{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:WJMRUVIKQ6DO2NMI62DEMGYSZD","short_pith_number":"pith:WJMRUVIK","canonical_record":{"source":{"id":"2606.00684","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-05-30T11:45:30Z","cross_cats_sorted":["cs.CL","cs.SD"],"title_canon_sha256":"8c98fe8e403b8f36cbd6aee836bff191d0ce7806768cc4c8d25e84367bf35d14","abstract_canon_sha256":"6a827e87d89d23469082dd2b45873cf53d7831de3c051c964bb6f0a3d7efbd83"},"schema_version":"1.0"},"canonical_sha256":"b2591a550a8786ed3588f686461b12c8c50213b5658178a2f4cc8fc05866abea","source":{"kind":"arxiv","id":"2606.00684","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.00684","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"arxiv_version","alias_value":"2606.00684v1","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.00684","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"pith_short_12","alias_value":"WJMRUVIKQ6DO","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"pith_short_16","alias_value":"WJMRUVIKQ6DO2NMI","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"pith_short_8","alias_value":"WJMRUVIK","created_at":"2026-06-02T01:04:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:WJMRUVIKQ6DO2NMI62DEMGYSZD","target":"record","payload":{"canonical_record":{"source":{"id":"2606.00684","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-05-30T11:45:30Z","cross_cats_sorted":["cs.CL","cs.SD"],"title_canon_sha256":"8c98fe8e403b8f36cbd6aee836bff191d0ce7806768cc4c8d25e84367bf35d14","abstract_canon_sha256":"6a827e87d89d23469082dd2b45873cf53d7831de3c051c964bb6f0a3d7efbd83"},"schema_version":"1.0"},"canonical_sha256":"b2591a550a8786ed3588f686461b12c8c50213b5658178a2f4cc8fc05866abea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-02T01:04:02.634361Z","signature_b64":"56vUOkzHij1wXVGx98UKY3Wh80k+2t6BpRMciTTDLr3sYMY5+UTsVPKQFK9uCwrHlToHruCZEoy3gYNJh3AjDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2591a550a8786ed3588f686461b12c8c50213b5658178a2f4cc8fc05866abea","last_reissued_at":"2026-06-02T01:04:02.633920Z","signature_status":"signed_v1","first_computed_at":"2026-06-02T01:04:02.633920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.00684","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":"2026-06-02T01:04:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KpW9cKC0CHvj0vBUoeeaZJXOEDKkMbcSwUk4KC9ero1GWI/Q8YZLt/IAwMODs9Ffsfh0gFs8i8Hw/+D9l+5mBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T00:04:51.366030Z"},"content_sha256":"d141d02b90eb3930497cb43e309e3485e7da67c996b1502e63422580cc0e1d9e","schema_version":"1.0","event_id":"sha256:d141d02b90eb3930497cb43e309e3485e7da67c996b1502e63422580cc0e1d9e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:WJMRUVIKQ6DO2NMI62DEMGYSZD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Diagnostics of Continuous Normalizing Flow for Out-of-Distribution Detection","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CL","cs.SD"],"primary_cat":"eess.AS","authors_text":"Giampiero Salvi, Mengxuan Lu, Torbj{\\o}rn Svendsen, Xinwei Cao","submitted_at":"2026-05-30T11:45:30Z","abstract_excerpt":"We address the problem of out-of-distribution (OOD) detection for target observations embedded in a subspace of the high dimensional data space. Using continuous normalizing flows (CNFs), we propose a Lagrangian sub-flow (LSF) framework designed to isolate and estimate the density for the relevant components in the representation and using the remaining components as context. Through experimentation with models for speech synthesis, we show that CNFs, similarly to other deep generative models (DGMs), are susceptible to the \"likelihood paradox\", where high likelihood is erroneously assigned to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.00684","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/2606.00684/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":"2026-06-02T01:04:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g3Inx0Ew04VInn3OT2FLJAQZQXWkeqVmfj2nOzmOfEgEaRbuRU57OdS8czGCJi0YYTtT+/wMFyyq74AF2Au4Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T00:04:51.366432Z"},"content_sha256":"97e29fa7e7e2e7c692e9bddf8ef3ee6ffb8354508e8bd2fed0f205005f57cd69","schema_version":"1.0","event_id":"sha256:97e29fa7e7e2e7c692e9bddf8ef3ee6ffb8354508e8bd2fed0f205005f57cd69"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD/bundle.json","state_url":"https