{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:D2XE3M4HB42BJFN2THIAX2JN4H","short_pith_number":"pith:D2XE3M4H","canonical_record":{"source":{"id":"2509.10143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2025-09-12T11:10:38Z","cross_cats_sorted":["cs.CL","cs.LG","cs.SD"],"title_canon_sha256":"8e19588d4e2887f65f997d08e162363c0ed28a239e7c78e223b77fae3b929139","abstract_canon_sha256":"4e6d11403556c3b0495bd5b3a7c39aceabfb61829821e9535a914c8e296339c9"},"schema_version":"1.0"},"canonical_sha256":"1eae4db3870f341495ba99d00be92de1cf90852480d3cb91d6d763e3a63e05bc","source":{"kind":"arxiv","id":"2509.10143","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.10143","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"arxiv_version","alias_value":"2509.10143v1","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.10143","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"pith_short_12","alias_value":"D2XE3M4HB42B","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"pith_short_16","alias_value":"D2XE3M4HB42BJFN2","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"pith_short_8","alias_value":"D2XE3M4H","created_at":"2026-07-05T12:11:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:D2XE3M4HB42BJFN2THIAX2JN4H","target":"record","payload":{"canonical_record":{"source":{"id":"2509.10143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2025-09-12T11:10:38Z","cross_cats_sorted":["cs.CL","cs.LG","cs.SD"],"title_canon_sha256":"8e19588d4e2887f65f997d08e162363c0ed28a239e7c78e223b77fae3b929139","abstract_canon_sha256":"4e6d11403556c3b0495bd5b3a7c39aceabfb61829821e9535a914c8e296339c9"},"schema_version":"1.0"},"canonical_sha256":"1eae4db3870f341495ba99d00be92de1cf90852480d3cb91d6d763e3a63e05bc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:11:03.750299Z","signature_b64":"jgy+MZCbRwkAMxXVKO0vrmDNouMOXMvHZnmxtuG1zRL72QYMl2uW+66A3LIUMTOYl2uXyvg77XoUG0oJxDnHAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1eae4db3870f341495ba99d00be92de1cf90852480d3cb91d6d763e3a63e05bc","last_reissued_at":"2026-07-05T12:11:03.749764Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:11:03.749764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.10143","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":"2026-07-05T12:11:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SIQfd/zYKQeGxVPym5wKfQieE0lqCgnr/RgYlsTviRaj3IAZvK4/1m5gwbPwn5NUPPFvFQYtFvit/sbkJjdiCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T23:52:48.237154Z"},"content_sha256":"97a1af65a7506d8fbeb7584653ff29dc1fd6d5e142e97f18a290c88a40a494b4","schema_version":"1.0","event_id":"sha256:97a1af65a7506d8fbeb7584653ff29dc1fd6d5e142e97f18a290c88a40a494b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:D2XE3M4HB42BJFN2THIAX2JN4H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Error Analysis in a Modular Meeting Transcription System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CL","cs.LG","cs.SD"],"primary_cat":"eess.AS","authors_text":"Christoph Boeddeker, Peter Vieting, Ralf Schl\\\"uter, Reinhold Haeb-Umbach, Simon Berger, Thilo von Neumann","submitted_at":"2025-09-12T11:10:38Z","abstract_excerpt":"Meeting transcription is a field of high relevance and remarkable progress in recent years. Still, challenges remain that limit its performance. In this work, we extend a previously proposed framework for analyzing leakage in speech separation with proper sensitivity to temporal locality. We show that there is significant leakage to the cross channel in areas where only the primary speaker is active. At the same time, the results demonstrate that this does not affect the final performance much as these leaked parts are largely ignored by the voice activity detection (VAD). Furthermore, differe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.10143","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/2509.10143/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":"2026-07-05T12:11:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q0OnvDH/SfYvhLnar4dw53CfGgMsN9GowkAl3eU3gtAZ2Nz1gp5mEKq5BUidAFUY9kc0fr+p/Ak9NepiQoPFDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T23:52:48.238126Z"},"content_sha256":"90d720aca2ef8b2e76be370ffb3f94e6fb147336c7341e9550a9250aaaeee3ca","schema_version":"1.0","event_id":"sha256:90d720aca2ef8b2e76be370ffb3f94e6fb147336c7341e9550a9250aaaeee3ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D2XE3M4HB42BJFN2THIAX2JN4H/bundle.json","state_url":"https://pith.science/pith/D2