{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:6ILEN6MOGOPBQ5MWWTQ6Z3CLU4","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":"3f8aa645fb026c38a9d2c817ff534561bc2a392cbee0b162faa47967268fa81d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-03T12:44:43Z","title_canon_sha256":"9b8ac36bac3c833681791060016f09bcb07d641a6fb6792cfe049d1d1a92adc4"},"schema_version":"1.0","source":{"id":"1904.01979","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.01979","created_at":"2026-07-05T00:11:03Z"},{"alias_kind":"arxiv_version","alias_value":"1904.01979v2","created_at":"2026-07-05T00:11:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.01979","created_at":"2026-07-05T00:11:03Z"},{"alias_kind":"pith_short_12","alias_value":"6ILEN6MOGOPB","created_at":"2026-07-05T00:11:03Z"},{"alias_kind":"pith_short_16","alias_value":"6ILEN6MOGOPBQ5MW","created_at":"2026-07-05T00:11:03Z"},{"alias_kind":"pith_short_8","alias_value":"6ILEN6MO","created_at":"2026-07-05T00:11:03Z"}],"graph_snapshots":[{"event_id":"sha256:ea935c04252a615a83c53a12763dc0c5010ab3dc8e0367b7f1d769e9facacf73","target":"graph","created_at":"2026-07-05T00:11:03Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1904.01979/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Among various multipartite entangled states, Dicke states stand out because their entanglement is maximally persistent and robust under particle losses. Although much attention has been attracted for their potential applications in quantum information processing and foundational studies, the characterization of Dicke states remains as a challenging task in experiments. Here, we propose efficient and practical protocols for verifying arbitrary $n$-qubit Dicke states in both adaptive and nonadaptive ways. Our protocols require only two distinct settings based on Pauli measurements besides permut","authors_text":"Huangjun Zhu, Jiangwei Shang, Xiangdong Zhang, Xiao-Dong Yu, Ye-Chao Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-03T12:44:43Z","title":"Efficient verification of Dicke states"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.01979","kind":"arxiv","version":2},"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:a7272e4bd7bdf2b48f37eec705b2546113bba7cce7978a7a316b13ae2a85947c","target":"record","created_at":"2026-07-05T00:11:03Z","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":"3f8aa645fb026c38a9d2c817ff534561bc2a392cbee0b162faa47967268fa81d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-04-03T12:44:43Z","title_canon_sha256":"9b8ac36bac3c833681791060016f09bcb07d641a6fb6792cfe049d1d1a92adc4"},"schema_version":"1.0","source":{"id":"1904.01979","kind":"arxiv","version":2}},"canonical_sha256":"f21646f98e339e187596b4e1ecec4ba71f1145559712bc1f32544cca4b886e11","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f21646f98e339e187596b4e1ecec4ba71f1145559712bc1f32544cca4b886e11","first_computed_at":"2026-07-05T00:11:03.816455Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:11:03.816455Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ynepONl/l8ohxFFyqWQQoJvoLqUnKE32w8ymd/SslemLBUi5sn7zr/4inEu8sW+cAo/6n/7atyUGakAMQP4FAA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:11:03.816903Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.01979","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7272e4bd7bdf2b48f37eec705b2546113bba7cce7978a7a316b13ae2a85947c","sha256:ea935c04252a615a83c53a12763dc0c5010ab3dc8e0367b7f1d769e9facacf73"],"state_sha256":"f5d5548268cf94be92aa2b0425a62be5d9dc866da8ecf3989c180d90efd549d2"}