{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:HNGIKVP7FQMTBK2WIF6JS2TNLX","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":"dead5657858397dd5bdf7534116b5023d66da0c4e5f82c196dd80bacf7f7e92d","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.str-el","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2019-03-13T12:36:36Z","title_canon_sha256":"b5973840264b614a5f0beb4f12cbd6d5f76eaf2075a1351a3fab0af8b7923311"},"schema_version":"1.0","source":{"id":"1903.05452","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05452","created_at":"2026-07-05T00:00:56Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05452v2","created_at":"2026-07-05T00:00:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05452","created_at":"2026-07-05T00:00:56Z"},{"alias_kind":"pith_short_12","alias_value":"HNGIKVP7FQMT","created_at":"2026-07-05T00:00:56Z"},{"alias_kind":"pith_short_16","alias_value":"HNGIKVP7FQMTBK2W","created_at":"2026-07-05T00:00:56Z"},{"alias_kind":"pith_short_8","alias_value":"HNGIKVP7","created_at":"2026-07-05T00:00:56Z"}],"graph_snapshots":[{"event_id":"sha256:e485817f08f11962da7c4ccb293026fd4063eb5cbb09573b509833dbf4f225af","target":"graph","created_at":"2026-07-05T00:00:56Z","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/1903.05452/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We show that weak measurements can induce a quantum phase transition of interacting many-body systems from an ergodic thermal phase with a large entropy to a nonergodic localized phase with a small entropy, but only if the measurement strength exceeds a critical value. We demonstrate this effect for a one-dimensional quantum circuit evolving under random unitary transformations and generic positive operator-valued measurements of variable strength. As opposed to projective measurements describing a restricted class of open systems, the measuring device is modeled as a continuous Gaussian probe","authors_text":"Alessandro Romito, Henning Schomerus, Marcin Szyniszewski","cross_cats":["cond-mat.dis-nn","cond-mat.str-el","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2019-03-13T12:36:36Z","title":"Entanglement transition from variable-strength weak measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05452","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":"sha256:21224169bfc1688c9ce5daa449c591e2a1ea4cac9319ad78cba34dedca4a4997","target":"record","created_at":"2026-07-05T00:00:56Z","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":"dead5657858397dd5bdf7534116b5023d66da0c4e5f82c196dd80bacf7f7e92d","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.str-el","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2019-03-13T12:36:36Z","title_canon_sha256":"b5973840264b614a5f0beb4f12cbd6d5f76eaf2075a1351a3fab0af8b7923311"},"schema_version":"1.0","source":{"id":"1903.05452","kind":"arxiv","version":2}},"canonical_sha256":"3b4c8555ff2c1930ab56417c996a6d5dfa4a2fc5d236885100a08568f7dca9f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b4c8555ff2c1930ab56417c996a6d5dfa4a2fc5d236885100a08568f7dca9f1","first_computed_at":"2026-07-05T00:00:56.677657Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:00:56.677657Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TdDa4NTpxkDgkUWkEKfuAlvKj+Gq0oWdjm2nhGihR6vrDSwMWNmhmuhwOjorcrj8O0j7hLDvMNeFkdaS8dc9DA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:00:56.678078Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.05452","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:21224169bfc1688c9ce5daa449c591e2a1ea4cac9319ad78cba34dedca4a4997","sha256:e485817f08f11962da7c4ccb293026fd4063eb5cbb09573b509833dbf4f225af"],"state_sha256":"55def8194b1061eb88d5e061ecc4206420cedbe606cc582c7cbf4ecfde434631"}