{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:PKVUFSWVCCFMJLUPSXY4VEAIMN","short_pith_number":"pith:PKVUFSWV","schema_version":"1.0","canonical_sha256":"7aab42cad5108ac4ae8f95f1ca900863471c0500b3d19989eb4d2e5127432d35","source":{"kind":"arxiv","id":"1803.10961","version":1},"attestation_state":"computed","paper":{"title":"Experimental self-testing of entangled states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bi-Heng Liu, Chuan-Feng Li, Geng Chen, Guang-Can Guo, Jian-Shun Tang, Jin-Shi Xu, Shang Yu, Wen-Hao Zhang, Xiang-Jun Ye, Xiao-Min Hu, Xiao-Ye Xu, Xing-Xiang Peng, Yong-Jian Han, Zhi-Bo Hou, Zong-Quan Zou","submitted_at":"2018-03-29T08:41:20Z","abstract_excerpt":"Quantum entanglement is the key resource for quantum information processing. Device-independent certification of entangled states is a long standing open question, which arouses the concept of self-testing. The central aim of self-testing is to certify the state and measurements of quantum systems without any knowledge of their inner workings, even when the used devices cannot be trusted. Specifically, utilizing Bell's theorem, it is possible to place a boundary on the singlet fidelity of entangled qubits. Here, beyond this rough estimation, we experimentally demonstrate a complete self-testin"},"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":"1803.10961","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-03-29T08:41:20Z","cross_cats_sorted":[],"title_canon_sha256":"b34d7c9e6eaf742a747db83978306752c53a26b0e9651694e39d1f4c55e56bd8","abstract_canon_sha256":"29b2d4faf226c8b7e2a7a5f240b902cf683b81ad302c4a9e8d3a917016cf0309"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:49.664795Z","signature_b64":"qMgPYRm/ALRIF92Rp+LSql9JgX95/4XwqFUwyDx8sB3N3S1bMH9Tc7h9qf2BAIV6XGiqUwkGQeW7a0ouu+MkAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7aab42cad5108ac4ae8f95f1ca900863471c0500b3d19989eb4d2e5127432d35","last_reissued_at":"2026-05-18T00:19:49.664153Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:49.664153Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Experimental self-testing of entangled states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bi-Heng Liu, Chuan-Feng Li, Geng Chen, Guang-Can Guo, Jian-Shun Tang, Jin-Shi Xu, Shang Yu, Wen-Hao Zhang, Xiang-Jun Ye, Xiao-Min Hu, Xiao-Ye Xu, Xing-Xiang Peng, Yong-Jian Han, Zhi-Bo Hou, Zong-Quan Zou","submitted_at":"2018-03-29T08:41:20Z","abstract_excerpt":"Quantum entanglement is the key resource for quantum information processing. Device-independent certification of entangled states is a long standing open question, which arouses the concept of self-testing. The central aim of self-testing is to certify the state and measurements of quantum systems without any knowledge of their inner workings, even when the used devices cannot be trusted. Specifically, utilizing Bell's theorem, it is possible to place a boundary on the singlet fidelity of entangled qubits. Here, beyond this rough estimation, we experimentally demonstrate a complete self-testin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.10961","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":"1803.10961","created_at":"2026-05-18T00:19:49.664249+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.10961v1","created_at":"2026-05-18T00:19:49.664249+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.10961","created_at":"2026-05-18T00:19:49.664249+00:00"},{"alias_kind":"pith_short_12","alias_value":"PKVUFSWVCCFM","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_16","alias_value":"PKVUFSWVCCFMJLUP","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_8","alias_value":"PKVUFSWV","created_at":"2026-05-18T12:32:46.962924+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/PKVUFSWVCCFMJLUPSXY4VEAIMN","json":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN.json","graph_json":"https://pith.science/api/pith-number/PKVUFSWVCCFMJLUPSXY4VEAIMN/graph.json","events_json":"https://pith.science/api/pith-number/PKVUFSWVCCFMJLUPSXY4VEAIMN/events.json","paper":"https://pith.science/paper/PKVUFSWV"},"agent_actions":{"view_html":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN","download_json":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN.json","view_paper":"https://pith.science/paper/PKVUFSWV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.10961&json=true","fetch_graph":"https://pith.science/api/pith-number/PKVUFSWVCCFMJLUPSXY4VEAIMN/graph.json","fetch_events":"https://pith.science/api/pith-number/PKVUFSWVCCFMJLUPSXY4VEAIMN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN/action/storage_attestation","attest_author":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN/action/author_attestation","sign_citation":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN/action/citation_signature","submit_replication":"https://pith.science/pith/PKVUFSWVCCFMJLUPSXY4VEAIMN/action/replication_record"}},"created_at":"2026-05-18T00:19:49.664249+00:00","updated_at":"2026-05-18T00:19:49.664249+00:00"}