{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:VLGVFWVR4Q5L7K3DVYXMFN3QZG","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":"821ce5d7ee8da77d17ad602d2d77366c3076dc33ba3c8b7328994715e27bc7d0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2025-07-12T02:55:31Z","title_canon_sha256":"c12d00a9c29f640c869cc582899ef193c1b34ece191b4ed3ed756fc48593c860"},"schema_version":"1.0","source":{"id":"2507.09123","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.09123","created_at":"2026-07-05T11:36:04Z"},{"alias_kind":"arxiv_version","alias_value":"2507.09123v1","created_at":"2026-07-05T11:36:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.09123","created_at":"2026-07-05T11:36:04Z"},{"alias_kind":"pith_short_12","alias_value":"VLGVFWVR4Q5L","created_at":"2026-07-05T11:36:04Z"},{"alias_kind":"pith_short_16","alias_value":"VLGVFWVR4Q5L7K3D","created_at":"2026-07-05T11:36:04Z"},{"alias_kind":"pith_short_8","alias_value":"VLGVFWVR","created_at":"2026-07-05T11:36:04Z"}],"graph_snapshots":[{"event_id":"sha256:25dd94c69361d7be389865d8bd2c8d1c10baa78bb123c9584c49c1af8bbb8497","target":"graph","created_at":"2026-07-05T11:36:04Z","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/2507.09123/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Online Bin Packing Problem (OBPP) is a sequential decision-making task in which each item must be placed immediately upon arrival, with no knowledge of future arrivals. Although recent deep-reinforcement-learning methods achieve superior volume utilization compared with classical heuristics, the learned policies cannot ensure the structural stability of the bin and lack mechanisms for safely reconfiguring the bin when a new item cannot be placed directly. In this work, we propose a novel framework that integrates packing policy with structural stability validation and heuristic planning to","authors_text":"Lijun Wang, Nak Young Chong, Yuntao Kong, Ziyan Gao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2025-07-12T02:55:31Z","title":"Online 3D Bin Packing with Fast Stability Validation and Stable Rearrangement Planning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.09123","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":"sha256:15f804c47979b27f74c7c5e3e63bb993fd93fa03fb22ad20d7b0bf69db3b6231","target":"record","created_at":"2026-07-05T11:36:04Z","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":"821ce5d7ee8da77d17ad602d2d77366c3076dc33ba3c8b7328994715e27bc7d0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2025-07-12T02:55:31Z","title_canon_sha256":"c12d00a9c29f640c869cc582899ef193c1b34ece191b4ed3ed756fc48593c860"},"schema_version":"1.0","source":{"id":"2507.09123","kind":"arxiv","version":1}},"canonical_sha256":"aacd52dab1e43abfab63ae2ec2b770c9bc841f661d6e610ad7a57b28dab3a5ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aacd52dab1e43abfab63ae2ec2b770c9bc841f661d6e610ad7a57b28dab3a5ad","first_computed_at":"2026-07-05T11:36:04.045098Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:36:04.045098Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qzuftFQrGyBAJ9HJjPpXz2fhf1WS4ylfJFBRivka3fk+3NNCYySylAObagHr6GwM3nf/wcoGsxj16s5FM750CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:36:04.045597Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.09123","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15f804c47979b27f74c7c5e3e63bb993fd93fa03fb22ad20d7b0bf69db3b6231","sha256:25dd94c69361d7be389865d8bd2c8d1c10baa78bb123c9584c49c1af8bbb8497"],"state_sha256":"64841fc2a4115cbcedb86462d9d0e8401f1aa5dba60337dae63449a099bdefbb"}