{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:N7DYCZBLH72ED7IUGXT374QW5G","short_pith_number":"pith:N7DYCZBL","canonical_record":{"source":{"id":"1710.11153","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2017-10-30T18:05:49Z","cross_cats_sorted":["cs.LG","eess.AS","stat.ML"],"title_canon_sha256":"656f4ff808ba41af25243d176e19cb50791255e1662e834702fd8de2ad2059b9","abstract_canon_sha256":"a452543d1c2870db4bc1cf3ff67f1552a2b517c2b78a0b4d800168101f54b8f5"},"schema_version":"1.0"},"canonical_sha256":"6fc781642b3ff441fd1435e7bff216e98ce4e1bb31ea6830a2063a7c50f8b9b4","source":{"kind":"arxiv","id":"1710.11153","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.11153","created_at":"2026-05-18T00:14:16Z"},{"alias_kind":"arxiv_version","alias_value":"1710.11153v2","created_at":"2026-05-18T00:14:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.11153","created_at":"2026-05-18T00:14:16Z"},{"alias_kind":"pith_short_12","alias_value":"N7DYCZBLH72E","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"N7DYCZBLH72ED7IU","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"N7DYCZBL","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:N7DYCZBLH72ED7IUGXT374QW5G","target":"record","payload":{"canonical_record":{"source":{"id":"1710.11153","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2017-10-30T18:05:49Z","cross_cats_sorted":["cs.LG","eess.AS","stat.ML"],"title_canon_sha256":"656f4ff808ba41af25243d176e19cb50791255e1662e834702fd8de2ad2059b9","abstract_canon_sha256":"a452543d1c2870db4bc1cf3ff67f1552a2b517c2b78a0b4d800168101f54b8f5"},"schema_version":"1.0"},"canonical_sha256":"6fc781642b3ff441fd1435e7bff216e98ce4e1bb31ea6830a2063a7c50f8b9b4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:16.194903Z","signature_b64":"TkVWtIiY+iqSF3bI0f2Tuj6Mdxy3H+hFDgubXwM877gpej8VlydUD8PicrG1y80RAPJGzmb8BoaNfaqDU6MdDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6fc781642b3ff441fd1435e7bff216e98ce4e1bb31ea6830a2063a7c50f8b9b4","last_reissued_at":"2026-05-18T00:14:16.194422Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:16.194422Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.11153","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:14:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WwQHDiYHKHJuWmukdtvcJfIR6vl+i7GRT/kF13dHUCKBvSSuNKusQt1X2Q0WPyxWJ5+3YI1obDH9j18ZH4jiCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:57:47.936159Z"},"content_sha256":"f0bff1efdbc905d765d4015e16ae2d225087d51c516a69d01c8a10f82523f0a1","schema_version":"1.0","event_id":"sha256:f0bff1efdbc905d765d4015e16ae2d225087d51c516a69d01c8a10f82523f0a1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:N7DYCZBLH72ED7IUGXT374QW5G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Onsets and Frames: Dual-Objective Piano Transcription","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG","eess.AS","stat.ML"],"primary_cat":"cs.SD","authors_text":"Adam Roberts, Colin Raffel, Curtis Hawthorne, Douglas Eck, Erich Elsen, Ian Simon, Jesse Engel, Jialin Song, Sageev Oore","submitted_at":"2017-10-30T18:05:49Z","abstract_excerpt":"We advance the state of the art in polyphonic piano music transcription by using a deep convolutional and recurrent neural network which is trained to jointly predict onsets and frames. Our model predicts pitch onset events and then uses those predictions to condition framewise pitch predictions. During inference, we restrict the predictions from the framewise detector by not allowing a new note to start unless the onset detector also agrees that an onset for that pitch is present in the frame. We focus on improving onsets and offsets together instead of either in isolation as we believe this "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.11153","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:14:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dmm0wCArwF/EPqjqnqYbtsEbFPhH7+RWn9u5rlbLqXwJAKjK+Z1m+4QNf69tHNxEJE2tsjXtpDQOFTO0yeOtAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:57:47.936570Z"},"content_sha256":"7ae5a1c70c059310efd8d25e6cd6296b538538f78688ffb5dd6c187197d847a3","schema_version":"1.0","event_id":"sha256:7ae5a1c70c059310efd8d25e6cd6296b538538f78688ffb5dd6c187197d847a3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N7DYCZBLH72ED7IUGXT374QW5G/bundle.json","state_url":"https://pith.science/pith/N7DYCZBLH72ED7IUGXT374QW5G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