{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:GLCPPRB5CV6IXQPUEOBEM4JV66","short_pith_number":"pith:GLCPPRB5","schema_version":"1.0","canonical_sha256":"32c4f7c43d157c8bc1f42382467135f7954de1683fccbd8e63cddaab587e1a1d","source":{"kind":"arxiv","id":"2411.12794","version":1},"attestation_state":"computed","paper":{"title":"A Universal Protocol for Quantum-Enhanced Sensing via Information Scrambling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.quant-gas","cond-mat.stat-mech","physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Bradley Mitchell, Bryce Kobrin, Emily Davis, Maxwell Block, Norman Y. Yao, Thomas Schuster, Weijie Wu","submitted_at":"2024-11-19T19:00:00Z","abstract_excerpt":"We introduce a novel protocol, which enables Heisenberg-limited quantum-enhanced sensing using the dynamics of any interacting many-body Hamiltonian. Our approach - dubbed butterfly metrology - utilizes a single application of forward and reverse time evolution to produce a coherent superposition of a \"scrambled\" and \"unscrambled\" quantum state. In this way, we create metrologically-useful long-range entanglement from generic local quantum interactions. The sensitivity of butterfly metrology is given by a sum of local out-of-time-order correlators (OTOCs) - the prototypical diagnostic of quant"},"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":"2411.12794","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2024-11-19T19:00:00Z","cross_cats_sorted":["cond-mat.quant-gas","cond-mat.stat-mech","physics.atom-ph"],"title_canon_sha256":"2b2221e75fcc70cd15c59013bd908130a37d5e277cdc23cad28f7471b39b970d","abstract_canon_sha256":"1645f238ac2466b63658fa6d43b270bbd809f9efecf22917628d691e2172f06f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:38:00.492187Z","signature_b64":"adTPpZKDoFMpMtly3mBT6/60HPdOhawUlRXiF4r0xtcTD8tyAJ65CCc3H/dmklgQw/SX/GobjsgeSAsbZQg0DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32c4f7c43d157c8bc1f42382467135f7954de1683fccbd8e63cddaab587e1a1d","last_reissued_at":"2026-07-05T09:38:00.491690Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:38:00.491690Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Universal Protocol for Quantum-Enhanced Sensing via Information Scrambling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.quant-gas","cond-mat.stat-mech","physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Bradley Mitchell, Bryce Kobrin, Emily Davis, Maxwell Block, Norman Y. Yao, Thomas Schuster, Weijie Wu","submitted_at":"2024-11-19T19:00:00Z","abstract_excerpt":"We introduce a novel protocol, which enables Heisenberg-limited quantum-enhanced sensing using the dynamics of any interacting many-body Hamiltonian. Our approach - dubbed butterfly metrology - utilizes a single application of forward and reverse time evolution to produce a coherent superposition of a \"scrambled\" and \"unscrambled\" quantum state. In this way, we create metrologically-useful long-range entanglement from generic local quantum interactions. The sensitivity of butterfly metrology is given by a sum of local out-of-time-order correlators (OTOCs) - the prototypical diagnostic of quant"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.12794","kind":"arxiv","version":1},"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/2411.12794/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":"2411.12794","created_at":"2026-07-05T09:38:00.491748+00:00"},{"alias_kind":"arxiv_version","alias_value":"2411.12794v1","created_at":"2026-07-05T09:38:00.491748+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.12794","created_at":"2026-07-05T09:38:00.491748+00:00"},{"alias_kind":"pith_short_12","alias_value":"GLCPPRB5CV6I","created_at":"2026-07-05T09:38:00.491748+00:00"},{"alias_kind":"pith_short_16","alias_value":"GLCPPRB5CV6IXQPU","created_at":"2026-07-05T09:38:00.491748+00:00"},{"alias_kind":"pith_short_8","alias_value":"GLCPPRB5","created_at":"2026-07-05T09:38:00.491748+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.31827","citing_title":"Correlation-enhanced metrology from scrambling dynamics in a solid-state spin system","ref_index":46,"is_internal_anchor":false},{"citing_arxiv_id":"2601.22503","citing_title":"Quantum-Enhanced Sensing Enabled by Scrambling-Induced Genuine Multipartite Entanglement","ref_index":33,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66","json":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66.json","graph_json":"https://pith.science/api/pith-number/GLCPPRB5CV6IXQPUEOBEM4JV66/graph.json","events_json":"https://pith.science/api/pith-number/GLCPPRB5CV6IXQPUEOBEM4JV66/events.json","paper":"https://pith.science/paper/GLCPPRB5"},"agent_actions":{"view_html":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66","download_json":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66.json","view_paper":"https://pith.science/paper/GLCPPRB5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2411.12794&json=true","fetch_graph":"https://pith.science/api/pith-number/GLCPPRB5CV6IXQPUEOBEM4JV66/graph.json","fetch_events":"https://pith.science/api/pith-number/GLCPPRB5CV6IXQPUEOBEM4JV66/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66/action/storage_attestation","attest_author":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66/action/author_attestation","sign_citation":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66/action/citation_signature","submit_replication":"https://pith.science/pith/GLCPPRB5CV6IXQPUEOBEM4JV66/action/replication_record"}},"created_at":"2026-07-05T09:38:00.491748+00:00","updated_at":"2026-07-05T09:38:00.491748+00:00"}