{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:V57VIKBULOO6IUHUGSUPWVAS4K","short_pith_number":"pith:V57VIKBU","canonical_record":{"source":{"id":"2502.00023","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-01-19T22:04:09Z","cross_cats_sorted":["cs.AI","cs.HC","cs.SD","eess.AS"],"title_canon_sha256":"a0a99a17d6ab5aa0b58eb20d2563dd7f9447d69e76d25852665ed17575933e55","abstract_canon_sha256":"bcce11a3de2eca48a666c91ff4e001618d738047e3055e3bbd7555bb7800b392"},"schema_version":"1.0"},"canonical_sha256":"af7f5428345b9de450f434a8fb5412e2842e6358e5bc6eb6a5e93106cc91cfda","source":{"kind":"arxiv","id":"2502.00023","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.00023","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"arxiv_version","alias_value":"2502.00023v1","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.00023","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"pith_short_12","alias_value":"V57VIKBULOO6","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"pith_short_16","alias_value":"V57VIKBULOO6IUHU","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"pith_short_8","alias_value":"V57VIKBU","created_at":"2026-07-05T10:08:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:V57VIKBULOO6IUHUGSUPWVAS4K","target":"record","payload":{"canonical_record":{"source":{"id":"2502.00023","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-01-19T22:04:09Z","cross_cats_sorted":["cs.AI","cs.HC","cs.SD","eess.AS"],"title_canon_sha256":"a0a99a17d6ab5aa0b58eb20d2563dd7f9447d69e76d25852665ed17575933e55","abstract_canon_sha256":"bcce11a3de2eca48a666c91ff4e001618d738047e3055e3bbd7555bb7800b392"},"schema_version":"1.0"},"canonical_sha256":"af7f5428345b9de450f434a8fb5412e2842e6358e5bc6eb6a5e93106cc91cfda","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:08:01.903516Z","signature_b64":"yrjcJ5lohFQznDRQhqk3OreV5rGXmGyf7/9geclJxbEnH3jdN8LVOnX5VzqnhL17B9jnwdlJ557YPmJTbE/8Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af7f5428345b9de450f434a8fb5412e2842e6358e5bc6eb6a5e93106cc91cfda","last_reissued_at":"2026-07-05T10:08:01.903109Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:08:01.903109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.00023","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":"2026-07-05T10:08:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V8gQmOaUShoI1uhbyu7JLZaGwJbXJqFcBi3MLa2lSW00UuHWNN2JZefohdow0JNi79S4B4sOHfLKDWyCnXygAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T22:10:49.191397Z"},"content_sha256":"6fbd08ad778387db1f39c4e20d6ee53084a749b6d39638f8a893dc83e1501ee0","schema_version":"1.0","event_id":"sha256:6fbd08ad778387db1f39c4e20d6ee53084a749b6d39638f8a893dc83e1501ee0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:V57VIKBULOO6IUHUGSUPWVAS4K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Musical Agent Systems: MACAT and MACataRT","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI","cs.HC","cs.SD","eess.AS"],"primary_cat":"cs.MA","authors_text":"Keon Ju M. Lee, Philippe Pasquier","submitted_at":"2025-01-19T22:04:09Z","abstract_excerpt":"Our research explores the development and application of musical agents, human-in-the-loop generative AI systems designed to support music performance and improvisation within co-creative spaces. We introduce MACAT and MACataRT, two distinct musical agent systems crafted to enhance interactive music-making between human musicians and AI. MACAT is optimized for agent-led performance, employing real-time synthesis and self-listening to shape its output autonomously, while MACataRT provides a flexible environment for collaborative improvisation through audio mosaicing and sequence-based learning."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.00023","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/2502.00023/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":"2026-07-05T10:08:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i3ty2Gi2RKJ7e+RH9dMLNQMMhNrvTttStZUL4NaoQU598AMPLdp0Fnz7z3iqOPkOVzLTfm1jDNniEp2lrYPOAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T22:10:49.191784Z"},"content_sha256":"3bdd34927225a4eedab43ba22e266606690150daa86248631e340c460af6931e","schema_version":"1.0","event_id":"sha256:3bdd34927225a4eedab43ba22e266606690150daa86248631e340c460af6931e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V57VIKBULOO6IUHUGSUPWVAS4K/bundle.json","state_url":"https://pith.science/pith