{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:625NLEMJXPCESEC2LT2LG73YFL","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":"4b9d026bac4d0c7b513cd49e621d0058cab8e0934dd143d7d9f876fe929286b3","cross_cats_sorted":["cs.DS","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-15T15:59:32Z","title_canon_sha256":"aa414e8039ac237947390f74451256c695a9a9d689a61f8dfc7d45ab53cbd4d4"},"schema_version":"1.0","source":{"id":"2504.11318","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.11318","created_at":"2026-07-05T11:22:39Z"},{"alias_kind":"arxiv_version","alias_value":"2504.11318v2","created_at":"2026-07-05T11:22:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.11318","created_at":"2026-07-05T11:22:39Z"},{"alias_kind":"pith_short_12","alias_value":"625NLEMJXPCE","created_at":"2026-07-05T11:22:39Z"},{"alias_kind":"pith_short_16","alias_value":"625NLEMJXPCESEC2","created_at":"2026-07-05T11:22:39Z"},{"alias_kind":"pith_short_8","alias_value":"625NLEMJ","created_at":"2026-07-05T11:22:39Z"}],"graph_snapshots":[{"event_id":"sha256:b771b0bae2e4d215aacde22457b9665cabaec142a5363ef2c20ee04b20b2d3d6","target":"graph","created_at":"2026-07-05T11:22:39Z","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/2504.11318/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent work has shown that one can efficiently learn fermionic Gaussian unitaries, also commonly known as nearest-neighbor matchcircuits or non-interacting fermionic unitaries. However, one could ask a similar question about unitaries that are near Gaussian: for example, unitaries prepared with a small number of non-Gaussian circuit elements. These operators find significance in quantum chemistry and many-body physics, yet no algorithm exists to learn them.\n  We give the first such result by devising an algorithm which makes queries to an $n$-mode fermionic unitary $U$ prepared by at most $O(t","authors_text":"Vishnu Iyer","cross_cats":["cs.DS","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-15T15:59:32Z","title":"Mildly-Interacting Fermionic Unitaries are Efficiently Learnable"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.11318","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:f7ac98aded73ec53b9c7e9be24db48dd5405c23017ac002074306734d49bb3d0","target":"record","created_at":"2026-07-05T11:22:39Z","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":"4b9d026bac4d0c7b513cd49e621d0058cab8e0934dd143d7d9f876fe929286b3","cross_cats_sorted":["cs.DS","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-15T15:59:32Z","title_canon_sha256":"aa414e8039ac237947390f74451256c695a9a9d689a61f8dfc7d45ab53cbd4d4"},"schema_version":"1.0","source":{"id":"2504.11318","kind":"arxiv","version":2}},"canonical_sha256":"f6bad59189bbc449105a5cf4b37f782ae1f3b7d32fa0ae8321b51c6e3c9c1acf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f6bad59189bbc449105a5cf4b37f782ae1f3b7d32fa0ae8321b51c6e3c9c1acf","first_computed_at":"2026-07-05T11:22:39.498980Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:22:39.498980Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"w0Amyek+/jXYQ2qC9pyjZYZKvgtp8uhk2d1o1nyNwR3APwtZNXyv/XV58NS0/U5OHrkDdI4FCozHPe21XXCpAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:22:39.499556Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.11318","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7ac98aded73ec53b9c7e9be24db48dd5405c23017ac002074306734d49bb3d0","sha256:b771b0bae2e4d215aacde22457b9665cabaec142a5363ef2c20ee04b20b2d3d6"],"state_sha256":"bf5a20f87ddac2bfd87726b5ad694421f4fa3e8a3505f81a2295fde3ecf66ec5"}