{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:5QZ3DIPOMEI2NRATKTT4F5TSA3","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":"3d786ea0204aa9375a7525f4f2adcfbdb72b9bd3c23aba48007ba3cc877fa4d5","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-14T14:10:50Z","title_canon_sha256":"f1467ea1ac1323719f617e0bba3480c8ab4dfdf93b21c355270ef3f66b5c8e75"},"schema_version":"1.0","source":{"id":"1804.05226","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.05226","created_at":"2026-05-18T00:04:30Z"},{"alias_kind":"arxiv_version","alias_value":"1804.05226v1","created_at":"2026-05-18T00:04:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.05226","created_at":"2026-05-18T00:04:30Z"},{"alias_kind":"pith_short_12","alias_value":"5QZ3DIPOMEI2","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5QZ3DIPOMEI2NRAT","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5QZ3DIPO","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:9faecf8569477c6b16be299edd9e3937a00cf738978b7be1ebbe882528057efa","target":"graph","created_at":"2026-05-18T00:04:30Z","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":"Adaptive measurements have recently been shown to significantly improve the performance of quantum state and process tomography. However, the existing methods either cannot be straightforwardly applied to high-dimensional systems or are prohibitively computationally expensive. Here we propose and experimentally implement a novel tomographic protocol specially designed for the reconstruction of high-dimensional quantum states. The protocol shows qualitative improvement in infidelity scaling with the number of measurements and is fast enough to allow for complete state tomography of states with ","authors_text":"Egor Kovlakov, Gleb Struchalin, Sergei Kulik, Stanislav Straupe","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-14T14:10:50Z","title":"Adaptive quantum tomography of high-dimensional bipartite systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.05226","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:d4f710aee323c4f917d7dfc610451d2b9fac6d0f43c17743dd1b2dda3ef822b9","target":"record","created_at":"2026-05-18T00:04:30Z","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":"3d786ea0204aa9375a7525f4f2adcfbdb72b9bd3c23aba48007ba3cc877fa4d5","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-14T14:10:50Z","title_canon_sha256":"f1467ea1ac1323719f617e0bba3480c8ab4dfdf93b21c355270ef3f66b5c8e75"},"schema_version":"1.0","source":{"id":"1804.05226","kind":"arxiv","version":1}},"canonical_sha256":"ec33b1a1ee6111a6c41354e7c2f67206f9186af180ea1f0768211196f14efc97","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ec33b1a1ee6111a6c41354e7c2f67206f9186af180ea1f0768211196f14efc97","first_computed_at":"2026-05-18T00:04:30.099687Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:30.099687Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SoMi5unqDU4KaXYihMhZ/jHt2f2qDzb1gA2/zLyU7/H6SReBXjxwuSbFIvJiOK+7Hm7F0VDgqiQw1TgZ+Vd6Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:30.100288Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.05226","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d4f710aee323c4f917d7dfc610451d2b9fac6d0f43c17743dd1b2dda3ef822b9","sha256:9faecf8569477c6b16be299edd9e3937a00cf738978b7be1ebbe882528057efa"],"state_sha256":"0c6760d03d8e192c6fd261c735151657c2e12b0828360a3464ae74b0ed681071"}