{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:5SJJQ4CC6QZZ323WGU46DSTSSF","short_pith_number":"pith:5SJJQ4CC","schema_version":"1.0","canonical_sha256":"ec92987042f4339deb763539e1ca7291569d10d00ed0af6f16ac8d85459cccee","source":{"kind":"arxiv","id":"2605.27270","version":1},"attestation_state":"computed","paper":{"title":"Inverse Control Constrained Optimization of Vessel Speed Decisions Under Environmental Risk: Evidence from Arctic Shipping","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["stat.ML"],"primary_cat":"stat.AP","authors_text":"Indranil Sahoo, Linda Fernandez, Mauli Pant","submitted_at":"2026-05-26T16:46:27Z","abstract_excerpt":"Understanding how decision makers balance operational efficiency with environmental and ecological risks is central to vessel navigation. We model vessel speed as a control variable in a constrained optimization framework in which vessel operators balance multiple competing objectives, including transit efficiency, ice related navigational risk, and whale related ecological risk. The underlying risk parameters are estimated using over 14 million Automatic Identification System (AIS) observations from the United States Arctic (2010-2019), together with environmental covariates and spatially exp"},"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":"2605.27270","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.AP","submitted_at":"2026-05-26T16:46:27Z","cross_cats_sorted":["stat.ML"],"title_canon_sha256":"319beb6c7f04ad550c8141696e673ef431c2315b6f6bc20ccb1af782c6642f07","abstract_canon_sha256":"8ed4d35aa8092886e61a34f636d516df69db0191c0a02620b56c3c305dd5b493"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-27T02:06:09.182554Z","signature_b64":"tEeBLW6AaooT+SRpAuk2yKo2Iz3YhsNCO6RowfNugxNKlRvW0sPldAdcld4LD03zN+2Mj2L0y/FPldtT02sVBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec92987042f4339deb763539e1ca7291569d10d00ed0af6f16ac8d85459cccee","last_reissued_at":"2026-05-27T02:06:09.182069Z","signature_status":"signed_v1","first_computed_at":"2026-05-27T02:06:09.182069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Inverse Control Constrained Optimization of Vessel Speed Decisions Under Environmental Risk: Evidence from Arctic Shipping","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["stat.ML"],"primary_cat":"stat.AP","authors_text":"Indranil Sahoo, Linda Fernandez, Mauli Pant","submitted_at":"2026-05-26T16:46:27Z","abstract_excerpt":"Understanding how decision makers balance operational efficiency with environmental and ecological risks is central to vessel navigation. We model vessel speed as a control variable in a constrained optimization framework in which vessel operators balance multiple competing objectives, including transit efficiency, ice related navigational risk, and whale related ecological risk. The underlying risk parameters are estimated using over 14 million Automatic Identification System (AIS) observations from the United States Arctic (2010-2019), together with environmental covariates and spatially exp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.27270","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/2605.27270/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":"2605.27270","created_at":"2026-05-27T02:06:09.182148+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.27270v1","created_at":"2026-05-27T02:06:09.182148+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.27270","created_at":"2026-05-27T02:06:09.182148+00:00"},{"alias_kind":"pith_short_12","alias_value":"5SJJQ4CC6QZZ","created_at":"2026-05-27T02:06:09.182148+00:00"},{"alias_kind":"pith_short_16","alias_value":"5SJJQ4CC6QZZ323W","created_at":"2026-05-27T02:06:09.182148+00:00"},{"alias_kind":"pith_short_8","alias_value":"5SJJQ4CC","created_at":"2026-05-27T02:06:09.182148+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/5SJJQ4CC6QZZ323WGU46DSTSSF","json":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF.json","graph_json":"https://pith.science/api/pith-number/5SJJQ4CC6QZZ323WGU46DSTSSF/graph.json","events_json":"https://pith.science/api/pith-number/5SJJQ4CC6QZZ323WGU46DSTSSF/events.json","paper":"https://pith.science/paper/5SJJQ4CC"},"agent_actions":{"view_html":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF","download_json":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF.json","view_paper":"https://pith.science/paper/5SJJQ4CC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.27270&json=true","fetch_graph":"https://pith.science/api/pith-number/5SJJQ4CC6QZZ323WGU46DSTSSF/graph.json","fetch_events":"https://pith.science/api/pith-number/5SJJQ4CC6QZZ323WGU46DSTSSF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF/action/storage_attestation","attest_author":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF/action/author_attestation","sign_citation":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF/action/citation_signature","submit_replication":"https://pith.science/pith/5SJJQ4CC6QZZ323WGU46DSTSSF/action/replication_record"}},"created_at":"2026-05-27T02:06:09.182148+00:00","updated_at":"2026-05-27T02:06:09.182148+00:00"}