XE3M4HB42BJFN2THIAX2JN4H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D2XE3M4HB42BJFN2THIAX2JN4H/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":"2026-08-08T23:52:48Z","links":{"resolver":"https://pith.science/pith/D2XE3M4HB42BJFN2THIAX2JN4H","bundle":"https://pith.science/pith/D2XE3M4HB42BJFN2THIAX2JN4H/bundle.json","state":"https://pith.science/pith/D2XE3M4HB42BJFN2THIAX2JN4H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D2XE3M4HB42BJFN2THIAX2JN4H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:D2XE3M4HB42BJFN2THIAX2JN4H","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":"4e6d11403556c3b0495bd5b3a7c39aceabfb61829821e9535a914c8e296339c9","cross_cats_sorted":["cs.CL","cs.LG","cs.SD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2025-09-12T11:10:38Z","title_canon_sha256":"8e19588d4e2887f65f997d08e162363c0ed28a239e7c78e223b77fae3b929139"},"schema_version":"1.0","source":{"id":"2509.10143","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.10143","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"arxiv_version","alias_value":"2509.10143v1","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.10143","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"pith_short_12","alias_value":"D2XE3M4HB42B","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"pith_short_16","alias_value":"D2XE3M4HB42BJFN2","created_at":"2026-07-05T12:11:03Z"},{"alias_kind":"pith_short_8","alias_value":"D2XE3M4H","created_at":"2026-07-05T12:11:03Z"}],"graph_snapshots":[{"event_id":"sha256:90d720aca2ef8b2e76be370ffb3f94e6fb147336c7341e9550a9250aaaeee3ca","target":"graph","created_at":"2026-07-05T12:11:03Z","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/2509.10143/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Meeting transcription is a field of high relevance and remarkable progress in recent years. Still, challenges remain that limit its performance. In this work, we extend a previously proposed framework for analyzing leakage in speech separation with proper sensitivity to temporal locality. We show that there is significant leakage to the cross channel in areas where only the primary speaker is active. At the same time, the results demonstrate that this does not affect the final performance much as these leaked parts are largely ignored by the voice activity detection (VAD). Furthermore, differe","authors_text":"Christoph Boeddeker, Peter Vieting, Ralf Schl\\\"uter, Reinhold Haeb-Umbach, Simon Berger, Thilo von Neumann","cross_cats":["cs.CL","cs.LG","cs.SD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2025-09-12T11:10:38Z","title":"Error Analysis in a Modular Meeting Transcription System"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.10143","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":"sha256:97a1af65a7506d8fbeb7584653ff29dc1fd6d5e142e97f18a290c88a40a494b4","target":"record","created_at":"2026-07-05T12:11:03Z","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":"4e6d11403556c3b0495bd5b3a7c39aceabfb61829821e9535a914c8e296339c9","cross_cats_sorted":["cs.CL","cs.LG","cs.SD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2025-09-12T11:10:38Z","title_canon_sha256":"8e19588d4e2887f65f997d08e162363c0ed28a239e7c78e223b77fae3b929139"},"schema_version":"1.0","source":{"id":"2509.10143","kind":"arxiv","version":1}},"canonical_sha256":"1eae4db3870f341495ba99d00be92de1cf90852480d3cb91d6d763e3a63e05bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1eae4db3870f341495ba99d00be92de1cf90852480d3cb91d6d763e3a63e05bc","first_computed_at":"2026-07-05T12:11:03.749764Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:11:03.749764Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jgy+MZCbRwkAMxXVKO0vrmDNouMOXMvHZnmxtuG1zRL72QYMl2uW+66A3LIUMTOYl2uXyvg77XoUG0oJxDnHAA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:11:03.750299Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.10143","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97a1af65a7506d8fbeb7584653ff29dc1fd6d5e142e97f18a290c88a40a494b4","sha256:90d720aca2ef8b2e76be370ffb3f94e6fb147336c7341e9550a9250aaaeee3ca"],"state_sha256":"9a7a02d2ae5fdb666af8c453d143a5e8b322484cd29ff52e10f8a82e969659d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PwZyr20QvxihRCBrw0aT4N2kPSBqh1Xb/GlE3zW3su/Lg0AQBy4MtD4CFknG6ufBnpvo20I0yzgYfixN4KhLAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T23:52:48.244822Z","bundle_sha256":"82bdd53f673a856ba1d70a90976dc9b20dc07aebbb61b0952e4506fc1286311b"}}