{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:5D2O6ZLK5Q6O2GXFMCRFS6SPM2","short_pith_number":"pith:5D2O6ZLK","canonical_record":{"source":{"id":"2607.11124","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2026-07-13T06:00:06Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"acbea3cbf18e48a4a8507cb46d1d8c7a6222c8c2718c3bd00f7231c50819aa3e","abstract_canon_sha256":"bbdc866f07e003662f87392a9869f987b35a2ea06b63e8dad53be300eb08965d"},"schema_version":"1.0"},"canonical_sha256":"e8f4ef656aec3ced1ae560a2597a4f66a1587871344d8f2a2d80d3e73517ea06","source":{"kind":"arxiv","id":"2607.11124","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.11124","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"arxiv_version","alias_value":"2607.11124v1","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.11124","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"pith_short_12","alias_value":"5D2O6ZLK5Q6O","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"pith_short_16","alias_value":"5D2O6ZLK5Q6O2GXF","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"pith_short_8","alias_value":"5D2O6ZLK","created_at":"2026-07-14T01:22:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:5D2O6ZLK5Q6O2GXFMCRFS6SPM2","target":"record","payload":{"canonical_record":{"source":{"id":"2607.11124","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2026-07-13T06:00:06Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"acbea3cbf18e48a4a8507cb46d1d8c7a6222c8c2718c3bd00f7231c50819aa3e","abstract_canon_sha256":"bbdc866f07e003662f87392a9869f987b35a2ea06b63e8dad53be300eb08965d"},"schema_version":"1.0"},"canonical_sha256":"e8f4ef656aec3ced1ae560a2597a4f66a1587871344d8f2a2d80d3e73517ea06","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-14T01:22:17.688050Z","signature_b64":"pepkWoMF5AIqxZ4Qidev/A4Imzdn8qz8KRfbKd2egkQbKgMdYCGRZUJiwrDrZD4QAQ9fCJsItXnqlycl9BkHBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8f4ef656aec3ced1ae560a2597a4f66a1587871344d8f2a2d80d3e73517ea06","last_reissued_at":"2026-07-14T01:22:17.687076Z","signature_status":"signed_v1","first_computed_at":"2026-07-14T01:22:17.687076Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.11124","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":"2026-07-14T01:22:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5HcpGUeQq2C/CMY7upUf8TwdWNR0nhSajrAGQENkLwjokG1s3tgIbjG2GE4MdKMymABG4W7DA5a4xyjWrGczBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T10:35:37.485706Z"},"content_sha256":"dce75d7b848033a6aa95683517c311533752f2a54ed84a35dab189db388b68c7","schema_version":"1.0","event_id":"sha256:dce75d7b848033a6aa95683517c311533752f2a54ed84a35dab189db388b68c7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:5D2O6ZLK5Q6O2GXFMCRFS6SPM2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BeatEdit: Symbolic Music Generation as Explicit Editing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.SD","authors_text":"Haowu Zhou, Haoyu Gu, Lekai Qian, Qi Liu, Shuai Wang","submitted_at":"2026-07-13T06:00:06Z","abstract_excerpt":"Music creation is fundamentally a process of revision. Yet symbolic music generation remains dominated by paradigms that produce complete sequences from scratch, with limited support for selective modification. Edit-based methods have proven effective for text transformation tasks, but remain largely unexplored for symbolic music. We trace this absence to the representational level: conventional event-based music encodings lack the structural properties required by explicit music editing. In contrast, the BEAT encoding, a beat-grid-anchored representation originally designed for autoregressive"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.11124","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/2607.11124/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":"2026-07-14T01:22:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qMG2bMb2/E4vqTFRoyZGAGNhHrJzrXms8E9YVAik4LxbZ9e+m1qzYDsYlpKqGsx6rtg7WhetbYg425G5ILhMCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T10:35:37.486231Z"},"content_sha256":"71506be75278d430be88ac700f121ae9ab5118b741d5e9a2fcb60bbb216debd9","schema_version":"1.0","event_id":"sha256:71506be75278d430be88ac700f121ae9ab5118b741d5e9a2fcb60bbb216debd9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2/bundle.json","state_url