{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:2FR62WL46KFYNRVKGU53J4IB4N","short_pith_number":"pith:2FR62WL4","canonical_record":{"source":{"id":"2305.03191","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2023-05-04T22:26:58Z","cross_cats_sorted":[],"title_canon_sha256":"bde444c16c420078d4251fee9dfcc44c727b453ac3ee28984477edd555f1b863","abstract_canon_sha256":"7dcb43c8888c4f0cbc15e79e4e564980f3379c4c66f8298e98f0569844f5f00f"},"schema_version":"1.0"},"canonical_sha256":"d163ed597cf28b86c6aa353bb4f101e354ff40bf25abdc90d8c98cf0b3b1377c","source":{"kind":"arxiv","id":"2305.03191","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.03191","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"arxiv_version","alias_value":"2305.03191v2","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.03191","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_12","alias_value":"2FR62WL46KFY","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_16","alias_value":"2FR62WL46KFYNRVK","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_8","alias_value":"2FR62WL4","created_at":"2026-07-05T06:53:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:2FR62WL46KFYNRVKGU53J4IB4N","target":"record","payload":{"canonical_record":{"source":{"id":"2305.03191","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2023-05-04T22:26:58Z","cross_cats_sorted":[],"title_canon_sha256":"bde444c16c420078d4251fee9dfcc44c727b453ac3ee28984477edd555f1b863","abstract_canon_sha256":"7dcb43c8888c4f0cbc15e79e4e564980f3379c4c66f8298e98f0569844f5f00f"},"schema_version":"1.0"},"canonical_sha256":"d163ed597cf28b86c6aa353bb4f101e354ff40bf25abdc90d8c98cf0b3b1377c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:53:37.454624Z","signature_b64":"Z4NtZjeLadS1jIcMiBKfgvLoUFn7NlzpoE/7KbiLrHhA0VlCuw4yFCwSe2RSMRG7rTgcYDsVK2Gv2ZxA/GS/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d163ed597cf28b86c6aa353bb4f101e354ff40bf25abdc90d8c98cf0b3b1377c","last_reissued_at":"2026-07-05T06:53:37.454128Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:53:37.454128Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.03191","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:53:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YtPYlCrsABoA2IGHw1tFt2LaVFsRREoKhRyYqwVV+xT+3MizrBnYoWM0KoxTZyWFs5SI/qJvZKdn89UhpEF2BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:08:06.026264Z"},"content_sha256":"cbfb749bbe4e62b7fc86ec0f020d22e7cf9731fe51daf93b90ecb32d308d6036","schema_version":"1.0","event_id":"sha256:cbfb749bbe4e62b7fc86ec0f020d22e7cf9731fe51daf93b90ecb32d308d6036"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:2FR62WL46KFYNRVKGU53J4IB4N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraint Programming to Improve Hub Utilization in Autonomous Transfer Hub Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.OC","authors_text":"Chungjae Lee, Kevin Dalmeijer, Pascal Van Hentenryck, Vahid Eghbal Akhlaghi, Wirattawut Boonbandansook","submitted_at":"2023-05-04T22:26:58Z","abstract_excerpt":"The Autonomous Transfer Hub Network (ATHN) is one of the most promising ways to adapt self-driving trucks for the freight industry. These networks use autonomous trucks for the middle mile, while human drivers perform the first and last miles. This paper extends previous work on optimizing ATHN operations by including transfer hub capacities, which are crucial for labor planning and policy design. It presents a Constraint Programming (CP) model that shifts an initial schedule produced by a Mixed Integer Program to minimize the hub capacities. The scalability of the CP model is demonstrated on "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.03191","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/2305.03191/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:53:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k0Cb9R6EmP6t05QwK9BWJz3TBNVKwdNE1esdV0gzKL81lgAlU2aP8bU4p9ma6UK6msWiDdQQZiDRBI/ArtcdBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T09:08:06.026765Z"},"content_sha256":"40682f4079855b743d3e85ffc11969e95ff17d4a2ed5115204a26d92fb29cbfe","schema_version":"1.0","event_id":"sha256:40682f4079855b743d3e85ffc11969e95ff17d4a2ed5115204a26d92fb29cbfe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2FR62WL46KFYNRVKGU53J4IB4N/bundle.json","state_url":"https://pith.science/pith/2