{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:OQUD6ZQBI5LK5W2AFCR6M7VPWI","short_pith_number":"pith:OQUD6ZQB","canonical_record":{"source":{"id":"2010.15084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2020-10-28T16:55:38Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"bce216b3c223cd552caf79e060a2c578fe45d03c2b27a303cdc8d074ed6c15a1","abstract_canon_sha256":"9940a81ffe8a64acceadef457b3275fbc0feb31f56363aa7c56b2bde59cae7e5"},"schema_version":"1.0"},"canonical_sha256":"74283f66014756aedb4028a3e67eafb23aa081a1c0f7f00cebe37f26ab1371e3","source":{"kind":"arxiv","id":"2010.15084","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.15084","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"arxiv_version","alias_value":"2010.15084v1","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.15084","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"pith_short_12","alias_value":"OQUD6ZQBI5LK","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"pith_short_16","alias_value":"OQUD6ZQBI5LK5W2A","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"pith_short_8","alias_value":"OQUD6ZQB","created_at":"2026-07-05T01:47:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:OQUD6ZQBI5LK5W2AFCR6M7VPWI","target":"record","payload":{"canonical_record":{"source":{"id":"2010.15084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2020-10-28T16:55:38Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"bce216b3c223cd552caf79e060a2c578fe45d03c2b27a303cdc8d074ed6c15a1","abstract_canon_sha256":"9940a81ffe8a64acceadef457b3275fbc0feb31f56363aa7c56b2bde59cae7e5"},"schema_version":"1.0"},"canonical_sha256":"74283f66014756aedb4028a3e67eafb23aa081a1c0f7f00cebe37f26ab1371e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:47:27.597466Z","signature_b64":"MBe6lMZda3CmExtdq8N8MrVvVliIdauJAfTm3ZAPSqRTIwmqLuZZqgb2IioaQWlgqObpivvG24NGJAGym1WUCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74283f66014756aedb4028a3e67eafb23aa081a1c0f7f00cebe37f26ab1371e3","last_reissued_at":"2026-07-05T01:47:27.597075Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:47:27.597075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.15084","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":"2026-07-05T01:47:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AYqtp2UfWP4qNGpuTzliJMysks3BOvyxz+Jw/ZPlcA+6hmrxdiozSiWYr5e1IInCwId50dqAy133M8ZHikzvAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T09:18:04.865534Z"},"content_sha256":"d8c43a732e2df998c2b28bd7afb4b07bf9d21b16706e139f703fc2075d1271a8","schema_version":"1.0","event_id":"sha256:d8c43a732e2df998c2b28bd7afb4b07bf9d21b16706e139f703fc2075d1271a8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:OQUD6ZQBI5LK5W2AFCR6M7VPWI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Speech Synthesis and Control Using Differentiable DSP","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SD"],"primary_cat":"eess.AS","authors_text":"Daniel Cremers, Giorgio Fabbro, Thomas Kemp, Vladimir Golkov","submitted_at":"2020-10-28T16:55:38Z","abstract_excerpt":"Modern text-to-speech systems are able to produce natural and high-quality speech, but speech contains factors of variation (e.g. pitch, rhythm, loudness, timbre)\\ that text alone cannot contain. In this work we move towards a speech synthesis system that can produce diverse speech renditions of a text by allowing (but not requiring) explicit control over the various factors of variation. We propose a new neural vocoder that offers control of such factors of variation. This is achieved by employing differentiable digital signal processing (DDSP) (previously used only for music rather than spee"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.15084","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/2010.15084/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":"2026-07-05T01:47:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X93c2qbSvpfnPzp3umwILyziqVRbZBaEIp0E/wR5/HWeld5wmMkGd0+HP/X/ta39ys8SP51d5dTpF3AmC977AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T09:18:04.865903Z"},"content_sha256":"b9c395dc5ea3713352adf277f64dec34eab78a2ed30b31c80adf758cc0a825df","schema_version":"1.0","event_id":"sha256:b9c395dc5ea3713352adf277f64dec34eab78a2ed30b31c80adf758cc0a825df"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI/bundle.json","state_url":"https://pith.science