{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:G5HFYZJOZSJVC6QGKO5UOUD3XW","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"a705e8987c27115fa30e828598e9076e65cef719ebd9e29f1995cb5b18284429","cross_cats_sorted":["cs.LG","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2026-08-10T02:39:03Z","title_canon_sha256":"78516b472bd0fcbb0b816e5481acaa6afb359eaf5f0e463dee54005b9b2536bc"},"schema_version":"1.0","source":{"id":"2608.09036","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09036","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09036v1","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09036","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_12","alias_value":"G5HFYZJOZSJV","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_16","alias_value":"G5HFYZJOZSJVC6QG","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_8","alias_value":"G5HFYZJO","created_at":"2026-08-11T02:21:39Z"}],"graph_snapshots":[{"event_id":"sha256:21dc22d76286c5f8f909bc72d9682dff621d273b80c522d3dd48b6ce359d4814","target":"graph","created_at":"2026-08-11T02:21:39Z","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/2608.09036/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study decision-focused learning (DFL) in shortest-path network interdiction (SPNI) games, a Stackelberg game where an interdictor (leader) strengthens the networks' arcs against attacks, while an evader (follower) who is uncertain about costs of attacking network arcs relies on a machine-learned predictor to identify the shortest path. While DFL is highly effective as an end-to-end optimization framework, we show that it faces a fundamental structural failure when employed in this game setting: its training objective admits a broad decision-equivalence class of cost estimators that achieve ","authors_text":"Luca M. Hartmann, Parinaz Naghizadeh","cross_cats":["cs.LG","math.OC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2026-08-10T02:39:03Z","title":"Decision-Focused Learning in Network Interdiction Games"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09036","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:ae88e2ef0e0c6a1526bf9c68e9b51937e111fecd5c7f9cf3fc0cd78b1846095a","target":"record","created_at":"2026-08-11T02:21:39Z","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":"a705e8987c27115fa30e828598e9076e65cef719ebd9e29f1995cb5b18284429","cross_cats_sorted":["cs.LG","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2026-08-10T02:39:03Z","title_canon_sha256":"78516b472bd0fcbb0b816e5481acaa6afb359eaf5f0e463dee54005b9b2536bc"},"schema_version":"1.0","source":{"id":"2608.09036","kind":"arxiv","version":1}},"canonical_sha256":"374e5c652ecc93517a0653bb47507bbdb08bc7499c78566ee5fa73086c86ca5a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"374e5c652ecc93517a0653bb47507bbdb08bc7499c78566ee5fa73086c86ca5a","first_computed_at":"2026-08-11T02:21:39.238191Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-11T02:21:39.238191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LU/eh+1d68uL2NQiC0aHiq5T9zgYrxg0ClArp36vlklC+JnJKdnXpH00jg8vCP0JEgLmHalPr8EUn8HIEZg/AQ==","signature_status":"signed_v1","signed_at":"2026-08-11T02:21:39.239937Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.09036","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae88e2ef0e0c6a1526bf9c68e9b51937e111fecd5c7f9cf3fc0cd78b1846095a","sha256:21dc22d76286c5f8f909bc72d9682dff621d273b80c522d3dd48b6ce359d4814","sha256:afec58b50183db5fd2ead907bd3869ef0289a4a9f5a5af4c688c7f2abddd64d6"],"state_sha256":"007c560d6c4a43920f4d8e7b23bfcfd2202cd96f11a39a60b1359ac5a1fbb0e1"}