FR62WL46KFYNRVKGU53J4IB4N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2FR62WL46KFYNRVKGU53J4IB4N/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":"2026-08-13T09:08:06Z","links":{"resolver":"https://pith.science/pith/2FR62WL46KFYNRVKGU53J4IB4N","bundle":"https://pith.science/pith/2FR62WL46KFYNRVKGU53J4IB4N/bundle.json","state":"https://pith.science/pith/2FR62WL46KFYNRVKGU53J4IB4N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2FR62WL46KFYNRVKGU53J4IB4N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:2FR62WL46KFYNRVKGU53J4IB4N","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":"7dcb43c8888c4f0cbc15e79e4e564980f3379c4c66f8298e98f0569844f5f00f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2023-05-04T22:26:58Z","title_canon_sha256":"bde444c16c420078d4251fee9dfcc44c727b453ac3ee28984477edd555f1b863"},"schema_version":"1.0","source":{"id":"2305.03191","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.03191","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"arxiv_version","alias_value":"2305.03191v2","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.03191","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_12","alias_value":"2FR62WL46KFY","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_16","alias_value":"2FR62WL46KFYNRVK","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_8","alias_value":"2FR62WL4","created_at":"2026-07-05T06:53:37Z"}],"graph_snapshots":[{"event_id":"sha256:40682f4079855b743d3e85ffc11969e95ff17d4a2ed5115204a26d92fb29cbfe","target":"graph","created_at":"2026-07-05T06:53:37Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2305.03191/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Autonomous Transfer Hub Network (ATHN) is one of the most promising ways to adapt self-driving trucks for the freight industry. These networks use autonomous trucks for the middle mile, while human drivers perform the first and last miles. This paper extends previous work on optimizing ATHN operations by including transfer hub capacities, which are crucial for labor planning and policy design. It presents a Constraint Programming (CP) model that shifts an initial schedule produced by a Mixed Integer Program to minimize the hub capacities. The scalability of the CP model is demonstrated on ","authors_text":"Chungjae Lee, Kevin Dalmeijer, Pascal Van Hentenryck, Vahid Eghbal Akhlaghi, Wirattawut Boonbandansook","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2023-05-04T22:26:58Z","title":"Constraint Programming to Improve Hub Utilization in Autonomous Transfer Hub Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.03191","kind":"arxiv","version":2},"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:cbfb749bbe4e62b7fc86ec0f020d22e7cf9731fe51daf93b90ecb32d308d6036","target":"record","created_at":"2026-07-05T06:53:37Z","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":"7dcb43c8888c4f0cbc15e79e4e564980f3379c4c66f8298e98f0569844f5f00f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2023-05-04T22:26:58Z","title_canon_sha256":"bde444c16c420078d4251fee9dfcc44c727b453ac3ee28984477edd555f1b863"},"schema_version":"1.0","source":{"id":"2305.03191","kind":"arxiv","version":2}},"canonical_sha256":"d163ed597cf28b86c6aa353bb4f101e354ff40bf25abdc90d8c98cf0b3b1377c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d163ed597cf28b86c6aa353bb4f101e354ff40bf25abdc90d8c98cf0b3b1377c","first_computed_at":"2026-07-05T06:53:37.454128Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:37.454128Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Z4NtZjeLadS1jIcMiBKfgvLoUFn7NlzpoE/7KbiLrHhA0VlCuw4yFCwSe2RSMRG7rTgcYDsVK2Gv2ZxA/GS/Bg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:37.454624Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.03191","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbfb749bbe4e62b7fc86ec0f020d22e7cf9731fe51daf93b90ecb32d308d6036","sha256:40682f4079855b743d3e85ffc11969e95ff17d4a2ed5115204a26d92fb29cbfe"],"state_sha256":"463fdc70020ce6fec9db0c3081e161987844a3c9a665373936c35f94b35a37ed"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1ItfJVGL62dE73zPM/3yFmLexOPgnNYUmvhNbRz28FQRDBHtL9P7XhvuGyc00kzcmmUaGkbx5074krHEaEoCDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T09:08:06.032048Z","bundle_sha256":"9b02b5287398700e45de20c45a94102dd0da4c35bd6c8d9c3b7ed944d85f08fb"}}