{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:RVXMTANRD4CGERJ2VIZF5UZAX3","short_pith_number":"pith:RVXMTANR","canonical_record":{"source":{"id":"2412.14476","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-12-19T02:57:02Z","cross_cats_sorted":[],"title_canon_sha256":"190be23b86dd7e73c5bf87a9536c20419120eb48395b98044e16be4db6664ae0","abstract_canon_sha256":"b3aa166dd168338111f763b1bfa1fcfbcf05124ef1164640883494e86c88bb74"},"schema_version":"1.0"},"canonical_sha256":"8d6ec981b11f0462453aaa325ed320bedba12b1abd3e506b83330d5b598a469f","source":{"kind":"arxiv","id":"2412.14476","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.14476","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"arxiv_version","alias_value":"2412.14476v1","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.14476","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"pith_short_12","alias_value":"RVXMTANRD4CG","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"pith_short_16","alias_value":"RVXMTANRD4CGERJ2","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"pith_short_8","alias_value":"RVXMTANR","created_at":"2026-07-05T09:51:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:RVXMTANRD4CGERJ2VIZF5UZAX3","target":"record","payload":{"canonical_record":{"source":{"id":"2412.14476","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-12-19T02:57:02Z","cross_cats_sorted":[],"title_canon_sha256":"190be23b86dd7e73c5bf87a9536c20419120eb48395b98044e16be4db6664ae0","abstract_canon_sha256":"b3aa166dd168338111f763b1bfa1fcfbcf05124ef1164640883494e86c88bb74"},"schema_version":"1.0"},"canonical_sha256":"8d6ec981b11f0462453aaa325ed320bedba12b1abd3e506b83330d5b598a469f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:51:47.942755Z","signature_b64":"onV+54J0NvnReR1UzsoKs8obr9Rq0dRDlFC2oaoownNADL5l6uFCRF9mzx/WYgMcWdabuNMmzLYZNKrN9gm4DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d6ec981b11f0462453aaa325ed320bedba12b1abd3e506b83330d5b598a469f","last_reissued_at":"2026-07-05T09:51:47.942247Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:51:47.942247Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.14476","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":"2026-07-05T09:51:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rwfwqvQus1S+ccwt6ilCBPQeB2yq2lloLhlr7By7j6V4eoqROxRlAf+T7ECI+F9X1PS6mrOw0T3qig89HhBEBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T18:52:39.283070Z"},"content_sha256":"f70cf94e9fe9c7194bab5eeae526f938c0fbccd81dc1213047a66dd5903b053a","schema_version":"1.0","event_id":"sha256:f70cf94e9fe9c7194bab5eeae526f938c0fbccd81dc1213047a66dd5903b053a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:RVXMTANRD4CGERJ2VIZF5UZAX3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HEC-GCN: Hypergraph Enhanced Cascading Graph Convolution Network for Multi-Behavior Recommendation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Jiafeng Guo, Pengfei Wang, Wenshan Wang, Xiaofei Zhu, Yabo Yin, Yihao Zhang, Yixing Fan","submitted_at":"2024-12-19T02:57:02Z","abstract_excerpt":"Multi-behavior recommendation (MBR) has garnered growing attention recently due to its ability to mitigate the sparsity issue by inferring user preferences from various auxiliary behaviors to improve predictions for the target behavior. Although existing research on MBR has yielded impressive results, they still face two major limitations. First, previous methods mainly focus on modeling fine-grained interaction information between users and items under each behavior, which may suffer from sparsity issue. Second, existing models usually concentrate on exploiting dependencies between two consec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.14476","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/2412.14476/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":"2026-07-05T09:51:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HljrDi3YCgt9Qhk6SDgSSOJakScHPK5SPRMa5eUKVLpkmwS5hcWZcv0hTXJhGOuUGR//0NvrCS+7auECNeeXCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T18:52:39.283646Z"},"content_sha256":"42d8ad72889234fe8a628c9ada370e095a0aa282973ba5eb06fc95dd42a24cef","schema_version":"1.0","event_id":"sha256:42d8ad72889234fe8a628c9ada370e095a0aa282973ba5eb06fc95dd42a24cef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RVXMTANRD4CGERJ2VIZF5UZAX3/bundle.json","state_url":"https://pith