{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:432GIZDB5A46AYZMOODHTBOFIC","short_pith_number":"pith:432GIZDB","schema_version":"1.0","canonical_sha256":"e6f4646461e839e0632c73867985c5408fc24d6aa067ac4fe7c2d5d53c4e8bc3","source":{"kind":"arxiv","id":"1803.03628","version":3},"attestation_state":"computed","paper":{"title":"The Electric Two-echelon Vehicle Routing Problem","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DS","authors_text":"Richard F. Hartl, Roberto Baldacci, Thibaut Vidal, Ulrich Breunig","submitted_at":"2018-03-09T18:28:17Z","abstract_excerpt":"Two-echelon distribution systems are attractive from an economical standpoint and help to keep large vehicles out of city centers. Large trucks can be used to deliver goods to intermediate facilities in accessible locations, whereas smaller vehicles allow to reach the final customers. Due to their reduced size and emissions, companies consider using an electric fleet of terrestrian or aerial vehicles for last mile deliveries. Route planning in multi-tier logistics leads to notoriously difficult problems. This difficulty is accrued in the presence of an electric fleet, since each vehicle operat"},"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":"1803.03628","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DS","submitted_at":"2018-03-09T18:28:17Z","cross_cats_sorted":[],"title_canon_sha256":"7c504a2213cef7d597ccab0b34ea7eb2f4a5e9bf15eaba7a048c80b42c8ce141","abstract_canon_sha256":"b36f9ebf4df2a7e5b1289226b6afe253b961dcfb915f5fa064ec63ab1cd9226d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:39.731916Z","signature_b64":"swOHWwBafDT/DKNo0ZAXgjKjvvN9d5PlKn6ZfxQ5QTk2nxKEkeAjJBZhYMFe8lGBOvnfff1zxkollFv64pBKAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e6f4646461e839e0632c73867985c5408fc24d6aa067ac4fe7c2d5d53c4e8bc3","last_reissued_at":"2026-05-18T00:00:39.731408Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:39.731408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Electric Two-echelon Vehicle Routing Problem","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DS","authors_text":"Richard F. Hartl, Roberto Baldacci, Thibaut Vidal, Ulrich Breunig","submitted_at":"2018-03-09T18:28:17Z","abstract_excerpt":"Two-echelon distribution systems are attractive from an economical standpoint and help to keep large vehicles out of city centers. Large trucks can be used to deliver goods to intermediate facilities in accessible locations, whereas smaller vehicles allow to reach the final customers. Due to their reduced size and emissions, companies consider using an electric fleet of terrestrian or aerial vehicles for last mile deliveries. Route planning in multi-tier logistics leads to notoriously difficult problems. This difficulty is accrued in the presence of an electric fleet, since each vehicle operat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.03628","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1803.03628","created_at":"2026-05-18T00:00:39.731470+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.03628v3","created_at":"2026-05-18T00:00:39.731470+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.03628","created_at":"2026-05-18T00:00:39.731470+00:00"},{"alias_kind":"pith_short_12","alias_value":"432GIZDB5A46","created_at":"2026-05-18T12:32:05.422762+00:00"},{"alias_kind":"pith_short_16","alias_value":"432GIZDB5A46AYZM","created_at":"2026-05-18T12:32:05.422762+00:00"},{"alias_kind":"pith_short_8","alias_value":"432GIZDB","created_at":"2026-05-18T12:32:05.422762+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/432GIZDB5A46AYZMOODHTBOFIC","json":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC.json","graph_json":"https://pith.science/api/pith-number/432GIZDB5A46AYZMOODHTBOFIC/graph.json","events_json":"https://pith.science/api/pith-number/432GIZDB5A46AYZMOODHTBOFIC/events.json","paper":"https://pith.science/paper/432GIZDB"},"agent_actions":{"view_html":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC","download_json":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC.json","view_paper":"https://pith.science/paper/432GIZDB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.03628&json=true","fetch_graph":"https://pith.science/api/pith-number/432GIZDB5A46AYZMOODHTBOFIC/graph.json","fetch_events":"https://pith.science/api/pith-number/432GIZDB5A46AYZMOODHTBOFIC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC/action/storage_attestation","attest_author":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC/action/author_attestation","sign_citation":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC/action/citation_signature","submit_replication":"https://pith.science/pith/432GIZDB5A46AYZMOODHTBOFIC/action/replication_record"}},"created_at":"2026-05-18T00:00:39.731470+00:00","updated_at":"2026-05-18T00:00:39.731470+00:00"}