{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:GJ7F3LX27FPU5LQWIHZMZHCQJI","short_pith_number":"pith:GJ7F3LX2","schema_version":"1.0","canonical_sha256":"327e5daefaf95f4eae1641f2cc9c504a18c4eafa915550d680407d7af3a80592","source":{"kind":"arxiv","id":"2112.12530","version":2},"attestation_state":"computed","paper":{"title":"Long-Term Optimal Delivery Planning for Replacing the Liquefied Petroleum Gas Cylinder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DM","cs.SY"],"primary_cat":"eess.SY","authors_text":"Akihiro Yoshida, Akira Tanaka, Ayano Ide, Daisuke Kataoka, Haruki Sato, Hiroki Ishikura, Hiroki Kai, Katsuki Fujisawa, Miyu Fujii, Nariaki Tateiwa, Nozomi Hata, Shingo Egi, Shiori Uchiumi, Yousuke Yatsushiro","submitted_at":"2021-12-22T15:06:29Z","abstract_excerpt":"In the daily operation of liquefied petroleum gas service, gas providers visit customers and replace cylinders if the gas is about to run out. For a long time, frequent visits to customers were required because they could not determine the amount of remaining gas without a staff visit and observation. To solve this problem, smart meters are started to be employed to acquire gas consumption more frequently without visiting customers. In this study, we construct a system to optimize plans for cylinder replacement, and evaluate it with a large-scale field test. We propose an algorithm to create a"},"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":"2112.12530","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2021-12-22T15:06:29Z","cross_cats_sorted":["cs.DM","cs.SY"],"title_canon_sha256":"36c2dc6f678dd96dfdf7e5ecac04e7cfca949dcc192a0ec98f82d7c3ed23fb3a","abstract_canon_sha256":"cb60f75b4347b528fc4c956c5479d3015ec4c1758e7d8aee248c0760b43d31eb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:32:54.292539Z","signature_b64":"zeoHSYYA/hRKJtXlf2+H5ZB+ykSBZ8zzlsAM/S8hTkp+IKmP1uEVFXc3sp+LV/D4SHcfK0RrhnV95w0HN7+7AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"327e5daefaf95f4eae1641f2cc9c504a18c4eafa915550d680407d7af3a80592","last_reissued_at":"2026-07-05T04:32:54.292125Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:32:54.292125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Long-Term Optimal Delivery Planning for Replacing the Liquefied Petroleum Gas Cylinder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DM","cs.SY"],"primary_cat":"eess.SY","authors_text":"Akihiro Yoshida, Akira Tanaka, Ayano Ide, Daisuke Kataoka, Haruki Sato, Hiroki Ishikura, Hiroki Kai, Katsuki Fujisawa, Miyu Fujii, Nariaki Tateiwa, Nozomi Hata, Shingo Egi, Shiori Uchiumi, Yousuke Yatsushiro","submitted_at":"2021-12-22T15:06:29Z","abstract_excerpt":"In the daily operation of liquefied petroleum gas service, gas providers visit customers and replace cylinders if the gas is about to run out. For a long time, frequent visits to customers were required because they could not determine the amount of remaining gas without a staff visit and observation. To solve this problem, smart meters are started to be employed to acquire gas consumption more frequently without visiting customers. In this study, we construct a system to optimize plans for cylinder replacement, and evaluate it with a large-scale field test. We propose an algorithm to create a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.12530","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/2112.12530/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":"2112.12530","created_at":"2026-07-05T04:32:54.292174+00:00"},{"alias_kind":"arxiv_version","alias_value":"2112.12530v2","created_at":"2026-07-05T04:32:54.292174+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.12530","created_at":"2026-07-05T04:32:54.292174+00:00"},{"alias_kind":"pith_short_12","alias_value":"GJ7F3LX27FPU","created_at":"2026-07-05T04:32:54.292174+00:00"},{"alias_kind":"pith_short_16","alias_value":"GJ7F3LX27FPU5LQW","created_at":"2026-07-05T04:32:54.292174+00:00"},{"alias_kind":"pith_short_8","alias_value":"GJ7F3LX2","created_at":"2026-07-05T04:32:54.292174+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/GJ7F3LX27FPU5LQWIHZMZHCQJI","json":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI.json","graph_json":"https://pith.science/api/pith-number/GJ7F3LX27FPU5LQWIHZMZHCQJI/graph.json","events_json":"https://pith.science/api/pith-number/GJ7F3LX27FPU5LQWIHZMZHCQJI/events.json","paper":"https://pith.science/paper/GJ7F3LX2"},"agent_actions":{"view_html":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI","download_json":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI.json","view_paper":"https://pith.science/paper/GJ7F3LX2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2112.12530&json=true","fetch_graph":"https://pith.science/api/pith-number/GJ7F3LX27FPU5LQWIHZMZHCQJI/graph.json","fetch_events":"https://pith.science/api/pith-number/GJ7F3LX27FPU5LQWIHZMZHCQJI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI/action/storage_attestation","attest_author":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI/action/author_attestation","sign_citation":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI/action/citation_signature","submit_replication":"https://pith.science/pith/GJ7F3LX27FPU5LQWIHZMZHCQJI/action/replication_record"}},"created_at":"2026-07-05T04:32:54.292174+00:00","updated_at":"2026-07-05T04:32:54.292174+00:00"}