":"https://pith.science/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2/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":"2026-08-04T10:35:37Z","links":{"resolver":"https://pith.science/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2","bundle":"https://pith.science/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2/bundle.json","state":"https://pith.science/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5D2O6ZLK5Q6O2GXFMCRFS6SPM2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5D2O6ZLK5Q6O2GXFMCRFS6SPM2","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":"bbdc866f07e003662f87392a9869f987b35a2ea06b63e8dad53be300eb08965d","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2026-07-13T06:00:06Z","title_canon_sha256":"acbea3cbf18e48a4a8507cb46d1d8c7a6222c8c2718c3bd00f7231c50819aa3e"},"schema_version":"1.0","source":{"id":"2607.11124","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.11124","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"arxiv_version","alias_value":"2607.11124v1","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.11124","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"pith_short_12","alias_value":"5D2O6ZLK5Q6O","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"pith_short_16","alias_value":"5D2O6ZLK5Q6O2GXF","created_at":"2026-07-14T01:22:17Z"},{"alias_kind":"pith_short_8","alias_value":"5D2O6ZLK","created_at":"2026-07-14T01:22:17Z"}],"graph_snapshots":[{"event_id":"sha256:71506be75278d430be88ac700f121ae9ab5118b741d5e9a2fcb60bbb216debd9","target":"graph","created_at":"2026-07-14T01:22:17Z","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/2607.11124/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Music creation is fundamentally a process of revision. Yet symbolic music generation remains dominated by paradigms that produce complete sequences from scratch, with limited support for selective modification. Edit-based methods have proven effective for text transformation tasks, but remain largely unexplored for symbolic music. We trace this absence to the representational level: conventional event-based music encodings lack the structural properties required by explicit music editing. In contrast, the BEAT encoding, a beat-grid-anchored representation originally designed for autoregressive","authors_text":"Haowu Zhou, Haoyu Gu, Lekai Qian, Qi Liu, Shuai Wang","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2026-07-13T06:00:06Z","title":"BeatEdit: Symbolic Music Generation as Explicit Editing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.11124","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:dce75d7b848033a6aa95683517c311533752f2a54ed84a35dab189db388b68c7","target":"record","created_at":"2026-07-14T01:22:17Z","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":"bbdc866f07e003662f87392a9869f987b35a2ea06b63e8dad53be300eb08965d","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SD","submitted_at":"2026-07-13T06:00:06Z","title_canon_sha256":"acbea3cbf18e48a4a8507cb46d1d8c7a6222c8c2718c3bd00f7231c50819aa3e"},"schema_version":"1.0","source":{"id":"2607.11124","kind":"arxiv","version":1}},"canonical_sha256":"e8f4ef656aec3ced1ae560a2597a4f66a1587871344d8f2a2d80d3e73517ea06","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8f4ef656aec3ced1ae560a2597a4f66a1587871344d8f2a2d80d3e73517ea06","first_computed_at":"2026-07-14T01:22:17.687076Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-14T01:22:17.687076Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pepkWoMF5AIqxZ4Qidev/A4Imzdn8qz8KRfbKd2egkQbKgMdYCGRZUJiwrDrZD4QAQ9fCJsItXnqlycl9BkHBQ==","signature_status":"signed_v1","signed_at":"2026-07-14T01:22:17.688050Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.11124","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dce75d7b848033a6aa95683517c311533752f2a54ed84a35dab189db388b68c7","sha256:71506be75278d430be88ac700f121ae9ab5118b741d5e9a2fcb60bbb216debd9"],"state_sha256":"495adb555ceb420d1fc9f3394964ddcaa52bea0bc4b60da825af4d52cbb2aef3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R8IGBBOLBghyYIr6qsvKtLAkrBVQo6HTpZTFss5j1TWZpQIsIBvCrntH12Kzmqv2y1I5+3jJ87bXdz6mgLpvAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T10:35:37.492034Z","bundle_sha256":"14e43ef2cf6fa1e9a5438c913d73a2254c9eb06c4a9bc06b9b3a82839f608abc"}}