{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:NUUC3GQMOAQGV33UGOOHUTEGXN","short_pith_number":"pith:NUUC3GQM","canonical_record":{"source":{"id":"2508.21572","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.IR","submitted_at":"2025-08-29T12:26:56Z","cross_cats_sorted":[],"title_canon_sha256":"ec62388b38d3b2fd34a7dc521a2555374c072255a49b4822def5cc6632c3c80f","abstract_canon_sha256":"80d3f9fa3080a72e31e5e832607a206bfd5169bceff30830a4fd4c76be8cd1cc"},"schema_version":"1.0"},"canonical_sha256":"6d282d9a0c70206aef74339c7a4c86bb6e45b57b45921b36611420ae83bd3d91","source":{"kind":"arxiv","id":"2508.21572","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.21572","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"arxiv_version","alias_value":"2508.21572v1","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.21572","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"pith_short_12","alias_value":"NUUC3GQMOAQG","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"pith_short_16","alias_value":"NUUC3GQMOAQGV33U","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"pith_short_8","alias_value":"NUUC3GQM","created_at":"2026-07-05T12:01:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:NUUC3GQMOAQGV33UGOOHUTEGXN","target":"record","payload":{"canonical_record":{"source":{"id":"2508.21572","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.IR","submitted_at":"2025-08-29T12:26:56Z","cross_cats_sorted":[],"title_canon_sha256":"ec62388b38d3b2fd34a7dc521a2555374c072255a49b4822def5cc6632c3c80f","abstract_canon_sha256":"80d3f9fa3080a72e31e5e832607a206bfd5169bceff30830a4fd4c76be8cd1cc"},"schema_version":"1.0"},"canonical_sha256":"6d282d9a0c70206aef74339c7a4c86bb6e45b57b45921b36611420ae83bd3d91","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:01:37.055561Z","signature_b64":"mcA89+WsUByPdWKIa8mneji9aVH6TZkjPy1FlxASyTHInqs3Qoal/4rpYaxOUh57fzwyRnNQ0s+mFQHPCwljAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d282d9a0c70206aef74339c7a4c86bb6e45b57b45921b36611420ae83bd3d91","last_reissued_at":"2026-07-05T12:01:37.055079Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:01:37.055079Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.21572","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":"2026-07-05T12:01:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lhNTbnbaU9dC2irHGqvP2r5A4ncdmQT6hKvLTeYT6dylcHL3A5j3QIR3JnfSFWw9/vj5jKHoAkOYIE2lCcafDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:49:50.106172Z"},"content_sha256":"3d2d80704ec82f764591ee36f9719c6e280b78b006e1fa4121e205610575d05e","schema_version":"1.0","event_id":"sha256:3d2d80704ec82f764591ee36f9719c6e280b78b006e1fa4121e205610575d05e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:NUUC3GQMOAQGV33UGOOHUTEGXN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NewsReX: A More Efficient Approach to News Recommendation with Keras 3 and JAX","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Igor L.R. Azevedo, Toyotaro Suzumura, Yuichiro Yasui","submitted_at":"2025-08-29T12:26:56Z","abstract_excerpt":"Reproducing and comparing results in news recommendation research has become increasingly difficult. This is due to a fragmented ecosystem of diverse codebases, varied configurations, and mainly due to resource-intensive models. We introduce NewsReX, an open-source library designed to streamline this process. Our key contribution is a modern implementation built on Keras 3 and JAX, which provides an increase in computational efficiency. Experiments show that NewsReX is faster than current implementations. To support broader research, we provide a straightforward guide and scripts for training "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.21572","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/2508.21572/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":"2026-07-05T12:01:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0GblccrRfS6AwfEe5Yvvg6Y/bgz//29kLTwhOIgY/Ctbzu/81MY/qWWzLSND/omGrJ4zUs0qDCaGUK+SUPXEDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:49:50.106712Z"},"content_sha256":"62dbc19e8bf90d112ebbd5e50b2dc1a03eed9759361818eba3f56e692fb92bda","schema_version":"1.0","event_id":"sha256:62dbc19e8bf90d112ebbd5e50b2dc1a03eed9759361818eba3f56e692fb92bda"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NUUC3GQMOAQGV33UGOOHUTEGXN/bundle.json","state_url":"https://pith.science/pith/NUUC3