{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:XM7IGDXBPQ3SCJQZRW2R5LR35U","short_pith_number":"pith:XM7IGDXB","canonical_record":{"source":{"id":"2406.07746","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2024-06-11T22:04:59Z","cross_cats_sorted":["cs.LG","cs.SY","eess.SY"],"title_canon_sha256":"8c1c699cf7a0952ea632ea28a9640c352b0c5eed54e53b99a404ae636dafb554","abstract_canon_sha256":"b8b59d1100be53acddba631b6d06618e07f09084525c25f2e93b770e52085ce5"},"schema_version":"1.0"},"canonical_sha256":"bb3e830ee17c372126198db51eae3bed0dedbf677f7b4c10876400572ec293a3","source":{"kind":"arxiv","id":"2406.07746","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.07746","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"arxiv_version","alias_value":"2406.07746v4","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.07746","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"pith_short_12","alias_value":"XM7IGDXBPQ3S","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"pith_short_16","alias_value":"XM7IGDXBPQ3SCJQZ","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"pith_short_8","alias_value":"XM7IGDXB","created_at":"2026-07-23T01:24:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:XM7IGDXBPQ3SCJQZRW2R5LR35U","target":"record","payload":{"canonical_record":{"source":{"id":"2406.07746","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2024-06-11T22:04:59Z","cross_cats_sorted":["cs.LG","cs.SY","eess.SY"],"title_canon_sha256":"8c1c699cf7a0952ea632ea28a9640c352b0c5eed54e53b99a404ae636dafb554","abstract_canon_sha256":"b8b59d1100be53acddba631b6d06618e07f09084525c25f2e93b770e52085ce5"},"schema_version":"1.0"},"canonical_sha256":"bb3e830ee17c372126198db51eae3bed0dedbf677f7b4c10876400572ec293a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-23T01:24:12.943507Z","signature_b64":"p8O3MPukpjvjqXT+9Yz4IEmb/zlcDCzIDCepD4lYtSgQw7iPsp0DSvJABZiBcGA7rDku8qtOpWzRXm56aP7ACw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb3e830ee17c372126198db51eae3bed0dedbf677f7b4c10876400572ec293a3","last_reissued_at":"2026-07-23T01:24:12.942357Z","signature_status":"signed_v1","first_computed_at":"2026-07-23T01:24:12.942357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.07746","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-23T01:24:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DgSAamDG3oXwzONHIUznR9IDQQpT7PMWi38gCrDpzPosPMp0cujd6rJFMJVDPj/C9f2voBUUKYH8QUv4wm0tCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T13:21:00.455363Z"},"content_sha256":"9e316981e26f2ea05136a89f279dc79901ee2351a0e6965ddc1efee28d6ca3c2","schema_version":"1.0","event_id":"sha256:9e316981e26f2ea05136a89f279dc79901ee2351a0e6965ddc1efee28d6ca3c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:XM7IGDXBPQ3SCJQZRW2R5LR35U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Any-Time Regret-Guaranteed Algorithm for Control of Linear Quadratic Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG","cs.SY","eess.SY"],"primary_cat":"stat.ML","authors_text":"Cedric Langbort, Jafar Abbaszadeh Chekan","submitted_at":"2024-06-11T22:04:59Z","abstract_excerpt":"We propose a computationally efficient algorithm that achieves anytime regret of order $\\mathcal{O}(\\sqrt{t})$, with explicit dependence on the system dimensions and on the solution of the Discrete Algebraic Riccati Equation (DARE). Our approach builds on the SDP-based framework of \\cite{cohen2019learning}, using an appropriately tuned regularization and a sufficiently accurate initial estimate to construct confidence ellipsoids for control design. A carefully designed input-perturbation mechanism is incorporated to ensure anytime performance. We develop two variants of the algorithm. The firs"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.07746","kind":"arxiv","version":4},"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/2406.07746/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-23T01:24:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LNhYK0mhxx+Bc96S8Hl5J0vcczrKv+n56v2B2vlMMQFArWIFo1PIQMAzdBB0ZJt+aqB+1seLd/7QrZ9COpdzAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T13:21:00.456220Z"},"content_sha256":"03f36300fd0b64a9ce792bd88aae247701eb84a74e2e6699d0c9c5dc82c7c38b","schema_version":"1.0","event_id":"sha256:03f36300fd0b64a9ce792bd88aae247701eb84a74e2e6699d0c9c5dc82c7c38b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U/bundle.json","state_url":"https://pith.science/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-17T13:21:00Z","links":{"resolver":"https://pith.science/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U","bundle":"https://pith.science/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U/bundle.json","state":"https://pith.science/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XM7IGDXBPQ3SCJQZRW2R5LR35U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XM7IGDXBPQ3SCJQZRW2R5LR35U","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":"b8b59d1100be53acddba631b6d06618e07f09084525c25f2e93b770e52085ce5","cross_cats_sorted":["cs.LG","cs.SY","eess.