N7DYCZBLH72ED7IUGXT374QW5G/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":"2026-05-27T18:57:47Z","links":{"resolver":"https://pith.science/pith/N7DYCZBLH72ED7IUGXT374QW5G","bundle":"https://pith.science/pith/N7DYCZBLH72ED7IUGXT374QW5G/bundle.json","state":"https://pith.science/pith/N7DYCZBLH72ED7IUGXT374QW5G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N7DYCZBLH72ED7IUGXT374QW5G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:N7DYCZBLH72ED7IUGXT374QW5G","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":"a452543d1c2870db4bc1cf3ff67f1552a2b517c2b78a0b4d800168101f54b8f5","cross_cats_sorted":["cs.LG","eess.AS","stat.ML"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2017-10-30T18:05:49Z","title_canon_sha256":"656f4ff808ba41af25243d176e19cb50791255e1662e834702fd8de2ad2059b9"},"schema_version":"1.0","source":{"id":"1710.11153","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.11153","created_at":"2026-05-18T00:14:16Z"},{"alias_kind":"arxiv_version","alias_value":"1710.11153v2","created_at":"2026-05-18T00:14:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.11153","created_at":"2026-05-18T00:14:16Z"},{"alias_kind":"pith_short_12","alias_value":"N7DYCZBLH72E","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"N7DYCZBLH72ED7IU","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"N7DYCZBL","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:7ae5a1c70c059310efd8d25e6cd6296b538538f78688ffb5dd6c187197d847a3","target":"graph","created_at":"2026-05-18T00:14:16Z","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"},"paper":{"abstract_excerpt":"We advance the state of the art in polyphonic piano music transcription by using a deep convolutional and recurrent neural network which is trained to jointly predict onsets and frames. Our model predicts pitch onset events and then uses those predictions to condition framewise pitch predictions. During inference, we restrict the predictions from the framewise detector by not allowing a new note to start unless the onset detector also agrees that an onset for that pitch is present in the frame. We focus on improving onsets and offsets together instead of either in isolation as we believe this ","authors_text":"Adam Roberts, Colin Raffel, Curtis Hawthorne, Douglas Eck, Erich Elsen, Ian Simon, Jesse Engel, Jialin Song, Sageev Oore","cross_cats":["cs.LG","eess.AS","stat.ML"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2017-10-30T18:05:49Z","title":"Onsets and Frames: Dual-Objective Piano Transcription"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.11153","kind":"arxiv","version":2},"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:f0bff1efdbc905d765d4015e16ae2d225087d51c516a69d01c8a10f82523f0a1","target":"record","created_at":"2026-05-18T00:14:16Z","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":"a452543d1c2870db4bc1cf3ff67f1552a2b517c2b78a0b4d800168101f54b8f5","cross_cats_sorted":["cs.LG","eess.AS","stat.ML"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SD","submitted_at":"2017-10-30T18:05:49Z","title_canon_sha256":"656f4ff808ba41af25243d176e19cb50791255e1662e834702fd8de2ad2059b9"},"schema_version":"1.0","source":{"id":"1710.11153","kind":"arxiv","version":2}},"canonical_sha256":"6fc781642b3ff441fd1435e7bff216e98ce4e1bb31ea6830a2063a7c50f8b9b4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6fc781642b3ff441fd1435e7bff216e98ce4e1bb31ea6830a2063a7c50f8b9b4","first_computed_at":"2026-05-18T00:14:16.194422Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:16.194422Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TkVWtIiY+iqSF3bI0f2Tuj6Mdxy3H+hFDgubXwM877gpej8VlydUD8PicrG1y80RAPJGzmb8BoaNfaqDU6MdDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:16.194903Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.11153","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f0bff1efdbc905d765d4015e16ae2d225087d51c516a69d01c8a10f82523f0a1","sha256:7ae5a1c70c059310efd8d25e6cd6296b538538f78688ffb5dd6c187197d847a3"],"state_sha256":"1e326027975b88dcb90139f23eb053d6b85ac647108b61a970d6b500ed7e1347"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g2h64Z+btNe9+3O6K+mw5elisW3rmeqaafMruqp8HwNOV0J/mzFBRoqkZ1Fa1ZFRXcb27dlocyIz+fvydd/wAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:57:47.939969Z","bundle_sha256":"54f6a081cb1c188e5009549c010debf8ecba22b29a8823048db881f13ceb3477"}}