/V57VIKBULOO6IUHUGSUPWVAS4K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V57VIKBULOO6IUHUGSUPWVAS4K/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":"2026-07-08T22:10:49Z","links":{"resolver":"https://pith.science/pith/V57VIKBULOO6IUHUGSUPWVAS4K","bundle":"https://pith.science/pith/V57VIKBULOO6IUHUGSUPWVAS4K/bundle.json","state":"https://pith.science/pith/V57VIKBULOO6IUHUGSUPWVAS4K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V57VIKBULOO6IUHUGSUPWVAS4K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:V57VIKBULOO6IUHUGSUPWVAS4K","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":"bcce11a3de2eca48a666c91ff4e001618d738047e3055e3bbd7555bb7800b392","cross_cats_sorted":["cs.AI","cs.HC","cs.SD","eess.AS"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-01-19T22:04:09Z","title_canon_sha256":"a0a99a17d6ab5aa0b58eb20d2563dd7f9447d69e76d25852665ed17575933e55"},"schema_version":"1.0","source":{"id":"2502.00023","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.00023","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"arxiv_version","alias_value":"2502.00023v1","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.00023","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"pith_short_12","alias_value":"V57VIKBULOO6","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"pith_short_16","alias_value":"V57VIKBULOO6IUHU","created_at":"2026-07-05T10:08:01Z"},{"alias_kind":"pith_short_8","alias_value":"V57VIKBU","created_at":"2026-07-05T10:08:01Z"}],"graph_snapshots":[{"event_id":"sha256:3bdd34927225a4eedab43ba22e266606690150daa86248631e340c460af6931e","target":"graph","created_at":"2026-07-05T10:08:01Z","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/2502.00023/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Our research explores the development and application of musical agents, human-in-the-loop generative AI systems designed to support music performance and improvisation within co-creative spaces. We introduce MACAT and MACataRT, two distinct musical agent systems crafted to enhance interactive music-making between human musicians and AI. MACAT is optimized for agent-led performance, employing real-time synthesis and self-listening to shape its output autonomously, while MACataRT provides a flexible environment for collaborative improvisation through audio mosaicing and sequence-based learning.","authors_text":"Keon Ju M. Lee, Philippe Pasquier","cross_cats":["cs.AI","cs.HC","cs.SD","eess.AS"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-01-19T22:04:09Z","title":"Musical Agent Systems: MACAT and MACataRT"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.00023","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":"sha256:6fbd08ad778387db1f39c4e20d6ee53084a749b6d39638f8a893dc83e1501ee0","target":"record","created_at":"2026-07-05T10:08:01Z","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":"bcce11a3de2eca48a666c91ff4e001618d738047e3055e3bbd7555bb7800b392","cross_cats_sorted":["cs.AI","cs.HC","cs.SD","eess.AS"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-01-19T22:04:09Z","title_canon_sha256":"a0a99a17d6ab5aa0b58eb20d2563dd7f9447d69e76d25852665ed17575933e55"},"schema_version":"1.0","source":{"id":"2502.00023","kind":"arxiv","version":1}},"canonical_sha256":"af7f5428345b9de450f434a8fb5412e2842e6358e5bc6eb6a5e93106cc91cfda","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af7f5428345b9de450f434a8fb5412e2842e6358e5bc6eb6a5e93106cc91cfda","first_computed_at":"2026-07-05T10:08:01.903109Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:08:01.903109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yrjcJ5lohFQznDRQhqk3OreV5rGXmGyf7/9geclJxbEnH3jdN8LVOnX5VzqnhL17B9jnwdlJ557YPmJTbE/8Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:08:01.903516Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.00023","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6fbd08ad778387db1f39c4e20d6ee53084a749b6d39638f8a893dc83e1501ee0","sha256:3bdd34927225a4eedab43ba22e266606690150daa86248631e340c460af6931e"],"state_sha256":"1e9ca90875f5652dfaca4d1eb0f22902ae746015f3678a76798128024eca019e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IxAI5qcDGvA12gm1LhL8DdiTW8tO9WdZxkc15UGzcV1A2XbzPJuQvbScjxrMZFQqpReP8deesREiHpcGdZmhCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T22:10:49.193930Z","bundle_sha256":"9dd6f441a78e1a44ef43b8999a5437d74de2076b6b39520deaef587ef3be4395"}}