{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:ACNGD3AFPSER5SGORM4SZPZS3X","short_pith_number":"pith:ACNGD3AF","schema_version":"1.0","canonical_sha256":"009a61ec057c891ec8ce8b392cbf32ddef347da03066577d9497854b412cce45","source":{"kind":"arxiv","id":"1810.11229","version":2},"attestation_state":"computed","paper":{"title":"Null-controllability and control cost estimates for the heat equation on unbounded and large bounded domains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.OC"],"primary_cat":"math.AP","authors_text":"Albrecht Seelmann, Ivan Veselic, Ivica Naki\\'c, Martin Tautenhahn, Matthias T\\\"aufer, Michela Egidi","submitted_at":"2018-10-26T08:53:59Z","abstract_excerpt":"We survey recent results on the control problem for the heat equation on unbounded and large bounded domains. First we formulate new uncertainty relations, respectively spectral inequalities. Then we present an abstract control cost estimate which improves upon earlier results. It is particularly interesting when combined with the earlier mentioned spectral inequalities since it yields sharp control cost bounds in several asymptotic regimes. We also show that control problems on unbounded domains can be approximated by corresponding problems on a sequence of bounded domains forming an exhausti"},"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":"1810.11229","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2018-10-26T08:53:59Z","cross_cats_sorted":["math.OC"],"title_canon_sha256":"989db96c1840b8c87bc4d159ae4d8106023e1ae1fd71ae25a74b6f9f9ae32fb0","abstract_canon_sha256":"2478b38dd82e3ef629a380bfe8b038023c2bf770e84f4e26f58e69c91067fedc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:27:16.983437Z","signature_b64":"8wTt64ydfnrYGG6CvLxvWTQk9MlN9l6fG0Z5JzMo0aFbtBM3/c9iFk/GeOfECcqV8+hgwtq/Q42i45vHIXuHDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"009a61ec057c891ec8ce8b392cbf32ddef347da03066577d9497854b412cce45","last_reissued_at":"2026-07-05T01:27:16.983012Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:27:16.983012Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Null-controllability and control cost estimates for the heat equation on unbounded and large bounded domains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.OC"],"primary_cat":"math.AP","authors_text":"Albrecht Seelmann, Ivan Veselic, Ivica Naki\\'c, Martin Tautenhahn, Matthias T\\\"aufer, Michela Egidi","submitted_at":"2018-10-26T08:53:59Z","abstract_excerpt":"We survey recent results on the control problem for the heat equation on unbounded and large bounded domains. First we formulate new uncertainty relations, respectively spectral inequalities. Then we present an abstract control cost estimate which improves upon earlier results. It is particularly interesting when combined with the earlier mentioned spectral inequalities since it yields sharp control cost bounds in several asymptotic regimes. We also show that control problems on unbounded domains can be approximated by corresponding problems on a sequence of bounded domains forming an exhausti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.11229","kind":"arxiv","version":2},"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/1810.11229/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":"1810.11229","created_at":"2026-07-05T01:27:16.983066+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.11229v2","created_at":"2026-07-05T01:27:16.983066+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.11229","created_at":"2026-07-05T01:27:16.983066+00:00"},{"alias_kind":"pith_short_12","alias_value":"ACNGD3AFPSER","created_at":"2026-07-05T01:27:16.983066+00:00"},{"alias_kind":"pith_short_16","alias_value":"ACNGD3AFPSER5SGO","created_at":"2026-07-05T01:27:16.983066+00:00"},{"alias_kind":"pith_short_8","alias_value":"ACNGD3AF","created_at":"2026-07-05T01:27:16.983066+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2505.16655","citing_title":"Sampling and equidistribution theorems for elliptic second order operators, lifting of eigenvalues, and applications","ref_index":15,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X","json":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X.json","graph_json":"https://pith.science/api/pith-number/ACNGD3AFPSER5SGORM4SZPZS3X/graph.json","events_json":"https://pith.science/api/pith-number/ACNGD3AFPSER5SGORM4SZPZS3X/events.json","paper":"https://pith.science/paper/ACNGD3AF"},"agent_actions":{"view_html":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X","download_json":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X.json","view_paper":"https://pith.science/paper/ACNGD3AF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.11229&json=true","fetch_graph":"https://pith.science/api/pith-number/ACNGD3AFPSER5SGORM4SZPZS3X/graph.json","fetch_events":"https://pith.science/api/pith-number/ACNGD3AFPSER5SGORM4SZPZS3X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X/action/storage_attestation","attest_author":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X/action/author_attestation","sign_citation":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X/action/citation_signature","submit_replication":"https://pith.science/pith/ACNGD3AFPSER5SGORM4SZPZS3X/action/replication_record"}},"created_at":"2026-07-05T01:27:16.983066+00:00","updated_at":"2026-07-05T01:27:16.983066+00:00"}