{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:XQ3PF2UGOZQWY5BZ5QPCR6YIYP","short_pith_number":"pith:XQ3PF2UG","canonical_record":{"source":{"id":"2406.01049","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2024-06-03T06:56:34Z","cross_cats_sorted":[],"title_canon_sha256":"07d75c1a80b76929896deb12e9900c8cdf9d39fe75abc376d500774cc8db7329","abstract_canon_sha256":"55ff8016ccb199d578d7600735490351aa472a6a714cc737aacc8e28e01fa29c"},"schema_version":"1.0"},"canonical_sha256":"bc36f2ea8676616c7439ec1e28fb08c3fc9cb7cd1b3bd1e2586182bb7d1c350e","source":{"kind":"arxiv","id":"2406.01049","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.01049","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"arxiv_version","alias_value":"2406.01049v2","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.01049","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"pith_short_12","alias_value":"XQ3PF2UGOZQW","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"pith_short_16","alias_value":"XQ3PF2UGOZQWY5BZ","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"pith_short_8","alias_value":"XQ3PF2UG","created_at":"2026-07-05T08:52:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:XQ3PF2UGOZQWY5BZ5QPCR6YIYP","target":"record","payload":{"canonical_record":{"source":{"id":"2406.01049","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2024-06-03T06:56:34Z","cross_cats_sorted":[],"title_canon_sha256":"07d75c1a80b76929896deb12e9900c8cdf9d39fe75abc376d500774cc8db7329","abstract_canon_sha256":"55ff8016ccb199d578d7600735490351aa472a6a714cc737aacc8e28e01fa29c"},"schema_version":"1.0"},"canonical_sha256":"bc36f2ea8676616c7439ec1e28fb08c3fc9cb7cd1b3bd1e2586182bb7d1c350e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:52:33.623276Z","signature_b64":"HtJn1iWRXwOGbfgICa6gS2h3yEYNxhEbgd6d4q59fcjwJKqI2sTTc3JANT94lDRAB6c19qs24OzWfppOmRMoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc36f2ea8676616c7439ec1e28fb08c3fc9cb7cd1b3bd1e2586182bb7d1c350e","last_reissued_at":"2026-07-05T08:52:33.622816Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:52:33.622816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.01049","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":"2026-07-05T08:52:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RIlNTGmOSD0K9SRWy60N6ywoeQVnEE2yjP05TnuusSrRW9GZ/TREdNXAwbBo6METgSKnkZITnmaTzJpNQTHpBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T08:52:28.482522Z"},"content_sha256":"0a75c1ed8fa9705178aa5e28477b2f4547ce57d6832478f611f72d510296df9b","schema_version":"1.0","event_id":"sha256:0a75c1ed8fa9705178aa5e28477b2f4547ce57d6832478f611f72d510296df9b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:XQ3PF2UGOZQWY5BZ5QPCR6YIYP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Searching For Music Mixing Graphs: A Pruning Approach","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.SD","authors_text":"Giorgio Fabbro, Kyogu Lee, Marco A. Mart\\'inez-Ram\\'irez, Stefan Uhlich, Sungho Lee, Wei-Hsiang Liao, Yuki Mitsufuji","submitted_at":"2024-06-03T06:56:34Z","abstract_excerpt":"Music mixing is compositional -- experts combine multiple audio processors to achieve a cohesive mix from dry source tracks. We propose a method to reverse engineer this process from the input and output audio. First, we create a mixing console that applies all available processors to every chain. Then, after the initial console parameter optimization, we alternate between removing redundant processors and fine-tuning. We achieve this through differentiable implementation of both processors and pruning. Consequently, we find a sparse mixing graph that achieves nearly identical matching quality"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.01049","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2406.01049/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":"2026-07-05T08:52:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WLhilrkwUq0RiRJv/XgnzGUfQWaGEwEb6Kl2ARFVsxJbqfQ7nAkpYr/SyjEpu+QnPIzACYWmnCfTAmrq1kbuBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T08:52:28.482896Z"},"content_sha256":"8b5f667dce9c0784763ee232196f43cbb91081ac31519d872b43924ed40111fb","schema_version":"1.0","event_id":"sha256:8b5f667dce9c0784763ee232196f43cbb91081ac31519d872b43924ed40111fb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP/bundle.json","state_