{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:IFLTH6D4Q4TQCYDHGGAOC6TTZM","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":"51b8d6e67b2cb78587415928935d861f9eb3bd096eb56e1fb40873c15c34a7c1","cross_cats_sorted":["math.DS","stat.TH"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.ST","submitted_at":"2020-12-01T09:52:05Z","title_canon_sha256":"36d1efbd2caaa68b37acdaf13797d50033c1851157987378dfba97ca1e64295a"},"schema_version":"1.0","source":{"id":"2012.00369","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.00369","created_at":"2026-07-05T01:55:35Z"},{"alias_kind":"arxiv_version","alias_value":"2012.00369v1","created_at":"2026-07-05T01:55:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.00369","created_at":"2026-07-05T01:55:35Z"},{"alias_kind":"pith_short_12","alias_value":"IFLTH6D4Q4TQ","created_at":"2026-07-05T01:55:35Z"},{"alias_kind":"pith_short_16","alias_value":"IFLTH6D4Q4TQCYDH","created_at":"2026-07-05T01:55:35Z"},{"alias_kind":"pith_short_8","alias_value":"IFLTH6D4","created_at":"2026-07-05T01:55:35Z"}],"graph_snapshots":[{"event_id":"sha256:f232a946ccf9c1c2c27634bb5cbd402e339a80a588d7a5fedb72d728c2e4cfef","target":"graph","created_at":"2026-07-05T01:55:35Z","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/2012.00369/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this brief note we present two new parameter identifiers whose estimates converge in finite time under weak interval excitation assumptions. The main novelty is that, in contrast with other finite-convergence time (FCT) estimators, our schemes preserve the FCT property when the parameters change. The previous versions of our FCT estimators can track the parameter variations only asymptotically. Continuous-time and discrete-time versions of the new estimators are presented","authors_text":"Alexey Bobtsov, Nikolay Nikolaev, Romeo Ortega","cross_cats":["math.DS","stat.TH"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.ST","submitted_at":"2020-12-01T09:52:05Z","title":"Parameter Identification with Finite-Convergence Time Alertness Preservation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.00369","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":"sha256:9c47208cdb8b3a5b6a3ed9ce3f2d87794249604b29f32d10b4fb43c4c1547672","target":"record","created_at":"2026-07-05T01:55:35Z","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":"51b8d6e67b2cb78587415928935d861f9eb3bd096eb56e1fb40873c15c34a7c1","cross_cats_sorted":["math.DS","stat.TH"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.ST","submitted_at":"2020-12-01T09:52:05Z","title_canon_sha256":"36d1efbd2caaa68b37acdaf13797d50033c1851157987378dfba97ca1e64295a"},"schema_version":"1.0","source":{"id":"2012.00369","kind":"arxiv","version":1}},"canonical_sha256":"415733f87c87270160673180e17a73cb1909c8d353bacc38ecf7f1987102bc2c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"415733f87c87270160673180e17a73cb1909c8d353bacc38ecf7f1987102bc2c","first_computed_at":"2026-07-05T01:55:35.638820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:55:35.638820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DXjw0OD47axQGAAIJtA4Tj8J2lbhx0fhheSwtvPnZdRfkIxwFSCJXQQOXLnQxEz9uQbUvmEH1bofiyXyXysSAA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:55:35.639307Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.00369","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9c47208cdb8b3a5b6a3ed9ce3f2d87794249604b29f32d10b4fb43c4c1547672","sha256:f232a946ccf9c1c2c27634bb5cbd402e339a80a588d7a5fedb72d728c2e4cfef"],"state_sha256":"9b8d8a5942c4b433a7e30f33c5d6f9fc6154063b2475049332e8d58d14469c84"}