{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:OENZBE2JKRWP263B3RHCTTIYXB","short_pith_number":"pith:OENZBE2J","canonical_record":{"source":{"id":"2506.20817","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2025-06-25T20:32:12Z","cross_cats_sorted":["cs.MM"],"title_canon_sha256":"d675e4e9425a79d34d8bc37874f6fd1772ade52dd27e9efad5017957536e5427","abstract_canon_sha256":"5f197d23c88c9ffb48480b537bdbbda41f4a6e817c37524c87fa7f991130e402"},"schema_version":"1.0"},"canonical_sha256":"711b909349546cfd7b61dc4e29cd18b8593034bfc556577eb0001b53e8c95146","source":{"kind":"arxiv","id":"2506.20817","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.20817","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"arxiv_version","alias_value":"2506.20817v2","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.20817","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"pith_short_12","alias_value":"OENZBE2JKRWP","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"pith_short_16","alias_value":"OENZBE2JKRWP263B","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"pith_short_8","alias_value":"OENZBE2J","created_at":"2026-07-02T01:18:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:OENZBE2JKRWP263B3RHCTTIYXB","target":"record","payload":{"canonical_record":{"source":{"id":"2506.20817","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2025-06-25T20:32:12Z","cross_cats_sorted":["cs.MM"],"title_canon_sha256":"d675e4e9425a79d34d8bc37874f6fd1772ade52dd27e9efad5017957536e5427","abstract_canon_sha256":"5f197d23c88c9ffb48480b537bdbbda41f4a6e817c37524c87fa7f991130e402"},"schema_version":"1.0"},"canonical_sha256":"711b909349546cfd7b61dc4e29cd18b8593034bfc556577eb0001b53e8c95146","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-02T01:18:03.458753Z","signature_b64":"ZrlUL7gyKlKNFzqh7c23hGVCKEq2TuK3zxxieBA2S2sqZnrqMAk/yanZA4O5fCZMSRDpgp6DJHjpjtl6Wz4vAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"711b909349546cfd7b61dc4e29cd18b8593034bfc556577eb0001b53e8c95146","last_reissued_at":"2026-07-02T01:18:03.458224Z","signature_status":"signed_v1","first_computed_at":"2026-07-02T01:18:03.458224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.20817","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":"2026-07-02T01:18:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2sDMldHtbrkkAsiozA2iLOFbsBHRn13YnQvpy0aG7cscnzmVcPVeMm6O+fpdmQeCDGz4i2szP1ClWXgjTRuZDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T04:43:29.351793Z"},"content_sha256":"e28e7067684baea88bba7195cfcf0ee622cc03ac0a869003fb51c8b0ce243289","schema_version":"1.0","event_id":"sha256:e28e7067684baea88bba7195cfcf0ee622cc03ac0a869003fb51c8b0ce243289"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:OENZBE2JKRWP263B3RHCTTIYXB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RAG-VisualRec: An Open Resource for Vision- and Text-Enhanced Retrieval-Augmented Generation in Recommendation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.MM"],"primary_cat":"cs.IR","authors_text":"Ali Tourani, Fatemeh Nazary, Yashar Deldjoo","submitted_at":"2025-06-25T20:32:12Z","abstract_excerpt":"This paper addresses the challenge of building multimodal recommender systems for the movie domain, where sparse item metadata (e.g., title and genres) can limit retrieval quality and downstream recommendations. We introduce RAG-VisualRec, an open resource and reproducible pipeline that combines (i) LLM-generated item-side plot descriptions and (ii) trailer-derived visual (and optional audio) embeddings, supporting both retrieval-augmented generation (RAG) and collaborative-filtering style workflows. Our pipeline augments sparse metadata into richer textual signals and integrates modalities vi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.20817","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/2506.20817/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":"2026-07-02T01:18:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qouYu1ymnDCXfUYMe7QwgqhiWWqQr8pl4RYuyIulRmKrX55A8SOuaTYri4wp8v7XQZ1WOMHVpop4l3bbwSnxAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T04:43:29.352176Z"},"content_sha256":"4d47561b518d5846f70a9c42b952e16a93f361850e0aa33572f3578418afcf03","schema_version":"1.0","event_id":"sha256:4d47561b518d5846f70a9c42b952e16a93f361850e0aa33572f3578418afcf03"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OENZBE2JKRWP263B3RHCTTIYXB/bundle.json","state_url":"https://pith