{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO","short_pith_number":"pith:ZDBPJ6GH","schema_version":"1.0","canonical_sha256":"c8c2f4f8c797d5eccceb1877746b2233a9eaab92443ea9937c30eaf045df0150","source":{"kind":"arxiv","id":"2505.13339","version":1},"attestation_state":"computed","paper":{"title":"OPA-Pack: Object-Property-Aware Robotic Bin Packing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.RO","authors_text":"Chi-Wing Fu, Jia-Hui Pan, Ka-Hei Hui, Pheng-Ann Heng, Xiaojie Gao, Yeok Tatt Cheah, Yun-hui Liu, Zhengzhe Liu","submitted_at":"2025-05-19T16:48:14Z","abstract_excerpt":"Robotic bin packing aids in a wide range of real-world scenarios such as e-commerce and warehouses. Yet, existing works focus mainly on considering the shape of objects to optimize packing compactness and neglect object properties such as fragility, edibility, and chemistry that humans typically consider when packing objects. This paper presents OPA-Pack (Object-Property-Aware Packing framework), the first framework that equips the robot with object property considerations in planning the object packing. Technical-wise, we develop a novel object property recognition scheme with retrieval-augme"},"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":"2505.13339","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2025-05-19T16:48:14Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"2a224d85c2973c121787940fd935153859623c7edc914b70c82004005303bb00","abstract_canon_sha256":"e5be5c24c3904c3f049bc1bed710031dd64b5fe2d2fcc22c63d3cd66ef145a8c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:05:28.826069Z","signature_b64":"Ap0ZFHtuBHvryIs5qwUX21IYbwCSTe9hT1GTMv4ua/RhWtbW+Tv9Jx4ZWmXQZyEsv1sh4kJOnzUigg0D5ijgDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8c2f4f8c797d5eccceb1877746b2233a9eaab92443ea9937c30eaf045df0150","last_reissued_at":"2026-07-05T11:05:28.825590Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:05:28.825590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"OPA-Pack: Object-Property-Aware Robotic Bin Packing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.RO","authors_text":"Chi-Wing Fu, Jia-Hui Pan, Ka-Hei Hui, Pheng-Ann Heng, Xiaojie Gao, Yeok Tatt Cheah, Yun-hui Liu, Zhengzhe Liu","submitted_at":"2025-05-19T16:48:14Z","abstract_excerpt":"Robotic bin packing aids in a wide range of real-world scenarios such as e-commerce and warehouses. Yet, existing works focus mainly on considering the shape of objects to optimize packing compactness and neglect object properties such as fragility, edibility, and chemistry that humans typically consider when packing objects. This paper presents OPA-Pack (Object-Property-Aware Packing framework), the first framework that equips the robot with object property considerations in planning the object packing. Technical-wise, we develop a novel object property recognition scheme with retrieval-augme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13339","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.13339/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2505.13339","created_at":"2026-07-05T11:05:28.825649+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.13339v1","created_at":"2026-07-05T11:05:28.825649+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13339","created_at":"2026-07-05T11:05:28.825649+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZDBPJ6GHS7K6","created_at":"2026-07-05T11:05:28.825649+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZDBPJ6GHS7K6ZTHL","created_at":"2026-07-05T11:05:28.825649+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZDBPJ6GH","created_at":"2026-07-05T11:05:28.825649+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/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO","json":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO.json","graph_json":"https://pith.science/api/pith-number/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/graph.json","events_json":"https://pith.science/api/pith-number/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/events.json","paper":"https://pith.science/paper/ZDBPJ6GH"},"agent_actions":{"view_html":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO","download_json":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO.json","view_paper":"https://pith.science/paper/ZDBPJ6GH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.13339&json=true","fetch_graph":"https://pith.science/api/pith-number/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/graph.json","fetch_events":"https://pith.science/api/pith-number/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/action/storage_attestation","attest_author":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/action/author_attestation","sign_citation":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/action/citation_signature","submit_replication":"https://pith.science/pith/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO/action/replication_record"}},"created_at":"2026-07-05T11:05:28.825649+00:00","updated_at":"2026-07-05T11:05:28.825649+00:00"}