{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:6Q65ZXVFRI5NAJPGMFH6D5Y746","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":"66992b04086b30fe03c6c7da61740085ff7927ce2a38fe6c5c85088f8d5650f5","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-01-04T10:13:52Z","title_canon_sha256":"a95cb40a33def1274bc03f04570aa22c08534630948736d377f6e4a5d82bb1ff"},"schema_version":"1.0","source":{"id":"2501.02248","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.02248","created_at":"2026-07-05T09:59:02Z"},{"alias_kind":"arxiv_version","alias_value":"2501.02248v2","created_at":"2026-07-05T09:59:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.02248","created_at":"2026-07-05T09:59:02Z"},{"alias_kind":"pith_short_12","alias_value":"6Q65ZXVFRI5N","created_at":"2026-07-05T09:59:02Z"},{"alias_kind":"pith_short_16","alias_value":"6Q65ZXVFRI5NAJPG","created_at":"2026-07-05T09:59:02Z"},{"alias_kind":"pith_short_8","alias_value":"6Q65ZXVF","created_at":"2026-07-05T09:59:02Z"}],"graph_snapshots":[{"event_id":"sha256:6f0214470a31fbd130dd1617f0b80255b270c8f17dd4d605dbea08ebb74adbec","target":"graph","created_at":"2026-07-05T09:59:02Z","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/2501.02248/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Defect-free single atom array in optical tweezers is a promising platform for scalable quantum computing, quantum simulation, and quantum metrology. Extending single-species array to mixed-species one promise to offer new possibilities. In our recent proof of principle realization of defect-free two-dimensional assembly of mixed-species $^{85}$Rb ($^{87}$Rb) atom arrays [C. Sheng et al.\\href{https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.128.083202}{{\\color{blue} Phys. Rev. Lett. 128, 083202(2022)}}], the filling fractions were limited by the imperfect transfer of atoms and the occu","authors_text":"Jia-Yi Hou, Jin Wang, Jun Zhuang, Kun-Peng Wang, Ming-Rui Wei, Ming-Sheng Zhan, Min Liu, Peng Xu, Rui-Jun Guo, Xiao-Dong He, Yi Chen","cross_cats":["physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-01-04T10:13:52Z","title":"Enhanced Atom-by-Atom Assembly of Defect-Free Two-Dimensional Mixed-Species Atomic Arrays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.02248","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:dbdeb29a15c453da218623dbd5194e67e65907464a2843325618a95a22cf1b2d","target":"record","created_at":"2026-07-05T09:59:02Z","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":"66992b04086b30fe03c6c7da61740085ff7927ce2a38fe6c5c85088f8d5650f5","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-01-04T10:13:52Z","title_canon_sha256":"a95cb40a33def1274bc03f04570aa22c08534630948736d377f6e4a5d82bb1ff"},"schema_version":"1.0","source":{"id":"2501.02248","kind":"arxiv","version":2}},"canonical_sha256":"f43ddcdea58a3ad025e6614fe1f71fe79bcae4ce8da636c622ed96fa0cb72b47","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f43ddcdea58a3ad025e6614fe1f71fe79bcae4ce8da636c622ed96fa0cb72b47","first_computed_at":"2026-07-05T09:59:02.403434Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:59:02.403434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V0AAYV/jrUB9ji3v4dhpVID7gCzfNLQUNX3QkAos0Il3QsMeZCXf1oqjCteiTJp/6LTwcyMeSB558TzwTCqLBw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:59:02.403920Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.02248","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dbdeb29a15c453da218623dbd5194e67e65907464a2843325618a95a22cf1b2d","sha256:6f0214470a31fbd130dd1617f0b80255b270c8f17dd4d605dbea08ebb74adbec"],"state_sha256":"bc85033918d1774ef4b073c673cb7d1640f42b1d05f06faf224c05d36fda9917"}