/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI/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":"2026-07-05T09:18:04Z","links":{"resolver":"https://pith.science/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI","bundle":"https://pith.science/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI/bundle.json","state":"https://pith.science/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OQUD6ZQBI5LK5W2AFCR6M7VPWI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:OQUD6ZQBI5LK5W2AFCR6M7VPWI","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":"9940a81ffe8a64acceadef457b3275fbc0feb31f56363aa7c56b2bde59cae7e5","cross_cats_sorted":["cs.SD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2020-10-28T16:55:38Z","title_canon_sha256":"bce216b3c223cd552caf79e060a2c578fe45d03c2b27a303cdc8d074ed6c15a1"},"schema_version":"1.0","source":{"id":"2010.15084","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.15084","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"arxiv_version","alias_value":"2010.15084v1","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.15084","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"pith_short_12","alias_value":"OQUD6ZQBI5LK","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"pith_short_16","alias_value":"OQUD6ZQBI5LK5W2A","created_at":"2026-07-05T01:47:27Z"},{"alias_kind":"pith_short_8","alias_value":"OQUD6ZQB","created_at":"2026-07-05T01:47:27Z"}],"graph_snapshots":[{"event_id":"sha256:b9c395dc5ea3713352adf277f64dec34eab78a2ed30b31c80adf758cc0a825df","target":"graph","created_at":"2026-07-05T01:47:27Z","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/2010.15084/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modern text-to-speech systems are able to produce natural and high-quality speech, but speech contains factors of variation (e.g. pitch, rhythm, loudness, timbre)\\ that text alone cannot contain. In this work we move towards a speech synthesis system that can produce diverse speech renditions of a text by allowing (but not requiring) explicit control over the various factors of variation. We propose a new neural vocoder that offers control of such factors of variation. This is achieved by employing differentiable digital signal processing (DDSP) (previously used only for music rather than spee","authors_text":"Daniel Cremers, Giorgio Fabbro, Thomas Kemp, Vladimir Golkov","cross_cats":["cs.SD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2020-10-28T16:55:38Z","title":"Speech Synthesis and Control Using Differentiable DSP"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.15084","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:d8c43a732e2df998c2b28bd7afb4b07bf9d21b16706e139f703fc2075d1271a8","target":"record","created_at":"2026-07-05T01:47:27Z","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":"9940a81ffe8a64acceadef457b3275fbc0feb31f56363aa7c56b2bde59cae7e5","cross_cats_sorted":["cs.SD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2020-10-28T16:55:38Z","title_canon_sha256":"bce216b3c223cd552caf79e060a2c578fe45d03c2b27a303cdc8d074ed6c15a1"},"schema_version":"1.0","source":{"id":"2010.15084","kind":"arxiv","version":1}},"canonical_sha256":"74283f66014756aedb4028a3e67eafb23aa081a1c0f7f00cebe37f26ab1371e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74283f66014756aedb4028a3e67eafb23aa081a1c0f7f00cebe37f26ab1371e3","first_computed_at":"2026-07-05T01:47:27.597075Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:47:27.597075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MBe6lMZda3CmExtdq8N8MrVvVliIdauJAfTm3ZAPSqRTIwmqLuZZqgb2IioaQWlgqObpivvG24NGJAGym1WUCg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:47:27.597466Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.15084","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8c43a732e2df998c2b28bd7afb4b07bf9d21b16706e139f703fc2075d1271a8","sha256:b9c395dc5ea3713352adf277f64dec34eab78a2ed30b31c80adf758cc0a825df"],"state_sha256":"9df514a0161a5e775a493dbdf2eefecf7b1d24ec97bf80bff913a4da669ccb45"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z29J2K/E/MPQXEaNedqrPJW10GBw86g251nmOEdWXE/66xxskRjEPewDwffotccv3ScWP+bw2GkjM9Rw6bWBCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T09:18:04.867902Z","bundle_sha256":"d775aba303880948be69fa52a88a42cf6b6e8cd74ad3095fa7c5903b0e1a860c"}}