{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DJ4CRD6KLC32HX5ZLFOVFKHOUU","short_pith_number":"pith:DJ4CRD6K","canonical_record":{"source":{"id":"2503.02609","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-03-04T13:29:42Z","cross_cats_sorted":[],"title_canon_sha256":"fa1d942029e20c5355388beb14709d4b285e5bb957a48b17cc01b8e4e9778385","abstract_canon_sha256":"c5b2dcfdf309eeba61f8cd87ff58510ad8f421173dc43d569311ae7a269323c9"},"schema_version":"1.0"},"canonical_sha256":"1a78288fca58b7a3dfb9595d52a8eea536906a19f972a9618c99ffe0c1097c9e","source":{"kind":"arxiv","id":"2503.02609","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.02609","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"2503.02609v1","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.02609","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"DJ4CRD6KLC32","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"pith_short_16","alias_value":"DJ4CRD6KLC32HX5Z","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"pith_short_8","alias_value":"DJ4CRD6K","created_at":"2026-07-05T10:24:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DJ4CRD6KLC32HX5ZLFOVFKHOUU","target":"record","payload":{"canonical_record":{"source":{"id":"2503.02609","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-03-04T13:29:42Z","cross_cats_sorted":[],"title_canon_sha256":"fa1d942029e20c5355388beb14709d4b285e5bb957a48b17cc01b8e4e9778385","abstract_canon_sha256":"c5b2dcfdf309eeba61f8cd87ff58510ad8f421173dc43d569311ae7a269323c9"},"schema_version":"1.0"},"canonical_sha256":"1a78288fca58b7a3dfb9595d52a8eea536906a19f972a9618c99ffe0c1097c9e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:24:09.518248Z","signature_b64":"s8JuF8OgipFzORuI9mFXhafwpaU/0dbCPmvO/RI3zwD7mjQ6TSQnl1siOoFG/pLL08VDLG357128kMzTXQQRAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a78288fca58b7a3dfb9595d52a8eea536906a19f972a9618c99ffe0c1097c9e","last_reissued_at":"2026-07-05T10:24:09.517716Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:24:09.517716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.02609","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":"2026-07-05T10:24:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gq1QGFi9q2p5JE7dMy2AZjc849ow83vr/86MDIoGavrSIJx11JLEgkqXXy3A9jbcHfpUwD3IYDC67tTAyjoaAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T06:52:37.696451Z"},"content_sha256":"8358b74e9f9c721e97ee158d10264eff6d0750597580696f92bf6d3c61824a15","schema_version":"1.0","event_id":"sha256:8358b74e9f9c721e97ee158d10264eff6d0750597580696f92bf6d3c61824a15"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DJ4CRD6KLC32HX5ZLFOVFKHOUU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lightweight Channel-wise Dynamic Fusion Model: Non-stationary Time Series Forecasting via Entropy Analysis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Dilfira Kudrat, Qinghua Hu, Tianyu Jia, Yanru Sun, Zongxia Xie","submitted_at":"2025-03-04T13:29:42Z","abstract_excerpt":"Non-stationarity is an intrinsic property of real-world time series and plays a crucial role in time series forecasting. Previous studies primarily adopt instance normalization to attenuate the non-stationarity of original series for better predictability. However, instance normalization that directly removes the inherent non-stationarity can lead to three issues: (1) disrupting global temporal dependencies, (2) ignoring channel-specific differences, and (3) producing over-smoothed predictions. To address these issues, we theoretically demonstrate that variance can be a valid and interpretable"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.02609","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/2503.02609/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":"2026-07-05T10:24:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3mOacT75SUmD5KiqBNkavAEIsNmFxxsIhCkhz/BsZEsLuhLXEZ5pvI2AodZclyBTM2EvEWsCV98qNAmnng4sDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T06:52:37.696987Z"},"content_sha256":"c65322dfbb70a969bc9db2620bf350ed85ff1974a459a55998045efe4f72e03b","schema_version":"1.0","event_id":"sha256:c65322dfbb70a969bc9db2620bf350ed85ff1974a459a55998045efe4f72e03b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU/bundle.json","state_url":"https://pith.science/