{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:FCVUUG3E5IKTDYVV5YMWIDUCXE","short_pith_number":"pith:FCVUUG3E","canonical_record":{"source":{"id":"1711.07682","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2017-11-21T09:19:16Z","cross_cats_sorted":["cs.AI","cs.IT","cs.LG","eess.AS","math.IT","stat.ML"],"title_canon_sha256":"d24c6c551fe329cfb124ada4a5860311b5e0dc20e76de93c93efb74d9b3c029c","abstract_canon_sha256":"abe1a08e98412bc31cfb8ddc8b5c996fdbcff19d8153abf26c6ab7b76fe9594a"},"schema_version":"1.0"},"canonical_sha256":"28ab4a1b64ea1531e2b5ee19640e82b91c6a034b8573a2c209ca610ce0f2cea2","source":{"kind":"arxiv","id":"1711.07682","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.07682","created_at":"2026-05-18T00:29:56Z"},{"alias_kind":"arxiv_version","alias_value":"1711.07682v1","created_at":"2026-05-18T00:29:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.07682","created_at":"2026-05-18T00:29:56Z"},{"alias_kind":"pith_short_12","alias_value":"FCVUUG3E5IKT","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FCVUUG3E5IKTDYVV","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FCVUUG3E","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:FCVUUG3E5IKTDYVV5YMWIDUCXE","target":"record","payload":{"canonical_record":{"source":{"id":"1711.07682","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2017-11-21T09:19:16Z","cross_cats_sorted":["cs.AI","cs.IT","cs.LG","eess.AS","math.IT","stat.ML"],"title_canon_sha256":"d24c6c551fe329cfb124ada4a5860311b5e0dc20e76de93c93efb74d9b3c029c","abstract_canon_sha256":"abe1a08e98412bc31cfb8ddc8b5c996fdbcff19d8153abf26c6ab7b76fe9594a"},"schema_version":"1.0"},"canonical_sha256":"28ab4a1b64ea1531e2b5ee19640e82b91c6a034b8573a2c209ca610ce0f2cea2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:56.721666Z","signature_b64":"xo5kNH9Z7TdRPtySvHSUQpdWVzzGNNLWbJxGesLywtH1ht3y0aWg2dLW3bON+ZMEW0zrpWTHwRv8bdPndd7GBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28ab4a1b64ea1531e2b5ee19640e82b91c6a034b8573a2c209ca610ce0f2cea2","last_reissued_at":"2026-05-18T00:29:56.721113Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:56.721113Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.07682","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":"2026-05-18T00:29:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D4AcBJ/F7WJNKpjO+BMNSL3GtElreZ8T1lD+uIKG/oyYCGQXdTY82nHpuhVmstFVcoVtA3mKEi2iNj7zOYfLDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:14:46.807042Z"},"content_sha256":"dae4a87af3122de8f2fb39a629ee3a7870b8d7132652ae204c4e120ffb7c08fd","schema_version":"1.0","event_id":"sha256:dae4a87af3122de8f2fb39a629ee3a7870b8d7132652ae204c4e120ffb7c08fd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:FCVUUG3E5IKTDYVV5YMWIDUCXE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"JamBot: Music Theory Aware Chord Based Generation of Polyphonic Music with LSTMs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.IT","cs.LG","eess.AS","math.IT","stat.ML"],"primary_cat":"cs.SD","authors_text":"Gino Brunner, Jonas Wiesendanger, Roger Wattenhofer, Yuyi Wang","submitted_at":"2017-11-21T09:19:16Z","abstract_excerpt":"We propose a novel approach for the generation of polyphonic music based on LSTMs. We generate music in two steps. First, a chord LSTM predicts a chord progression based on a chord embedding. A second LSTM then generates polyphonic music from the predicted chord progression. The generated music sounds pleasing and harmonic, with only few dissonant notes. It has clear long-term structure that is similar to what a musician would play during a jam session. We show that our approach is sensible from a music theory perspective by evaluating the learned chord embeddings. Surprisingly, our simple mod"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.07682","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":""},"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":"2026-05-18T00:29:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FJY8UBe0ZbzaDSiUVPJm8bKCMKKO7qRN/UFUBhlRBWq3aGuWMj2aB8pThTvAjW1VssJh/CxUEmNo6uXdtBzkBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:14:46.807414Z"},"content_sha256":"89de08a94f136bc84a8eb51dcbadbb84293d7847e52a6705e00d8cd331dc231b","schema_version":"1.0","event_id":"sha256:89de08a94f136bc84a8eb51dcbadbb84293d7847e52a6705e00d8cd331dc231b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE/bundle.json","state