{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:XJQ4NA4IZVG3GIBPY6PWP5WXWE","short_pith_number":"pith:XJQ4NA4I","schema_version":"1.0","canonical_sha256":"ba61c68388cd4db3202fc79f67f6d7b10c325b733e65ac191103c5cbb57cf871","source":{"kind":"arxiv","id":"2210.16009","version":3},"attestation_state":"computed","paper":{"title":"Charge fluctuation and charge-resolved entanglement in a monitored quantum circuit with $U(1)$ symmetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.dis-nn","authors_text":"Hisanori Oshima, Yohei Fuji","submitted_at":"2022-10-28T09:25:02Z","abstract_excerpt":"We study a (1+1)-dimensional quantum circuit consisting of Haar-random unitary gates and projective measurements that conserve a total $U(1)$ charge and thus have $U(1)$ symmetry. In addition to a measurement-induced entanglement transition between a volume-law and an area-law entangled phase, we find a phase transition between two phases characterized by bipartite charge fluctuation growing with the subsystem size or staying constant. At this charge-fluctuation transition, steady-state quantities obtained by evolving an initial state with a definitive total charge exhibit critical scaling beh"},"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":"2210.16009","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.dis-nn","submitted_at":"2022-10-28T09:25:02Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"c7b1fb29e9045baffd12726c73f229c5fb355ed32e5edd8375359acc3ba5ab0d","abstract_canon_sha256":"df592630ad172a7b5ae461b6bdef8f69377010a9ea31971f659225fa26edb62b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:36:50.820229Z","signature_b64":"031nVjRZ972XPZeP5m+vS4ku3LVT9IGD8B6bjrcVP8m0rD+LfzmU2rR25O3YegHXLnJYqukZkygZrkt5FbBIAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba61c68388cd4db3202fc79f67f6d7b10c325b733e65ac191103c5cbb57cf871","last_reissued_at":"2026-07-05T05:36:50.819769Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:36:50.819769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Charge fluctuation and charge-resolved entanglement in a monitored quantum circuit with $U(1)$ symmetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"cond-mat.dis-nn","authors_text":"Hisanori Oshima, Yohei Fuji","submitted_at":"2022-10-28T09:25:02Z","abstract_excerpt":"We study a (1+1)-dimensional quantum circuit consisting of Haar-random unitary gates and projective measurements that conserve a total $U(1)$ charge and thus have $U(1)$ symmetry. In addition to a measurement-induced entanglement transition between a volume-law and an area-law entangled phase, we find a phase transition between two phases characterized by bipartite charge fluctuation growing with the subsystem size or staying constant. At this charge-fluctuation transition, steady-state quantities obtained by evolving an initial state with a definitive total charge exhibit critical scaling beh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.16009","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2210.16009/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2210.16009","created_at":"2026-07-05T05:36:50.819826+00:00"},{"alias_kind":"arxiv_version","alias_value":"2210.16009v3","created_at":"2026-07-05T05:36:50.819826+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.16009","created_at":"2026-07-05T05:36:50.819826+00:00"},{"alias_kind":"pith_short_12","alias_value":"XJQ4NA4IZVG3","created_at":"2026-07-05T05:36:50.819826+00:00"},{"alias_kind":"pith_short_16","alias_value":"XJQ4NA4IZVG3GIBP","created_at":"2026-07-05T05:36:50.819826+00:00"},{"alias_kind":"pith_short_8","alias_value":"XJQ4NA4I","created_at":"2026-07-05T05:36:50.819826+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2506.23155","citing_title":"Homomorphism, substructure, and ideal: Elementary but rigorous aspects of renormalization group or hierarchical structure of topological orders","ref_index":225,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE","json":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE.json","graph_json":"https://pith.science/api/pith-number/XJQ4NA4IZVG3GIBPY6PWP5WXWE/graph.json","events_json":"https://pith.science/api/pith-number/XJQ4NA4IZVG3GIBPY6PWP5WXWE/events.json","paper":"https://pith.science/paper/XJQ4NA4I"},"agent_actions":{"view_html":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE","download_json":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE.json","view_paper":"https://pith.science/paper/XJQ4NA4I","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2210.16009&json=true","fetch_graph":"https://pith.science/api/pith-number/XJQ4NA4IZVG3GIBPY6PWP5WXWE/graph.json","fetch_events":"https://pith.science/api/pith-number/XJQ4NA4IZVG3GIBPY6PWP5WXWE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE/action/storage_attestation","attest_author":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE/action/author_attestation","sign_citation":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE/action/citation_signature","submit_replication":"https://pith.science/pith/XJQ4NA4IZVG3GIBPY6PWP5WXWE/action/replication_record"}},"created_at":"2026-07-05T05:36:50.819826+00:00","updated_at":"2026-07-05T05:36:50.819826+00:00"}