{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:E6QFSMFXJK5SBJSZFHBS55UUXP","short_pith_number":"pith:E6QFSMFX","schema_version":"1.0","canonical_sha256":"27a05930b74abb20a65929c32ef694bbd8dd33ceee386736ae0ed3d285beeee1","source":{"kind":"arxiv","id":"2211.14119","version":1},"attestation_state":"computed","paper":{"title":"A reduced-order model for dynamic simulation of district heating networks","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.NA"],"primary_cat":"math.NA","authors_text":"Camilo Rindt, David Smeulders, Mengting Jiang, Michel Speetjens","submitted_at":"2022-11-25T14:02:02Z","abstract_excerpt":"This study concerns the development of a data-based compact model for the prediction of the fluid temperature evolution in district heating (DH) pipeline networks. This so-called \"reduced-order model\" (ROM) is obtained from reduction of the conservation law for energy for each pipe segment to a semi-analytical input-output relation between the pipe outlet temperature and the pipe inlet and ground temperatures that can be identified from training data. The ROM basically is valid for generic pipe configurations involving 3D unsteady heat transfer and 3D steady flow as long as heat-transfer mecha"},"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":"2211.14119","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.NA","submitted_at":"2022-11-25T14:02:02Z","cross_cats_sorted":["cs.NA"],"title_canon_sha256":"e790043990728dd690563a93901ef3b85ee66361184483a96a6c39aa8b6faed2","abstract_canon_sha256":"17f812300a04733937f24f5ecd22bf6652cc68775b585d03047a71da0af0c0ba"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:19:29.729911Z","signature_b64":"380EZbUyOuqyXnSYum4ueX+Og1a7gEgA8trE7QuysiC7ebL0d8TS4eXeNTd5EkL4iCDhThPDfvBg9KMADFYtDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"27a05930b74abb20a65929c32ef694bbd8dd33ceee386736ae0ed3d285beeee1","last_reissued_at":"2026-07-05T05:19:29.729448Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:19:29.729448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A reduced-order model for dynamic simulation of district heating networks","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.NA"],"primary_cat":"math.NA","authors_text":"Camilo Rindt, David Smeulders, Mengting Jiang, Michel Speetjens","submitted_at":"2022-11-25T14:02:02Z","abstract_excerpt":"This study concerns the development of a data-based compact model for the prediction of the fluid temperature evolution in district heating (DH) pipeline networks. This so-called \"reduced-order model\" (ROM) is obtained from reduction of the conservation law for energy for each pipe segment to a semi-analytical input-output relation between the pipe outlet temperature and the pipe inlet and ground temperatures that can be identified from training data. The ROM basically is valid for generic pipe configurations involving 3D unsteady heat transfer and 3D steady flow as long as heat-transfer mecha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.14119","kind":"arxiv","version":1},"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/2211.14119/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":"2211.14119","created_at":"2026-07-05T05:19:29.729505+00:00"},{"alias_kind":"arxiv_version","alias_value":"2211.14119v1","created_at":"2026-07-05T05:19:29.729505+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.14119","created_at":"2026-07-05T05:19:29.729505+00:00"},{"alias_kind":"pith_short_12","alias_value":"E6QFSMFXJK5S","created_at":"2026-07-05T05:19:29.729505+00:00"},{"alias_kind":"pith_short_16","alias_value":"E6QFSMFXJK5SBJSZ","created_at":"2026-07-05T05:19:29.729505+00:00"},{"alias_kind":"pith_short_8","alias_value":"E6QFSMFX","created_at":"2026-07-05T05:19:29.729505+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP","json":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP.json","graph_json":"https://pith.science/api/pith-number/E6QFSMFXJK5SBJSZFHBS55UUXP/graph.json","events_json":"https://pith.science/api/pith-number/E6QFSMFXJK5SBJSZFHBS55UUXP/events.json","paper":"https://pith.science/paper/E6QFSMFX"},"agent_actions":{"view_html":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP","download_json":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP.json","view_paper":"https://pith.science/paper/E6QFSMFX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2211.14119&json=true","fetch_graph":"https://pith.science/api/pith-number/E6QFSMFXJK5SBJSZFHBS55UUXP/graph.json","fetch_events":"https://pith.science/api/pith-number/E6QFSMFXJK5SBJSZFHBS55UUXP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP/action/storage_attestation","attest_author":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP/action/author_attestation","sign_citation":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP/action/citation_signature","submit_replication":"https://pith.science/pith/E6QFSMFXJK5SBJSZFHBS55UUXP/action/replication_record"}},"created_at":"2026-07-05T05:19:29.729505+00:00","updated_at":"2026-07-05T05:19:29.729505+00:00"}