{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:T7G7XYFIAEKWEP7JKKQVXKBVKS","short_pith_number":"pith:T7G7XYFI","canonical_record":{"source":{"id":"2408.17142","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-30T09:34:21Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"db6ef915330c5a9ebb38aa8d88942fdc43ab60d7afa91e63da20faeeb4697b36","abstract_canon_sha256":"aad17d7551d7d7763857da39511a38be41f26c7684c2ed25b811eb70fa831f46"},"schema_version":"1.0"},"canonical_sha256":"9fcdfbe0a80115623fe952a15ba83554a6d37bf7e62dcad8efa3a7b8be086ed3","source":{"kind":"arxiv","id":"2408.17142","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.17142","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"2408.17142v1","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.17142","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"T7G7XYFIAEKW","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"pith_short_16","alias_value":"T7G7XYFIAEKWEP7J","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"pith_short_8","alias_value":"T7G7XYFI","created_at":"2026-07-05T09:01:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:T7G7XYFIAEKWEP7JKKQVXKBVKS","target":"record","payload":{"canonical_record":{"source":{"id":"2408.17142","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-30T09:34:21Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"db6ef915330c5a9ebb38aa8d88942fdc43ab60d7afa91e63da20faeeb4697b36","abstract_canon_sha256":"aad17d7551d7d7763857da39511a38be41f26c7684c2ed25b811eb70fa831f46"},"schema_version":"1.0"},"canonical_sha256":"9fcdfbe0a80115623fe952a15ba83554a6d37bf7e62dcad8efa3a7b8be086ed3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:01:11.252699Z","signature_b64":"HEmczxBdLklG2++3qOid3rPZNfc56fS19nj4JbBXF5mPf7DgpQK0mz3HZFBLQ4xrODXGOq5CldsWDrEMCTg8Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9fcdfbe0a80115623fe952a15ba83554a6d37bf7e62dcad8efa3a7b8be086ed3","last_reissued_at":"2026-07-05T09:01:11.252358Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:01:11.252358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.17142","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":"2026-07-05T09:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hwfet6mNd0e3NyrtSaIB3LyWK+BRjlIY6pWQXPYLex/+9Vss2UVuwqvT7/9iVXKMrHo3mcUTXDXTXP3Yz85NCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T05:06:38.886277Z"},"content_sha256":"93b9021a371cb33532520d336c56e8144373ab175b4f22cfe845733e2dc7d383","schema_version":"1.0","event_id":"sha256:93b9021a371cb33532520d336c56e8144373ab175b4f22cfe845733e2dc7d383"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:T7G7XYFIAEKWEP7JKKQVXKBVKS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Recursive Attentive Pooling for Extracting Speaker Embeddings from Multi-Speaker Recordings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SD"],"primary_cat":"eess.AS","authors_text":"Atsushi Ando, Hiroshi Sato, Marc Delcroix, Naohiro Tawara, Shota Horiguchi, Takafumi Moriya, Takanori Ashihara","submitted_at":"2024-08-30T09:34:21Z","abstract_excerpt":"This paper proposes a method for extracting speaker embedding for each speaker from a variable-length recording containing multiple speakers. Speaker embeddings are crucial not only for speaker recognition but also for various multi-speaker speech applications such as speaker diarization and target-speaker speech processing. Despite the challenges of obtaining a single speaker's speech without pre-registration in multi-speaker scenarios, most studies on speaker embedding extraction focus on extracting embeddings only from single-speaker recordings. Some methods have been proposed for extractin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.17142","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/2408.17142/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":"2026-07-05T09:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yqYr+yJNP3kUiK36uNp8fmMJt3w0bJVf8C8qehkn+UFVAoiEBLtuapqda2Ot0kSiG1ozSz1Fs93T6LigxA74CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T05:06:38.887030Z"},"content_sha256":"9f8a142876c6e9471e4b99d198a54ff2b30a04f3a6a6a2cd4b23a109c9267530","schema_version":"1.0","event_id":"sha256:9f8a142876c6e9471e4b99d198a54ff2b30a04f3a6a6a2cd4b23a109c9267530"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS/bundle.json","state_url":"https://pith.science