQEL6K/graph.json","fetch_events":"https://pith.science/api/pith-number/5VGMMSMAWVJYU4B5Z6OUVQEL6K/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K/action/storage_attestation","attest_author":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K/action/author_attestation","sign_citation":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K/action/citation_signature","submit_replication":"https://pith.science/pith/5VGMMSMAWVJYU4B5Z6OUVQEL6K/action/replication_record"}},"created_at":"2026-05-18T00:48:49.319824+00:00","updated_at":"2026-05-18T00:48:49.319824+00:00"}