{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:I3TJ2BABXEA2XSP655UCJZUQ74","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":"21e693be0fe6ccad93ebd338da09bd642ee05568e0f5df9d5a57a5d474099ab1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-01-30T19:00:17Z","title_canon_sha256":"f62ee0a65b138463fc486641c44c16b105c7b35a0b049cab2624aaf1b88406b8"},"schema_version":"1.0","source":{"id":"2501.18697","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.18697","created_at":"2026-07-05T10:07:50Z"},{"alias_kind":"arxiv_version","alias_value":"2501.18697v1","created_at":"2026-07-05T10:07:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.18697","created_at":"2026-07-05T10:07:50Z"},{"alias_kind":"pith_short_12","alias_value":"I3TJ2BABXEA2","created_at":"2026-07-05T10:07:50Z"},{"alias_kind":"pith_short_16","alias_value":"I3TJ2BABXEA2XSP6","created_at":"2026-07-05T10:07:50Z"},{"alias_kind":"pith_short_8","alias_value":"I3TJ2BAB","created_at":"2026-07-05T10:07:50Z"}],"graph_snapshots":[{"event_id":"sha256:a7909375cc3ed74d0e665c30af731cfa88c0f8843ce34b69218e67149b8389e6","target":"graph","created_at":"2026-07-05T10:07:50Z","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/2501.18697/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Simulating quantum systems with their environments often requires non-unitary operations, and mapping these to quantum devices often involves expensive dilations or prohibitive measurement costs to achieve desired precisions. Building on prior work with a finite-differences strategy, we introduce an efficient and exact single-ancilla unitary decomposition technique that addresses these challenges. Our approach is based on Lagrange-Sylvester interpolation, akin to analytical differentiation techniques for functional interpolation. As a result, we can exactly express any arbitrary non-unitary op","authors_text":"Aman Mehta, David A. Mazziotti, Joseph Peetz, Prineha Narang, Scott E. Smart","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-01-30T19:00:17Z","title":"Unitary Dilation Strategy Towards Efficient and Exact Simulation of Non-Unitary Quantum Evolutions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.18697","kind":"arxiv","version":1},"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:a1df90a7dcf266013e669007f871d6e118a5b639661a3225cb0ec7f20455847d","target":"record","created_at":"2026-07-05T10:07:50Z","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":"21e693be0fe6ccad93ebd338da09bd642ee05568e0f5df9d5a57a5d474099ab1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-01-30T19:00:17Z","title_canon_sha256":"f62ee0a65b138463fc486641c44c16b105c7b35a0b049cab2624aaf1b88406b8"},"schema_version":"1.0","source":{"id":"2501.18697","kind":"arxiv","version":1}},"canonical_sha256":"46e69d0401b901abc9feef6824e690ff1e0826cf52ec8e34feaf117cbd9e418c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"46e69d0401b901abc9feef6824e690ff1e0826cf52ec8e34feaf117cbd9e418c","first_computed_at":"2026-07-05T10:07:50.171999Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:07:50.171999Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aMgeM/2XiN938LQkrG5lECe5wRmVIjqG/hOij0ny6rgEW0f8W3M+bsJkOoZx1xo0H+Yxrs26BsF6JW2OWbG9Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:07:50.172485Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.18697","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1df90a7dcf266013e669007f871d6e118a5b639661a3225cb0ec7f20455847d","sha256:a7909375cc3ed74d0e665c30af731cfa88c0f8843ce34b69218e67149b8389e6"],"state_sha256":"bea05d03dd26b9becb1ed369ee47fe717491191952fd1e1d5cadf7f7d2027a88"}