GQMOAQGV33UGOOHUTEGXN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NUUC3GQMOAQGV33UGOOHUTEGXN/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":"2026-08-06T08:49:50Z","links":{"resolver":"https://pith.science/pith/NUUC3GQMOAQGV33UGOOHUTEGXN","bundle":"https://pith.science/pith/NUUC3GQMOAQGV33UGOOHUTEGXN/bundle.json","state":"https://pith.science/pith/NUUC3GQMOAQGV33UGOOHUTEGXN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NUUC3GQMOAQGV33UGOOHUTEGXN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:NUUC3GQMOAQGV33UGOOHUTEGXN","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":"80d3f9fa3080a72e31e5e832607a206bfd5169bceff30830a4fd4c76be8cd1cc","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.IR","submitted_at":"2025-08-29T12:26:56Z","title_canon_sha256":"ec62388b38d3b2fd34a7dc521a2555374c072255a49b4822def5cc6632c3c80f"},"schema_version":"1.0","source":{"id":"2508.21572","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.21572","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"arxiv_version","alias_value":"2508.21572v1","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.21572","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"pith_short_12","alias_value":"NUUC3GQMOAQG","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"pith_short_16","alias_value":"NUUC3GQMOAQGV33U","created_at":"2026-07-05T12:01:37Z"},{"alias_kind":"pith_short_8","alias_value":"NUUC3GQM","created_at":"2026-07-05T12:01:37Z"}],"graph_snapshots":[{"event_id":"sha256:62dbc19e8bf90d112ebbd5e50b2dc1a03eed9759361818eba3f56e692fb92bda","target":"graph","created_at":"2026-07-05T12:01:37Z","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/2508.21572/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Reproducing and comparing results in news recommendation research has become increasingly difficult. This is due to a fragmented ecosystem of diverse codebases, varied configurations, and mainly due to resource-intensive models. We introduce NewsReX, an open-source library designed to streamline this process. Our key contribution is a modern implementation built on Keras 3 and JAX, which provides an increase in computational efficiency. Experiments show that NewsReX is faster than current implementations. To support broader research, we provide a straightforward guide and scripts for training ","authors_text":"Igor L.R. Azevedo, Toyotaro Suzumura, Yuichiro Yasui","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.IR","submitted_at":"2025-08-29T12:26:56Z","title":"NewsReX: A More Efficient Approach to News Recommendation with Keras 3 and JAX"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.21572","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":"sha256:3d2d80704ec82f764591ee36f9719c6e280b78b006e1fa4121e205610575d05e","target":"record","created_at":"2026-07-05T12:01:37Z","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":"80d3f9fa3080a72e31e5e832607a206bfd5169bceff30830a4fd4c76be8cd1cc","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.IR","submitted_at":"2025-08-29T12:26:56Z","title_canon_sha256":"ec62388b38d3b2fd34a7dc521a2555374c072255a49b4822def5cc6632c3c80f"},"schema_version":"1.0","source":{"id":"2508.21572","kind":"arxiv","version":1}},"canonical_sha256":"6d282d9a0c70206aef74339c7a4c86bb6e45b57b45921b36611420ae83bd3d91","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6d282d9a0c70206aef74339c7a4c86bb6e45b57b45921b36611420ae83bd3d91","first_computed_at":"2026-07-05T12:01:37.055079Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:01:37.055079Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mcA89+WsUByPdWKIa8mneji9aVH6TZkjPy1FlxASyTHInqs3Qoal/4rpYaxOUh57fzwyRnNQ0s+mFQHPCwljAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T12:01:37.055561Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.21572","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d2d80704ec82f764591ee36f9719c6e280b78b006e1fa4121e205610575d05e","sha256:62dbc19e8bf90d112ebbd5e50b2dc1a03eed9759361818eba3f56e692fb92bda"],"state_sha256":"563fd9fde1f9f6cb184c7623b6e5c874391e7095ef795b2277208262322fd3b4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HdmtYKNBwlu8voYpgXYqF9V5Pqxn9JGHds1EN5gfJRlPVdF1whwTbtqxUDga/yl7ydT365Pz3eZBGlNqtgFzBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T08:49:50.110758Z","bundle_sha256":"efcd3c1bfafce9f0b2a397db129d3bf1da9a2137731fe2430dd29b416c7e5c71"}}