://pith.science/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD/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":"2026-06-25T00:04:51Z","links":{"resolver":"https://pith.science/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD","bundle":"https://pith.science/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD/bundle.json","state":"https://pith.science/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WJMRUVIKQ6DO2NMI62DEMGYSZD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:WJMRUVIKQ6DO2NMI62DEMGYSZD","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":"6a827e87d89d23469082dd2b45873cf53d7831de3c051c964bb6f0a3d7efbd83","cross_cats_sorted":["cs.CL","cs.SD"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-05-30T11:45:30Z","title_canon_sha256":"8c98fe8e403b8f36cbd6aee836bff191d0ce7806768cc4c8d25e84367bf35d14"},"schema_version":"1.0","source":{"id":"2606.00684","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.00684","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"arxiv_version","alias_value":"2606.00684v1","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.00684","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"pith_short_12","alias_value":"WJMRUVIKQ6DO","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"pith_short_16","alias_value":"WJMRUVIKQ6DO2NMI","created_at":"2026-06-02T01:04:02Z"},{"alias_kind":"pith_short_8","alias_value":"WJMRUVIK","created_at":"2026-06-02T01:04:02Z"}],"graph_snapshots":[{"event_id":"sha256:97e29fa7e7e2e7c692e9bddf8ef3ee6ffb8354508e8bd2fed0f205005f57cd69","target":"graph","created_at":"2026-06-02T01:04:02Z","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/2606.00684/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We address the problem of out-of-distribution (OOD) detection for target observations embedded in a subspace of the high dimensional data space. Using continuous normalizing flows (CNFs), we propose a Lagrangian sub-flow (LSF) framework designed to isolate and estimate the density for the relevant components in the representation and using the remaining components as context. Through experimentation with models for speech synthesis, we show that CNFs, similarly to other deep generative models (DGMs), are susceptible to the \"likelihood paradox\", where high likelihood is erroneously assigned to ","authors_text":"Giampiero Salvi, Mengxuan Lu, Torbj{\\o}rn Svendsen, Xinwei Cao","cross_cats":["cs.CL","cs.SD"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-05-30T11:45:30Z","title":"Local Diagnostics of Continuous Normalizing Flow for Out-of-Distribution Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.00684","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:d141d02b90eb3930497cb43e309e3485e7da67c996b1502e63422580cc0e1d9e","target":"record","created_at":"2026-06-02T01:04:02Z","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":"6a827e87d89d23469082dd2b45873cf53d7831de3c051c964bb6f0a3d7efbd83","cross_cats_sorted":["cs.CL","cs.SD"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-05-30T11:45:30Z","title_canon_sha256":"8c98fe8e403b8f36cbd6aee836bff191d0ce7806768cc4c8d25e84367bf35d14"},"schema_version":"1.0","source":{"id":"2606.00684","kind":"arxiv","version":1}},"canonical_sha256":"b2591a550a8786ed3588f686461b12c8c50213b5658178a2f4cc8fc05866abea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b2591a550a8786ed3588f686461b12c8c50213b5658178a2f4cc8fc05866abea","first_computed_at":"2026-06-02T01:04:02.633920Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T01:04:02.633920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"56vUOkzHij1wXVGx98UKY3Wh80k+2t6BpRMciTTDLr3sYMY5+UTsVPKQFK9uCwrHlToHruCZEoy3gYNJh3AjDw==","signature_status":"signed_v1","signed_at":"2026-06-02T01:04:02.634361Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.00684","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d141d02b90eb3930497cb43e309e3485e7da67c996b1502e63422580cc0e1d9e","sha256:97e29fa7e7e2e7c692e9bddf8ef3ee6ffb8354508e8bd2fed0f205005f57cd69"],"state_sha256":"a4ab183bb3383dbf9074c9c2602a7c63e59b682bab29d357087ba92a8bc93dbe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ee7TkSOi70SP6FC09x+306Em7xoId2LXMC5ZvNCQOwEP8vnVmHgjfk28WYqwKQ2Q8hGTYG53Vft/ly8dRvObCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T00:04:51.368539Z","bundle_sha256":"c3e348576de7dc6ccbc72777bcd0f0da328b96912fcb23bda93ca5964724d4be"}}