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2024-06-11T22:04:59Z","title_canon_sha256":"8c1c699cf7a0952ea632ea28a9640c352b0c5eed54e53b99a404ae636dafb554"},"schema_version":"1.0","source":{"id":"2406.07746","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.07746","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"arxiv_version","alias_value":"2406.07746v4","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.07746","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"pith_short_12","alias_value":"XM7IGDXBPQ3S","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"pith_short_16","alias_value":"XM7IGDXBPQ3SCJQZ","created_at":"2026-07-23T01:24:12Z"},{"alias_kind":"pith_short_8","alias_value":"XM7IGDXB","created_at":"2026-07-23T01:24:12Z"}],"graph_snapshots":[{"event_id":"sha256:03f36300fd0b64a9ce792bd88aae247701eb84a74e2e6699d0c9c5dc82c7c38b","target":"graph","created_at":"2026-07-23T01:24:12Z","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/2406.07746/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a computationally efficient algorithm that achieves anytime regret of order $\\mathcal{O}(\\sqrt{t})$, with explicit dependence on the system dimensions and on the solution of the Discrete Algebraic Riccati Equation (DARE). Our approach builds on the SDP-based framework of \\cite{cohen2019learning}, using an appropriately tuned regularization and a sufficiently accurate initial estimate to construct confidence ellipsoids for control design. A carefully designed input-perturbation mechanism is incorporated to ensure anytime performance. We develop two variants of the algorithm. The firs","authors_text":"Cedric Langbort, Jafar Abbaszadeh Chekan","cross_cats":["cs.LG","cs.SY","eess.SY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2024-06-11T22:04:59Z","title":"Any-Time Regret-Guaranteed Algorithm for Control of Linear Quadratic Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.07746","kind":"arxiv","version":4},"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":"sha256:9e316981e26f2ea05136a89f279dc79901ee2351a0e6965ddc1efee28d6ca3c2","target":"record","created_at":"2026-07-23T01:24:12Z","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":"b8b59d1100be53acddba631b6d06618e07f09084525c25f2e93b770e52085ce5","cross_cats_sorted":["cs.LG","cs.SY","eess.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ML","submitted_at":"2024-06-11T22:04:59Z","title_canon_sha256":"8c1c699cf7a0952ea632ea28a9640c352b0c5eed54e53b99a404ae636dafb554"},"schema_version":"1.0","source":{"id":"2406.07746","kind":"arxiv","version":4}},"canonical_sha256":"bb3e830ee17c372126198db51eae3bed0dedbf677f7b4c10876400572ec293a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb3e830ee17c372126198db51eae3bed0dedbf677f7b4c10876400572ec293a3","first_computed_at":"2026-07-23T01:24:12.942357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-23T01:24:12.942357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p8O3MPukpjvjqXT+9Yz4IEmb/zlcDCzIDCepD4lYtSgQw7iPsp0DSvJABZiBcGA7rDku8qtOpWzRXm56aP7ACw==","signature_status":"signed_v1","signed_at":"2026-07-23T01:24:12.943507Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.07746","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e316981e26f2ea05136a89f279dc79901ee2351a0e6965ddc1efee28d6ca3c2","sha256:03f36300fd0b64a9ce792bd88aae247701eb84a74e2e6699d0c9c5dc82c7c38b"],"state_sha256":"e7beb520ae256dd367d67ea4a08ccdfd1c6c9ac0380c4d5ce5fb999a71519002"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XDx/AKwOdTU5gYzBO4s34oIzkPs7PzthX88NGDNyADaNwlD5ErjFEE3G9JUCHlUc0LlSpoe4f0//hqX1hEX3Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T13:21:00.463101Z","bundle_sha256":"0412d74f050751608ecf1e226ef1bcef3d9b9b52b97543e13879121efacde8f2"}}