url":"https://pith.science/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP/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":"2026-07-06T08:52:28Z","links":{"resolver":"https://pith.science/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP","bundle":"https://pith.science/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP/bundle.json","state":"https://pith.science/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XQ3PF2UGOZQWY5BZ5QPCR6YIYP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XQ3PF2UGOZQWY5BZ5QPCR6YIYP","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":"55ff8016ccb199d578d7600735490351aa472a6a714cc737aacc8e28e01fa29c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2024-06-03T06:56:34Z","title_canon_sha256":"07d75c1a80b76929896deb12e9900c8cdf9d39fe75abc376d500774cc8db7329"},"schema_version":"1.0","source":{"id":"2406.01049","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.01049","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"arxiv_version","alias_value":"2406.01049v2","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.01049","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"pith_short_12","alias_value":"XQ3PF2UGOZQW","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"pith_short_16","alias_value":"XQ3PF2UGOZQWY5BZ","created_at":"2026-07-05T08:52:33Z"},{"alias_kind":"pith_short_8","alias_value":"XQ3PF2UG","created_at":"2026-07-05T08:52:33Z"}],"graph_snapshots":[{"event_id":"sha256:8b5f667dce9c0784763ee232196f43cbb91081ac31519d872b43924ed40111fb","target":"graph","created_at":"2026-07-05T08:52:33Z","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/2406.01049/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Music mixing is compositional -- experts combine multiple audio processors to achieve a cohesive mix from dry source tracks. We propose a method to reverse engineer this process from the input and output audio. First, we create a mixing console that applies all available processors to every chain. Then, after the initial console parameter optimization, we alternate between removing redundant processors and fine-tuning. We achieve this through differentiable implementation of both processors and pruning. Consequently, we find a sparse mixing graph that achieves nearly identical matching quality","authors_text":"Giorgio Fabbro, Kyogu Lee, Marco A. Mart\\'inez-Ram\\'irez, Stefan Uhlich, Sungho Lee, Wei-Hsiang Liao, Yuki Mitsufuji","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2024-06-03T06:56:34Z","title":"Searching For Music Mixing Graphs: A Pruning Approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.01049","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":"sha256:0a75c1ed8fa9705178aa5e28477b2f4547ce57d6832478f611f72d510296df9b","target":"record","created_at":"2026-07-05T08:52:33Z","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":"55ff8016ccb199d578d7600735490351aa472a6a714cc737aacc8e28e01fa29c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2024-06-03T06:56:34Z","title_canon_sha256":"07d75c1a80b76929896deb12e9900c8cdf9d39fe75abc376d500774cc8db7329"},"schema_version":"1.0","source":{"id":"2406.01049","kind":"arxiv","version":2}},"canonical_sha256":"bc36f2ea8676616c7439ec1e28fb08c3fc9cb7cd1b3bd1e2586182bb7d1c350e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc36f2ea8676616c7439ec1e28fb08c3fc9cb7cd1b3bd1e2586182bb7d1c350e","first_computed_at":"2026-07-05T08:52:33.622816Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:52:33.622816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HtJn1iWRXwOGbfgICa6gS2h3yEYNxhEbgd6d4q59fcjwJKqI2sTTc3JANT94lDRAB6c19qs24OzWfppOmRMoBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:52:33.623276Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.01049","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0a75c1ed8fa9705178aa5e28477b2f4547ce57d6832478f611f72d510296df9b","sha256:8b5f667dce9c0784763ee232196f43cbb91081ac31519d872b43924ed40111fb"],"state_sha256":"44775c7b89fc0139800eb7c680a5d4c4930364a9e356ac26abc47b7e427f7673"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vfml8SXU+0jogobXLIV8P4Wh3XBhE4bLUz67/ZeAAzYiIMxLNTCihJg6gsZe1HAKRuzuJz+Yaco6fOdN/CgpAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T08:52:28.484808Z","bundle_sha256":"792084216d9166c399779d15dedd46c8dad722f0cef64515215917f2e4d99279"}}