{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:W4KFI2ACAK264GVUHS7GFCICCM","short_pith_number":"pith:W4KFI2AC","canonical_record":{"source":{"id":"1804.01375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-04T12:59:27Z","cross_cats_sorted":[],"title_canon_sha256":"b9979ac8cc812ef9843594f6c66bef3a4b927a1e48c5e1d18f2cf5e0b9ac9f88","abstract_canon_sha256":"f047d183537b36b2262c9b769203c41683ea61feb801d56403ebb22e49489a2d"},"schema_version":"1.0"},"canonical_sha256":"b71454680202b5ee1ab43cbe62890213114853da3ab88d4c0a24cde3dcc2c347","source":{"kind":"arxiv","id":"1804.01375","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.01375","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"arxiv_version","alias_value":"1804.01375v1","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.01375","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"pith_short_12","alias_value":"W4KFI2ACAK26","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"W4KFI2ACAK264GVU","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"W4KFI2AC","created_at":"2026-05-18T12:32:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:W4KFI2ACAK264GVUHS7GFCICCM","target":"record","payload":{"canonical_record":{"source":{"id":"1804.01375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-04T12:59:27Z","cross_cats_sorted":[],"title_canon_sha256":"b9979ac8cc812ef9843594f6c66bef3a4b927a1e48c5e1d18f2cf5e0b9ac9f88","abstract_canon_sha256":"f047d183537b36b2262c9b769203c41683ea61feb801d56403ebb22e49489a2d"},"schema_version":"1.0"},"canonical_sha256":"b71454680202b5ee1ab43cbe62890213114853da3ab88d4c0a24cde3dcc2c347","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:05.059292Z","signature_b64":"PliCblHX55pWCjW4eG6+3g3A07SAGCZWPskgWx2APlVsGV4cUi14303pUOTb95guwwavENXHFI4txKhB7VRZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b71454680202b5ee1ab43cbe62890213114853da3ab88d4c0a24cde3dcc2c347","last_reissued_at":"2026-05-17T23:58:05.058870Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:05.058870Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.01375","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":"2026-05-17T23:58:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S5FjA7uODcqYt9vA+POStlmo6d7FX3SeVbZGnDnB3Jq58kNX1SyV47ObvSsCMCrk2MprPgAoeE7ffh2BZWIAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T10:06:17.737371Z"},"content_sha256":"ad97f2e0a525ca6d97d0678ff3d626b5d0c3ccbdae9eb0b340c7b8d5d374f07b","schema_version":"1.0","event_id":"sha256:ad97f2e0a525ca6d97d0678ff3d626b5d0c3ccbdae9eb0b340c7b8d5d374f07b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:W4KFI2ACAK264GVUHS7GFCICCM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimentally Robust Self-testing for Bipartite and Tripartite Entangled States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Chuan-Feng Li, Geng Chen, Guang-Can Guo, Jin-Shi Xu, Peng Yin, Wen-Hao Zhang, Xiang-Jun Ye, Xing-Xiang Peng, Ya Xiao, Yu-Chun Wu, Ze-Di Cheng, Zhi-Bo Hou","submitted_at":"2018-04-04T12:59:27Z","abstract_excerpt":"Self-testing refers to a method with which a classical user can certify the state and measurements of quantum systems in a device-independent way. Especially, the self-testing of entangled states is of great importance in quantum information process. A comprehensible example is that violating the CHSH inequality maximally necessarily implies the bipartite shares a singlet. One essential question in self-testing is that, when one observes a non-maximum violation, how close is the tested state to the target state (which maximally violates certain Bell inequality)? The answer to this question