/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS/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":"2026-08-01T05:06:38Z","links":{"resolver":"https://pith.science/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS","bundle":"https://pith.science/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS/bundle.json","state":"https://pith.science/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T7G7XYFIAEKWEP7JKKQVXKBVKS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:T7G7XYFIAEKWEP7JKKQVXKBVKS","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":"aad17d7551d7d7763857da39511a38be41f26c7684c2ed25b811eb70fa831f46","cross_cats_sorted":["cs.SD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-30T09:34:21Z","title_canon_sha256":"db6ef915330c5a9ebb38aa8d88942fdc43ab60d7afa91e63da20faeeb4697b36"},"schema_version":"1.0","source":{"id":"2408.17142","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.17142","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"2408.17142v1","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.17142","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"T7G7XYFIAEKW","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"pith_short_16","alias_value":"T7G7XYFIAEKWEP7J","created_at":"2026-07-05T09:01:11Z"},{"alias_kind":"pith_short_8","alias_value":"T7G7XYFI","created_at":"2026-07-05T09:01:11Z"}],"graph_snapshots":[{"event_id":"sha256:9f8a142876c6e9471e4b99d198a54ff2b30a04f3a6a6a2cd4b23a109c9267530","target":"graph","created_at":"2026-07-05T09:01:11Z","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/2408.17142/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper proposes a method for extracting speaker embedding for each speaker from a variable-length recording containing multiple speakers. Speaker embeddings are crucial not only for speaker recognition but also for various multi-speaker speech applications such as speaker diarization and target-speaker speech processing. Despite the challenges of obtaining a single speaker's speech without pre-registration in multi-speaker scenarios, most studies on speaker embedding extraction focus on extracting embeddings only from single-speaker recordings. Some methods have been proposed for extractin","authors_text":"Atsushi Ando, Hiroshi Sato, Marc Delcroix, Naohiro Tawara, Shota Horiguchi, Takafumi Moriya, Takanori Ashihara","cross_cats":["cs.SD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-30T09:34:21Z","title":"Recursive Attentive Pooling for Extracting Speaker Embeddings from Multi-Speaker Recordings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.17142","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":"sha256:93b9021a371cb33532520d336c56e8144373ab175b4f22cfe845733e2dc7d383","target":"record","created_at":"2026-07-05T09:01:11Z","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":"aad17d7551d7d7763857da39511a38be41f26c7684c2ed25b811eb70fa831f46","cross_cats_sorted":["cs.SD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2024-08-30T09:34:21Z","title_canon_sha256":"db6ef915330c5a9ebb38aa8d88942fdc43ab60d7afa91e63da20faeeb4697b36"},"schema_version":"1.0","source":{"id":"2408.17142","kind":"arxiv","version":1}},"canonical_sha256":"9fcdfbe0a80115623fe952a15ba83554a6d37bf7e62dcad8efa3a7b8be086ed3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9fcdfbe0a80115623fe952a15ba83554a6d37bf7e62dcad8efa3a7b8be086ed3","first_computed_at":"2026-07-05T09:01:11.252358Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:01:11.252358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HEmczxBdLklG2++3qOid3rPZNfc56fS19nj4JbBXF5mPf7DgpQK0mz3HZFBLQ4xrODXGOq5CldsWDrEMCTg8Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:01:11.252699Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.17142","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:93b9021a371cb33532520d336c56e8144373ab175b4f22cfe845733e2dc7d383","sha256:9f8a142876c6e9471e4b99d198a54ff2b30a04f3a6a6a2cd4b23a109c9267530"],"state_sha256":"b2273e04eb7295d74e297991f078cf1888d308a50c843b5954a9a2909f5f03b4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wYB+/D/zdZ5DNXytv8Ae+FDS4cNHMHRwUF1FokKqDadZkmZru3KgoybafXmwknMEU/f0YqOfJnB8v8WYATUiAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T05:06:38.894349Z","bundle_sha256":"19470405184179f3a4058305a354b335d1addd0d53d1c031ba49d06ec34140ac"}}