{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:3S3OT74LXNNFMAGDME7YFTIZ43","short_pith_number":"pith:3S3OT74L","canonical_record":{"source":{"id":"2507.04349","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2025-07-06T11:22:08Z","cross_cats_sorted":["eess.AS"],"title_canon_sha256":"8333f0c545e6e1521be23d1e71ab1cdf4ad03ae1f506ee4fe2cc2e6a5b8719e9","abstract_canon_sha256":"1aadc6cf799d90cdcec2caa172efca582d790129b7c55ababdd1b04e9cf309e9"},"schema_version":"1.0"},"canonical_sha256":"dcb6e9ff8bbb5a5600c3613f82cd19e6f39eb7715b15ed82073cb24248f4f6fd","source":{"kind":"arxiv","id":"2507.04349","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.04349","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"arxiv_version","alias_value":"2507.04349v1","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.04349","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"pith_short_12","alias_value":"3S3OT74LXNNF","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"pith_short_16","alias_value":"3S3OT74LXNNFMAGD","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"pith_short_8","alias_value":"3S3OT74L","created_at":"2026-07-05T11:33:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:3S3OT74LXNNFMAGDME7YFTIZ43","target":"record","payload":{"canonical_record":{"source":{"id":"2507.04349","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2025-07-06T11:22:08Z","cross_cats_sorted":["eess.AS"],"title_canon_sha256":"8333f0c545e6e1521be23d1e71ab1cdf4ad03ae1f506ee4fe2cc2e6a5b8719e9","abstract_canon_sha256":"1aadc6cf799d90cdcec2caa172efca582d790129b7c55ababdd1b04e9cf309e9"},"schema_version":"1.0"},"canonical_sha256":"dcb6e9ff8bbb5a5600c3613f82cd19e6f39eb7715b15ed82073cb24248f4f6fd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:33:06.286155Z","signature_b64":"z0ac0i+Crk7FsNwceQXw89KXqgnJCYSrjPkCB1y/NqOKLjaU6XtK116g8DjT41U5uRo6iz1L2YYcEeDpr4dsDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dcb6e9ff8bbb5a5600c3613f82cd19e6f39eb7715b15ed82073cb24248f4f6fd","last_reissued_at":"2026-07-05T11:33:06.285530Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:33:06.285530Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.04349","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":"2026-07-05T11:33:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QfEn3lan2naCIL6kPSQWzEWBz9BgoQk5R6ZrQAWAfU/p0r4FhNLAoo5nvrfFQ+BiLv/HFSRIur6Udy8JGETnBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T09:33:48.302218Z"},"content_sha256":"7de31c52adc23815d810758295c16e06791e3e724e823a1181030cc381949de4","schema_version":"1.0","event_id":"sha256:7de31c52adc23815d810758295c16e06791e3e724e823a1181030cc381949de4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:3S3OT74LXNNFMAGDME7YFTIZ43","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TTS-CtrlNet: Time varying emotion aligned text-to-speech generation with ControlNet","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["eess.AS"],"primary_cat":"cs.SD","authors_text":"Jaeseok Jeong, Mingi Kwon, Youngjung Uh, Yuna Lee","submitted_at":"2025-07-06T11:22:08Z","abstract_excerpt":"Recent advances in text-to-speech (TTS) have enabled natural speech synthesis, but fine-grained, time-varying emotion control remains challenging. Existing methods often allow only utterance-level control and require full model fine-tuning with a large emotion speech dataset, which can degrade performance. Inspired by adding conditional control to the existing model in ControlNet (Zhang et al, 2023), we propose the first ControlNet-based approach for controllable flow-matching TTS (TTS-CtrlNet), which freezes the original model and introduces a trainable copy of it to process additional condit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.04349","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/2507.04349/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":"2026-07-05T11:33:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uPgqSGzIMLB4vSdVjjeqlUChW5HbZjEAgG2Ezxjo6+ZsCt7fvHFehJ+LYRE+quc631ahZPwkOmsUkx5CBcscCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T09:33:48.302712Z"},"content_sha256":"190c25f50d4b5818f49ba726601f4b36800119ac45c816a88cc22c8b0ac84d1d","schema_version":"1.0","event_id":"sha256:190c25f50d4b5818f49ba726601f4b36800119ac45c816a88cc22c8b0ac84d1d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3S3OT74LXNNFMAGDME7YFTIZ43/bundle.json","state_url":"https://pith.science/