.science/pith/OENZBE2JKRWP263B3RHCTTIYXB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OENZBE2JKRWP263B3RHCTTIYXB/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":"2026-07-04T04:43:29Z","links":{"resolver":"https://pith.science/pith/OENZBE2JKRWP263B3RHCTTIYXB","bundle":"https://pith.science/pith/OENZBE2JKRWP263B3RHCTTIYXB/bundle.json","state":"https://pith.science/pith/OENZBE2JKRWP263B3RHCTTIYXB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OENZBE2JKRWP263B3RHCTTIYXB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:OENZBE2JKRWP263B3RHCTTIYXB","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":"5f197d23c88c9ffb48480b537bdbbda41f4a6e817c37524c87fa7f991130e402","cross_cats_sorted":["cs.MM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2025-06-25T20:32:12Z","title_canon_sha256":"d675e4e9425a79d34d8bc37874f6fd1772ade52dd27e9efad5017957536e5427"},"schema_version":"1.0","source":{"id":"2506.20817","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.20817","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"arxiv_version","alias_value":"2506.20817v2","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.20817","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"pith_short_12","alias_value":"OENZBE2JKRWP","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"pith_short_16","alias_value":"OENZBE2JKRWP263B","created_at":"2026-07-02T01:18:03Z"},{"alias_kind":"pith_short_8","alias_value":"OENZBE2J","created_at":"2026-07-02T01:18:03Z"}],"graph_snapshots":[{"event_id":"sha256:4d47561b518d5846f70a9c42b952e16a93f361850e0aa33572f3578418afcf03","target":"graph","created_at":"2026-07-02T01:18:03Z","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/2506.20817/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper addresses the challenge of building multimodal recommender systems for the movie domain, where sparse item metadata (e.g., title and genres) can limit retrieval quality and downstream recommendations. We introduce RAG-VisualRec, an open resource and reproducible pipeline that combines (i) LLM-generated item-side plot descriptions and (ii) trailer-derived visual (and optional audio) embeddings, supporting both retrieval-augmented generation (RAG) and collaborative-filtering style workflows. Our pipeline augments sparse metadata into richer textual signals and integrates modalities vi","authors_text":"Ali Tourani, Fatemeh Nazary, Yashar Deldjoo","cross_cats":["cs.MM"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2025-06-25T20:32:12Z","title":"RAG-VisualRec: An Open Resource for Vision- and Text-Enhanced Retrieval-Augmented Generation in Recommendation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.20817","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:e28e7067684baea88bba7195cfcf0ee622cc03ac0a869003fb51c8b0ce243289","target":"record","created_at":"2026-07-02T01:18:03Z","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":"5f197d23c88c9ffb48480b537bdbbda41f4a6e817c37524c87fa7f991130e402","cross_cats_sorted":["cs.MM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2025-06-25T20:32:12Z","title_canon_sha256":"d675e4e9425a79d34d8bc37874f6fd1772ade52dd27e9efad5017957536e5427"},"schema_version":"1.0","source":{"id":"2506.20817","kind":"arxiv","version":2}},"canonical_sha256":"711b909349546cfd7b61dc4e29cd18b8593034bfc556577eb0001b53e8c95146","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"711b909349546cfd7b61dc4e29cd18b8593034bfc556577eb0001b53e8c95146","first_computed_at":"2026-07-02T01:18:03.458224Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-02T01:18:03.458224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZrlUL7gyKlKNFzqh7c23hGVCKEq2TuK3zxxieBA2S2sqZnrqMAk/yanZA4O5fCZMSRDpgp6DJHjpjtl6Wz4vAA==","signature_status":"signed_v1","signed_at":"2026-07-02T01:18:03.458753Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.20817","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e28e7067684baea88bba7195cfcf0ee622cc03ac0a869003fb51c8b0ce243289","sha256:4d47561b518d5846f70a9c42b952e16a93f361850e0aa33572f3578418afcf03"],"state_sha256":"96047d35923ef1fbbbebdfa6c56824f09867ac71d807cd4abf6a302cda22b2b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7rqa1WHfactcqJru5G81EIAmFlI5fhPKRq8MAaweLrF4YYoo5xSCh+lWa5qp1vabgxJIUKhPIx8bNfPdUAIjCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T04:43:29.354670Z","bundle_sha256":"dec53f58394ac490d8ed8b677fec8099fb530ea67ebf0f3bb6a016db6af6d440"}}