{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:SC44WTRDD7IL4SD4QBKWYCIUMO","short_pith_number":"pith:SC44WTRD","canonical_record":{"source":{"id":"1805.00836","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-05-02T14:15:02Z","cross_cats_sorted":[],"title_canon_sha256":"6ab61a9563f1907e2f0c738d19efa94643879384f8f193ec6c53b814af607ad5","abstract_canon_sha256":"ee2a45abb2d89cd164c9ec4a632964f449fec4daac0a937c09ed4c6194b86cbc"},"schema_version":"1.0"},"canonical_sha256":"90b9cb4e231fd0be487c80556c0914639a1c07cdea0cfa4a659a74224fcbf459","source":{"kind":"arxiv","id":"1805.00836","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.00836","created_at":"2026-05-18T00:16:57Z"},{"alias_kind":"arxiv_version","alias_value":"1805.00836v1","created_at":"2026-05-18T00:16:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.00836","created_at":"2026-05-18T00:16:57Z"},{"alias_kind":"pith_short_12","alias_value":"SC44WTRDD7IL","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"SC44WTRDD7IL4SD4","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"SC44WTRD","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:SC44WTRDD7IL4SD4QBKWYCIUMO","target":"record","payload":{"canonical_record":{"source":{"id":"1805.00836","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-05-02T14:15:02Z","cross_cats_sorted":[],"title_canon_sha256":"6ab61a9563f1907e2f0c738d19efa94643879384f8f193ec6c53b814af607ad5","abstract_canon_sha256":"ee2a45abb2d89cd164c9ec4a632964f449fec4daac0a937c09ed4c6194b86cbc"},"schema_version":"1.0"},"canonical_sha256":"90b9cb4e231fd0be487c80556c0914639a1c07cdea0cfa4a659a74224fcbf459","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:57.571048Z","signature_b64":"Rq+rQIxSvY7O8XnKzJ4jV/jbgqnwQ93NEgrKaY8y0GDkLBxBNs1PcQY3daacbCgxiBPdkcsQCcgHvwaecA2iCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90b9cb4e231fd0be487c80556c0914639a1c07cdea0cfa4a659a74224fcbf459","last_reissued_at":"2026-05-18T00:16:57.570267Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:57.570267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.00836","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KiU4UoUGGVcXLtj+nwjdlzafp+hT78a2k5eGCyvWU6AomxBFMN1A+9sl4fOBBZ2pjxwJYYH9nagS7gESs6sNBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T14:02:57.057739Z"},"content_sha256":"ae7e3073a74539ef28720f1fcbd13af64982c635f6709748fb59e5cc9e9ce65a","schema_version":"1.0","event_id":"sha256:ae7e3073a74539ef28720f1fcbd13af64982c635f6709748fb59e5cc9e9ce65a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:SC44WTRDD7IL4SD4QBKWYCIUMO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The design of courier transportation networks with a nonlinear zero-one programming model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.OC","authors_text":"Boliang Lin","submitted_at":"2018-05-02T14:15:02Z","abstract_excerpt":"The courier industry is one of the most essential parts of the modern logistics. Meanwhile, the courier transportation network is one of the most important infrastructures of courier enterprises to take participate into operation. This paper presents a combinatorial optimization model for the courier transportation network design problem, and the aim of network optimization is to determine the transportation organization mode for each courier flow. A nonlinear zero-one integer programming model is formulated to describe the problem, the objective function of the model is intended to minimize t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.00836","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":""},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jdBC783wgT7JHMkQ8fE3xlNt4CFWV1IoUcUJVYuh3iExZf176UDTqhUZH8ZQe91MWqcGLPhTmbRCP8ImAxs9Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T14:02:57.058081Z"},"content_sha256":"9f44def6bb6f6d02a84936245620778b130185e004bf586a74e16c2eef7b82c1","schema_version":"1.0","event_id":"sha256:9f44def6bb6f6d02a84936245620778b130185e004bf586a74e16c2eef7b82c1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SC44WTRDD7IL4SD4QBKWYCIUMO/bundle.json","state_url":"https://pith.science/pith/SC44WTRDD7