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU/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":"2026-08-14T06:52:37Z","links":{"resolver":"https://pith.science/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU","bundle":"https://pith.science/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU/bundle.json","state":"https://pith.science/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DJ4CRD6KLC32HX5ZLFOVFKHOUU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DJ4CRD6KLC32HX5ZLFOVFKHOUU","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":"c5b2dcfdf309eeba61f8cd87ff58510ad8f421173dc43d569311ae7a269323c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-03-04T13:29:42Z","title_canon_sha256":"fa1d942029e20c5355388beb14709d4b285e5bb957a48b17cc01b8e4e9778385"},"schema_version":"1.0","source":{"id":"2503.02609","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.02609","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"arxiv_version","alias_value":"2503.02609v1","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.02609","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"pith_short_12","alias_value":"DJ4CRD6KLC32","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"pith_short_16","alias_value":"DJ4CRD6KLC32HX5Z","created_at":"2026-07-05T10:24:09Z"},{"alias_kind":"pith_short_8","alias_value":"DJ4CRD6K","created_at":"2026-07-05T10:24:09Z"}],"graph_snapshots":[{"event_id":"sha256:c65322dfbb70a969bc9db2620bf350ed85ff1974a459a55998045efe4f72e03b","target":"graph","created_at":"2026-07-05T10:24:09Z","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/2503.02609/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Non-stationarity is an intrinsic property of real-world time series and plays a crucial role in time series forecasting. Previous studies primarily adopt instance normalization to attenuate the non-stationarity of original series for better predictability. However, instance normalization that directly removes the inherent non-stationarity can lead to three issues: (1) disrupting global temporal dependencies, (2) ignoring channel-specific differences, and (3) producing over-smoothed predictions. To address these issues, we theoretically demonstrate that variance can be a valid and interpretable","authors_text":"Dilfira Kudrat, Qinghua Hu, Tianyu Jia, Yanru Sun, Zongxia Xie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-03-04T13:29:42Z","title":"Lightweight Channel-wise Dynamic Fusion Model: Non-stationary Time Series Forecasting via Entropy Analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.02609","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":"sha256:8358b74e9f9c721e97ee158d10264eff6d0750597580696f92bf6d3c61824a15","target":"record","created_at":"2026-07-05T10:24:09Z","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":"c5b2dcfdf309eeba61f8cd87ff58510ad8f421173dc43d569311ae7a269323c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-03-04T13:29:42Z","title_canon_sha256":"fa1d942029e20c5355388beb14709d4b285e5bb957a48b17cc01b8e4e9778385"},"schema_version":"1.0","source":{"id":"2503.02609","kind":"arxiv","version":1}},"canonical_sha256":"1a78288fca58b7a3dfb9595d52a8eea536906a19f972a9618c99ffe0c1097c9e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a78288fca58b7a3dfb9595d52a8eea536906a19f972a9618c99ffe0c1097c9e","first_computed_at":"2026-07-05T10:24:09.517716Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:24:09.517716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"s8JuF8OgipFzORuI9mFXhafwpaU/0dbCPmvO/RI3zwD7mjQ6TSQnl1siOoFG/pLL08VDLG357128kMzTXQQRAg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:24:09.518248Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.02609","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8358b74e9f9c721e97ee158d10264eff6d0750597580696f92bf6d3c61824a15","sha256:c65322dfbb70a969bc9db2620bf350ed85ff1974a459a55998045efe4f72e03b"],"state_sha256":"ac22bfcd403172d24a55128942e0626f0256cc96645dda4fc8573552fc59b402"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ksqwzuhnaQPVrzunFnoHecTzg9J8muwM7czb+2Hr2WDIZzjsbptfpxbL99h+sLl4DbChYx0akO0hT247iNk6Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T06:52:37.702898Z","bundle_sha256":"076b824f1b9dcfac2992c267eef4b0827bf6b8874dc92c6d4286696e4f20ecb2"}}