{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:CNRETL66E2DVXJ6OREXLMMOZP7","short_pith_number":"pith:CNRETL66","canonical_record":{"source":{"id":"2305.18376","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-05-28T05:56:47Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"0f65095e51fee4a80fd5f9552308f7f21e8d51cfc52837932ddab26b3ffa1da2","abstract_canon_sha256":"2d0cd850bcf259a9682cde886b8f5a5643dd8293989282d9bf1284c1fe4c9cb6"},"schema_version":"1.0"},"canonical_sha256":"136249afde26875ba7ce892eb631d97ffe920ed00797bb9ff6b86bfb3b3a6cff","source":{"kind":"arxiv","id":"2305.18376","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.18376","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"arxiv_version","alias_value":"2305.18376v1","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.18376","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"pith_short_12","alias_value":"CNRETL66E2DV","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"pith_short_16","alias_value":"CNRETL66E2DVXJ6O","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"pith_short_8","alias_value":"CNRETL66","created_at":"2026-07-05T06:15:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:CNRETL66E2DVXJ6OREXLMMOZP7","target":"record","payload":{"canonical_record":{"source":{"id":"2305.18376","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-05-28T05:56:47Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"0f65095e51fee4a80fd5f9552308f7f21e8d51cfc52837932ddab26b3ffa1da2","abstract_canon_sha256":"2d0cd850bcf259a9682cde886b8f5a5643dd8293989282d9bf1284c1fe4c9cb6"},"schema_version":"1.0"},"canonical_sha256":"136249afde26875ba7ce892eb631d97ffe920ed00797bb9ff6b86bfb3b3a6cff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:15:00.255397Z","signature_b64":"z+EQEa5CqIvhH019/J7oKlyeixszgpbxhUizO31qWLtqtwOuUDeg9BWN9cGAC8oLphQmAot/rmDooLL0q3rnCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"136249afde26875ba7ce892eb631d97ffe920ed00797bb9ff6b86bfb3b3a6cff","last_reissued_at":"2026-07-05T06:15:00.254970Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:15:00.254970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.18376","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":"2026-07-05T06:15:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wxzJihGhcSUTA7x3vKJo2cTdV7MCR52qP3P5FVcvUX9F9aQynGQLdhinJf8wGfQPQFeycy6qy/F2TIwMJ52uBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T14:36:35.116188Z"},"content_sha256":"863154ce47bbbc9cb7d60511b254e2240d3ee8e2b140e83c8e0b5de0e108f978","schema_version":"1.0","event_id":"sha256:863154ce47bbbc9cb7d60511b254e2240d3ee8e2b140e83c8e0b5de0e108f978"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:CNRETL66E2DVXJ6OREXLMMOZP7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast and Accurate Dual-Way Streaming PARAFAC2 for Irregular Tensors -- Algorithm and Application","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IR"],"primary_cat":"cs.LG","authors_text":"Jeongyoung Lee, Jun-Gi Jang, U Kang, Yong-chan Park","submitted_at":"2023-05-28T05:56:47Z","abstract_excerpt":"How can we efficiently and accurately analyze an irregular tensor in a dual-way streaming setting where the sizes of two dimensions of the tensor increase over time? What types of anomalies are there in the dual-way streaming setting? An irregular tensor is a collection of matrices whose column lengths are the same while their row lengths are different. In a dual-way streaming setting, both new rows of existing matrices and new matrices arrive over time. PARAFAC2 decomposition is a crucial tool for analyzing irregular tensors. Although real-time analysis is necessary in the dual-way streaming,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.18376","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/2305.18376/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":"2026-07-05T06:15:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1LS1j0cDtdWPe21/AkbcE3eK7jH47y7h8uUYDoWswbBmQzU71hdbgys8wQRU9grukYlg8Q5Hx1iHtxzHgRbPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T14:36:35.116749Z"},"content_sha256":"eca46a0087d54d4f58158685155bcdc6e7bfd14b70bdb6dbd2d601deeea9383f","schema_version":"1.0","event_id":"sha256:eca46a0087d54d4f58158685155bcdc6e7bfd14b70bdb6dbd2d601deeea9383f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CNRETL66E2DVXJ6OREXLMMOZP7/bundle.json","state_url":"https://pith.science/pith/CNRETL66E2DVXJ6OREXLMMOZP7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CNRETL66E2DVXJ6OREXLMMOZP7/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":"2026-08-17T14:36:35Z","links":{"resolver":"https://pith.science/pith/CNRETL66E2DVXJ6OREXLMMOZP7","bundle":"https://pith.science/pith/CNRETL66E2DVXJ6OREXLMMOZP7/bundle.json","state":"https://pith.science/pith/CNRETL66E2DVXJ6OREXLMMOZP7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CNRETL66E2DVXJ6OREXLMMOZP7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:CNRETL66E2DVXJ6OREXLMMOZP7","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":"2d0cd850bcf259a9682cde886b8f5a5643dd8293989282d9bf1284c1fe4c9cb6","cross_cats_sorted":["cs.IR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-05-28T05:56:47Z","title_canon_sha256":"0f65095e51fee4a80fd5f9552308f7f21e8d51cfc52837932ddab26b3ffa1da2"},"schema_version":"1.0","source":{"id":"2305.18376","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.18376","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"arxiv_version","alias_value":"2305.18376v1","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.18376","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"pith_short_12","alias_value":"CNRETL66E2DV","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"pith_short_16","alias_value":"CNRETL66E2DVXJ6O","created_at":"2026-07-05T06:15:00Z"},{"alias_kind":"pith_short_8","alias_value":"CNRETL66","created_at":"2026-07-05T06:15:00Z"}],"graph_snapshots":[{"event_id":"sha256:eca46a0087d54d4f58158685155bcdc6e7bfd14b70bdb6dbd2d601deeea9383f","target":"graph","created_at":"2026-07-05T06:15:00Z","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/2305.18376/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"How can we efficiently and accurately analyze an irregular tensor in a dual-way streaming setting where the sizes of two dimensions of the tensor increase over time? What types of anomalies are there in the dual-way streaming setting? An irregular tensor is a collection of matrices whose column lengths are the same while their row lengths are different. In a dual-way streaming setting, both new rows of existing matrices and new matrices arrive over time. PARAFAC2 decomposition is a crucial tool for analyzing irregular tensors. Although real-time analysis is necessary in the dual-way streaming,","authors_text":"Jeongyoung Lee, Jun-Gi Jang, U Kang, Yong-chan Park","cross_cats":["cs.IR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-05-28T05:56:47Z","title":"Fast and Accurate Dual-Way Streaming PARAFAC2 for Irregular Tensors -- Algorithm and Application"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.18376","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":"sha256:863154ce47bbbc9cb7d60511b254e2240d3ee8e2b140e83c8e0b5de0e108f978","target":"record","created_at":"2026-07-05T06:15:00Z","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":"2d0cd850bcf259a9682cde886b8f5a5643dd8293989282d9bf1284c1fe4c9cb6","cross_cats_sorted":["cs.IR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2023-05-28T05:56:47Z","title_canon_sha256":"0f65095e51fee4a80fd5f9552308f7f21e8d51cfc52837932ddab26b3ffa1da2"},"schema_version":"1.0","source":{"id":"2305.18376","kind":"arxiv","version":1}},"canonical_sha256":"136249afde26875ba7ce892eb631d97ffe920ed00797bb9ff6b86bfb3b3a6cff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"136249afde26875ba7ce892eb631d97ffe920ed00797bb9ff6b86bfb3b3a6cff","first_computed_at":"2026-07-05T06:15:00.254970Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:15:00.254970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z+EQEa5CqIvhH019/J7oKlyeixszgpbxhUizO31qWLtqtwOuUDeg9BWN9cGAC8oLphQmAot/rmDooLL0q3rnCw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:15:00.255397Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.18376","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:863154ce47bbbc9cb7d60511b254e2240d3ee8e2b140e83c8e0b5de0e108f978","sha256:eca46a0087d54d4f58158685155bcdc6e7bfd14b70bdb6dbd2d601deeea9383f"],"state_sha256":"f167d99f5fc3687608692ae46e0ad586d05a6de5aa35a90605ae20a0ccd7460d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"isDlG+rg2qlfFm9cCrXGhPG6XMmnWtT189Pst+TMEIv3DsGI8cXZUehsgYWl1rEkRWWHx8Ilq8NE1Yrb2MgCBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T14:36:35.120652Z","bundle_sha256":"8cb75e8a82500af0e92980610366a0b217e989db2edc8b20ef840a10c9162700"}}