IL4SD4QBKWYCIUMO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SC44WTRDD7IL4SD4QBKWYCIUMO/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-27T14:02:57Z","links":{"resolver":"https://pith.science/pith/SC44WTRDD7IL4SD4QBKWYCIUMO","bundle":"https://pith.science/pith/SC44WTRDD7IL4SD4QBKWYCIUMO/bundle.json","state":"https://pith.science/pith/SC44WTRDD7IL4SD4QBKWYCIUMO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SC44WTRDD7IL4SD4QBKWYCIUMO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:SC44WTRDD7IL4SD4QBKWYCIUMO","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"ee2a45abb2d89cd164c9ec4a632964f449fec4daac0a937c09ed4c6194b86cbc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-05-02T14:15:02Z","title_canon_sha256":"6ab61a9563f1907e2f0c738d19efa94643879384f8f193ec6c53b814af607ad5"},"schema_version":"1.0","source":{"id":"1805.00836","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.00836","created_at":"2026-05-18T00:16:57Z"},{"alias_kind":"arxiv_version","alias_value":"1805.00836v1","created_at":"2026-05-18T00:16:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.00836","created_at":"2026-05-18T00:16:57Z"},{"alias_kind":"pith_short_12","alias_value":"SC44WTRDD7IL","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"SC44WTRDD7IL4SD4","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"SC44WTRD","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:9f44def6bb6f6d02a84936245620778b130185e004bf586a74e16c2eef7b82c1","target":"graph","created_at":"2026-05-18T00:16:57Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The courier industry is one of the most essential parts of the modern logistics. Meanwhile, the courier transportation network is one of the most important infrastructures of courier enterprises to take participate into operation. This paper presents a combinatorial optimization model for the courier transportation network design problem, and the aim of network optimization is to determine the transportation organization mode for each courier flow. A nonlinear zero-one integer programming model is formulated to describe the problem, the objective function of the model is intended to minimize t","authors_text":"Boliang Lin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-05-02T14:15:02Z","title":"The design of courier transportation networks with a nonlinear zero-one programming model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.00836","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:ae7e3073a74539ef28720f1fcbd13af64982c635f6709748fb59e5cc9e9ce65a","target":"record","created_at":"2026-05-18T00:16:57Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"ee2a45abb2d89cd164c9ec4a632964f449fec4daac0a937c09ed4c6194b86cbc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2018-05-02T14:15:02Z","title_canon_sha256":"6ab61a9563f1907e2f0c738d19efa94643879384f8f193ec6c53b814af607ad5"},"schema_version":"1.0","source":{"id":"1805.00836","kind":"arxiv","version":1}},"canonical_sha256":"90b9cb4e231fd0be487c80556c0914639a1c07cdea0cfa4a659a74224fcbf459","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90b9cb4e231fd0be487c80556c0914639a1c07cdea0cfa4a659a74224fcbf459","first_computed_at":"2026-05-18T00:16:57.570267Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:57.570267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Rq+rQIxSvY7O8XnKzJ4jV/jbgqnwQ93NEgrKaY8y0GDkLBxBNs1PcQY3daacbCgxiBPdkcsQCcgHvwaecA2iCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:57.571048Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.00836","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae7e3073a74539ef28720f1fcbd13af64982c635f6709748fb59e5cc9e9ce65a","sha256:9f44def6bb6f6d02a84936245620778b130185e004bf586a74e16c2eef7b82c1"],"state_sha256":"b875d0685937c7e9a49e6875b5738068b85b7b035d45b848b375807dc64ab07f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n0DnXyldPO8+PSVtApi/X34iS7PzvbNncpiEdPrCiZCgmdLI/kUnRRGpILhPFF0kpo3SpBRMpgyLTIPDb/USDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T14:02:57.060050Z","bundle_sha256":"f1e3f010d460199d31b5cc3bc8a8f3e9a4ec2a58895d0d807c479c1805695ba5"}}