pith/3S3OT74LXNNFMAGDME7YFTIZ43/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3S3OT74LXNNFMAGDME7YFTIZ43/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":"2026-08-09T09:33:48Z","links":{"resolver":"https://pith.science/pith/3S3OT74LXNNFMAGDME7YFTIZ43","bundle":"https://pith.science/pith/3S3OT74LXNNFMAGDME7YFTIZ43/bundle.json","state":"https://pith.science/pith/3S3OT74LXNNFMAGDME7YFTIZ43/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3S3OT74LXNNFMAGDME7YFTIZ43/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:3S3OT74LXNNFMAGDME7YFTIZ43","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":"1aadc6cf799d90cdcec2caa172efca582d790129b7c55ababdd1b04e9cf309e9","cross_cats_sorted":["eess.AS"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2025-07-06T11:22:08Z","title_canon_sha256":"8333f0c545e6e1521be23d1e71ab1cdf4ad03ae1f506ee4fe2cc2e6a5b8719e9"},"schema_version":"1.0","source":{"id":"2507.04349","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.04349","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"arxiv_version","alias_value":"2507.04349v1","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.04349","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"pith_short_12","alias_value":"3S3OT74LXNNF","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"pith_short_16","alias_value":"3S3OT74LXNNFMAGD","created_at":"2026-07-05T11:33:06Z"},{"alias_kind":"pith_short_8","alias_value":"3S3OT74L","created_at":"2026-07-05T11:33:06Z"}],"graph_snapshots":[{"event_id":"sha256:190c25f50d4b5818f49ba726601f4b36800119ac45c816a88cc22c8b0ac84d1d","target":"graph","created_at":"2026-07-05T11:33:06Z","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/2507.04349/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent advances in text-to-speech (TTS) have enabled natural speech synthesis, but fine-grained, time-varying emotion control remains challenging. Existing methods often allow only utterance-level control and require full model fine-tuning with a large emotion speech dataset, which can degrade performance. Inspired by adding conditional control to the existing model in ControlNet (Zhang et al, 2023), we propose the first ControlNet-based approach for controllable flow-matching TTS (TTS-CtrlNet), which freezes the original model and introduces a trainable copy of it to process additional condit","authors_text":"Jaeseok Jeong, Mingi Kwon, Youngjung Uh, Yuna Lee","cross_cats":["eess.AS"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2025-07-06T11:22:08Z","title":"TTS-CtrlNet: Time varying emotion aligned text-to-speech generation with ControlNet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.04349","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":"sha256:7de31c52adc23815d810758295c16e06791e3e724e823a1181030cc381949de4","target":"record","created_at":"2026-07-05T11:33:06Z","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":"1aadc6cf799d90cdcec2caa172efca582d790129b7c55ababdd1b04e9cf309e9","cross_cats_sorted":["eess.AS"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2025-07-06T11:22:08Z","title_canon_sha256":"8333f0c545e6e1521be23d1e71ab1cdf4ad03ae1f506ee4fe2cc2e6a5b8719e9"},"schema_version":"1.0","source":{"id":"2507.04349","kind":"arxiv","version":1}},"canonical_sha256":"dcb6e9ff8bbb5a5600c3613f82cd19e6f39eb7715b15ed82073cb24248f4f6fd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcb6e9ff8bbb5a5600c3613f82cd19e6f39eb7715b15ed82073cb24248f4f6fd","first_computed_at":"2026-07-05T11:33:06.285530Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:33:06.285530Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z0ac0i+Crk7FsNwceQXw89KXqgnJCYSrjPkCB1y/NqOKLjaU6XtK116g8DjT41U5uRo6iz1L2YYcEeDpr4dsDw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:33:06.286155Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.04349","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7de31c52adc23815d810758295c16e06791e3e724e823a1181030cc381949de4","sha256:190c25f50d4b5818f49ba726601f4b36800119ac45c816a88cc22c8b0ac84d1d"],"state_sha256":"2d34f1d63320320e14d8f98b7099d60edc8c716d2a346864b1a10c8e0911f456"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hFAIxhFzHS8Nokn2izLszjnOjs0i5ptNs+duKz0d6JXRAm8N/avHb8iiJs5nb269cG6tTnSGqv8ouV1Zf/dVCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T09:33:48.306058Z","bundle_sha256":"9676fe4e62359471daef38d802bb4e6c96c99855ec0e8dd3f056e0ae04c9bf25"}}