des"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.01375","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l0f89DHM471NgrfcD4Q9b8moD+6oMZPNMYD6skmC9wasBgLU2DMVbhWTKuEPJqIq7s0Cv/QevoSW0NWjdj1iBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T10:06:17.737722Z"},"content_sha256":"e8f82163ec44041637e94ca7835c46d64099184d774dbfa11e3ffc5809cf7c06","schema_version":"1.0","event_id":"sha256:e8f82163ec44041637e94ca7835c46d64099184d774dbfa11e3ffc5809cf7c06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W4KFI2ACAK264GVUHS7GFCICCM/bundle.json","state_url":"https://pith.science/pith/W4KFI2ACAK264GVUHS7GFCICCM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W4KFI2ACAK264GVUHS7GFCICCM/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":"2026-05-25T10:06:17Z","links":{"resolver":"https://pith.science/pith/W4KFI2ACAK264GVUHS7GFCICCM","bundle":"https://pith.science/pith/W4KFI2ACAK264GVUHS7GFCICCM/bundle.json","state":"https://pith.science/pith/W4KFI2ACAK264GVUHS7GFCICCM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W4KFI2ACAK264GVUHS7GFCICCM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:W4KFI2ACAK264GVUHS7GFCICCM","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":"f047d183537b36b2262c9b769203c41683ea61feb801d56403ebb22e49489a2d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-04T12:59:27Z","title_canon_sha256":"b9979ac8cc812ef9843594f6c66bef3a4b927a1e48c5e1d18f2cf5e0b9ac9f88"},"schema_version":"1.0","source":{"id":"1804.01375","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.01375","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"arxiv_version","alias_value":"1804.01375v1","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.01375","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"pith_short_12","alias_value":"W4KFI2ACAK26","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"W4KFI2ACAK264GVU","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"W4KFI2AC","created_at":"2026-05-18T12:32:59Z"}],"graph_snapshots":[{"event_id":"sha256:e8f82163ec44041637e94ca7835c46d64099184d774dbfa11e3ffc5809cf7c06","target":"graph","created_at":"2026-05-17T23:58:05Z","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":"Self-testing refers to a method with which a classical user can certify the state and measurements of quantum systems in a device-independent way. Especially, the self-testing of entangled states is of great importance in quantum information process. A comprehensible example is that violating the CHSH inequality maximally necessarily implies the bipartite shares a singlet. One essential question in self-testing is that, when one observes a non-maximum violation, how close is the tested state to the target state (which maximally violates certain Bell inequality)? The answer to this question des","authors_text":"Chuan-Feng Li, Geng Chen, Guang-Can Guo, Jin-Shi Xu, Peng Yin, Wen-Hao Zhang, Xiang-Jun Ye, Xing-Xiang Peng, Ya Xiao, Yu-Chun Wu, Ze-Di Cheng, Zhi-Bo Hou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-04T12:59:27Z","title":"Experimentally Robust Self-testing for Bipartite and Tripartite Entangled States"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.01375","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:ad97f2e0a525ca6d97d0678ff3d626b5d0c3ccbdae9eb0b340c7b8d5d374f07b","target":"record","created_at":"2026-05-17T23:58:05Z","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":"f047d183537b36b2262c9b769203c41683ea61feb801d56403ebb22e49489a2d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-04T12:59:27Z","title_canon_sha256":"b9979ac8cc812ef9843594f6c66bef3a4b927a1e48c5e1d18f2cf5e0b9ac9f88"},"schema_version":"1.0","source":{"id":"1804.01375","kind":"arxiv","version":1}},"canonical_sha256":"b71454680202b5ee1ab43cbe62890213114853da3ab88d4c0a24cde3dcc2c347","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b71454680202b5ee1ab43cbe62890213114853da3ab88d4c0a24cde3dcc2c347","first_computed_at":"2026-05-17T23:58:05.058870Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:05.058870Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PliCblHX55pWCjW4eG6+3g3A07SAGCZWPskgWx2APlVsGV4cUi14303pUOTb95guwwavENXHFI4txKhB7VRZAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:05.059292Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.01375","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ad97f2e0a525ca6d97d0678ff3d626b5d0c3ccbdae9eb0b340c7b8d5d374f07b","sha256:e8f82163ec44041637e94ca7835c46d64099184d774dbfa11e3ffc5809cf7c06"],"state_sha256":"865ba6bbc0cba2c59782f90273e9b156906250528d09f11e1eca6e1a10854a35"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Iadx/yxPXwDASqBacMaizsgaqHsYK1f7xnbvx8cLR0HtdV3img8GBBDVd/F8ZIBgntTEL5xGpMVEkQX5vnTRCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T10:06:17.740131Z","bundle_sha256":"ba5baf98a3748ece42a6f613bcc705ee68d1a6d3e3efa08d780ea82c960d2eed"}}