.science/pith/RVXMTANRD4CGERJ2VIZF5UZAX3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RVXMTANRD4CGERJ2VIZF5UZAX3/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":"2026-08-05T18:52:39Z","links":{"resolver":"https://pith.science/pith/RVXMTANRD4CGERJ2VIZF5UZAX3","bundle":"https://pith.science/pith/RVXMTANRD4CGERJ2VIZF5UZAX3/bundle.json","state":"https://pith.science/pith/RVXMTANRD4CGERJ2VIZF5UZAX3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RVXMTANRD4CGERJ2VIZF5UZAX3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:RVXMTANRD4CGERJ2VIZF5UZAX3","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":"b3aa166dd168338111f763b1bfa1fcfbcf05124ef1164640883494e86c88bb74","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-12-19T02:57:02Z","title_canon_sha256":"190be23b86dd7e73c5bf87a9536c20419120eb48395b98044e16be4db6664ae0"},"schema_version":"1.0","source":{"id":"2412.14476","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.14476","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"arxiv_version","alias_value":"2412.14476v1","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.14476","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"pith_short_12","alias_value":"RVXMTANRD4CG","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"pith_short_16","alias_value":"RVXMTANRD4CGERJ2","created_at":"2026-07-05T09:51:47Z"},{"alias_kind":"pith_short_8","alias_value":"RVXMTANR","created_at":"2026-07-05T09:51:47Z"}],"graph_snapshots":[{"event_id":"sha256:42d8ad72889234fe8a628c9ada370e095a0aa282973ba5eb06fc95dd42a24cef","target":"graph","created_at":"2026-07-05T09:51:47Z","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/2412.14476/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multi-behavior recommendation (MBR) has garnered growing attention recently due to its ability to mitigate the sparsity issue by inferring user preferences from various auxiliary behaviors to improve predictions for the target behavior. Although existing research on MBR has yielded impressive results, they still face two major limitations. First, previous methods mainly focus on modeling fine-grained interaction information between users and items under each behavior, which may suffer from sparsity issue. Second, existing models usually concentrate on exploiting dependencies between two consec","authors_text":"Jiafeng Guo, Pengfei Wang, Wenshan Wang, Xiaofei Zhu, Yabo Yin, Yihao Zhang, Yixing Fan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-12-19T02:57:02Z","title":"HEC-GCN: Hypergraph Enhanced Cascading Graph Convolution Network for Multi-Behavior Recommendation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.14476","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:f70cf94e9fe9c7194bab5eeae526f938c0fbccd81dc1213047a66dd5903b053a","target":"record","created_at":"2026-07-05T09:51:47Z","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":"b3aa166dd168338111f763b1bfa1fcfbcf05124ef1164640883494e86c88bb74","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2024-12-19T02:57:02Z","title_canon_sha256":"190be23b86dd7e73c5bf87a9536c20419120eb48395b98044e16be4db6664ae0"},"schema_version":"1.0","source":{"id":"2412.14476","kind":"arxiv","version":1}},"canonical_sha256":"8d6ec981b11f0462453aaa325ed320bedba12b1abd3e506b83330d5b598a469f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d6ec981b11f0462453aaa325ed320bedba12b1abd3e506b83330d5b598a469f","first_computed_at":"2026-07-05T09:51:47.942247Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:51:47.942247Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"onV+54J0NvnReR1UzsoKs8obr9Rq0dRDlFC2oaoownNADL5l6uFCRF9mzx/WYgMcWdabuNMmzLYZNKrN9gm4DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:51:47.942755Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.14476","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f70cf94e9fe9c7194bab5eeae526f938c0fbccd81dc1213047a66dd5903b053a","sha256:42d8ad72889234fe8a628c9ada370e095a0aa282973ba5eb06fc95dd42a24cef"],"state_sha256":"1dda94c25856e7c72f8f04ee36a1e3b52c0467c033a5e7ac78a13a56b84ef812"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kJFS756k2uiLx75dgjSrN3FMrrf/tmftHUzJ3GWX4ghx+B5u69eG5J0dJZYus8GbnTdT0fCUuvNsuBDke83KBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T18:52:39.290257Z","bundle_sha256":"a25b9e05b6e7629aedbe2824665f50f4738cdb10e88009b870a38ed88363f185"}}