_url":"https://pith.science/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE/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":"2026-06-02T03:14:46Z","links":{"resolver":"https://pith.science/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE","bundle":"https://pith.science/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE/bundle.json","state":"https://pith.science/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FCVUUG3E5IKTDYVV5YMWIDUCXE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FCVUUG3E5IKTDYVV5YMWIDUCXE","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":"abe1a08e98412bc31cfb8ddc8b5c996fdbcff19d8153abf26c6ab7b76fe9594a","cross_cats_sorted":["cs.AI","cs.IT","cs.LG","eess.AS","math.IT","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2017-11-21T09:19:16Z","title_canon_sha256":"d24c6c551fe329cfb124ada4a5860311b5e0dc20e76de93c93efb74d9b3c029c"},"schema_version":"1.0","source":{"id":"1711.07682","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.07682","created_at":"2026-05-18T00:29:56Z"},{"alias_kind":"arxiv_version","alias_value":"1711.07682v1","created_at":"2026-05-18T00:29:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.07682","created_at":"2026-05-18T00:29:56Z"},{"alias_kind":"pith_short_12","alias_value":"FCVUUG3E5IKT","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FCVUUG3E5IKTDYVV","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FCVUUG3E","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:89de08a94f136bc84a8eb51dcbadbb84293d7847e52a6705e00d8cd331dc231b","target":"graph","created_at":"2026-05-18T00:29:56Z","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 propose a novel approach for the generation of polyphonic music based on LSTMs. We generate music in two steps. First, a chord LSTM predicts a chord progression based on a chord embedding. A second LSTM then generates polyphonic music from the predicted chord progression. The generated music sounds pleasing and harmonic, with only few dissonant notes. It has clear long-term structure that is similar to what a musician would play during a jam session. We show that our approach is sensible from a music theory perspective by evaluating the learned chord embeddings. Surprisingly, our simple mod","authors_text":"Gino Brunner, Jonas Wiesendanger, Roger Wattenhofer, Yuyi Wang","cross_cats":["cs.AI","cs.IT","cs.LG","eess.AS","math.IT","stat.ML"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2017-11-21T09:19:16Z","title":"JamBot: Music Theory Aware Chord Based Generation of Polyphonic Music with LSTMs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.07682","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:dae4a87af3122de8f2fb39a629ee3a7870b8d7132652ae204c4e120ffb7c08fd","target":"record","created_at":"2026-05-18T00:29:56Z","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":"abe1a08e98412bc31cfb8ddc8b5c996fdbcff19d8153abf26c6ab7b76fe9594a","cross_cats_sorted":["cs.AI","cs.IT","cs.LG","eess.AS","math.IT","stat.ML"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2017-11-21T09:19:16Z","title_canon_sha256":"d24c6c551fe329cfb124ada4a5860311b5e0dc20e76de93c93efb74d9b3c029c"},"schema_version":"1.0","source":{"id":"1711.07682","kind":"arxiv","version":1}},"canonical_sha256":"28ab4a1b64ea1531e2b5ee19640e82b91c6a034b8573a2c209ca610ce0f2cea2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"28ab4a1b64ea1531e2b5ee19640e82b91c6a034b8573a2c209ca610ce0f2cea2","first_computed_at":"2026-05-18T00:29:56.721113Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:56.721113Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xo5kNH9Z7TdRPtySvHSUQpdWVzzGNNLWbJxGesLywtH1ht3y0aWg2dLW3bON+ZMEW0zrpWTHwRv8bdPndd7GBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:56.721666Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.07682","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dae4a87af3122de8f2fb39a629ee3a7870b8d7132652ae204c4e120ffb7c08fd","sha256:89de08a94f136bc84a8eb51dcbadbb84293d7847e52a6705e00d8cd331dc231b"],"state_sha256":"4cec9e32d6526ef633dc71b72bb1ffcec823b55dacbffd06927bb740426ae436"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mjAp4iWL6VCuwMLLDZICgvUD2qJj0GFhXTvldGvurHVrvyOdvDnei6E4+ItZjcbgz7jRylQCF/cSCFN3tMMZBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T03:14:46.809445Z","bundle_sha256":"1084e694ba634f5772b9b46452ef0d1add40446934b2824499006c810821d39f"}}