{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:NPQDJMOKFYUHO6LFALSW2KKUAL","short_pith_number":"pith:NPQDJMOK","canonical_record":{"source":{"id":"2509.10327","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2025-09-12T15:08:22Z","cross_cats_sorted":[],"title_canon_sha256":"a3b80b8921025139230af219b4c9eab7dce26b1ddefe8b116b29cf8db5f6fb23","abstract_canon_sha256":"f09e0eeb73f12d5f31b3f481967a31f4bc4d6c85055850d2c16caf5a4dd2accd"},"schema_version":"1.0"},"canonical_sha256":"6be034b1ca2e2877796502e56d295402d772faa57fc78572a291f5e439eb0c41","source":{"kind":"arxiv","id":"2509.10327","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.10327","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"arxiv_version","alias_value":"2509.10327v1","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.10327","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"pith_short_12","alias_value":"NPQDJMOKFYUH","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"pith_short_16","alias_value":"NPQDJMOKFYUHO6LF","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"pith_short_8","alias_value":"NPQDJMOK","created_at":"2026-07-05T12:11:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:NPQDJMOKFYUHO6LFALSW2KKUAL","target":"record","payload":{"canonical_record":{"source":{"id":"2509.10327","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2025-09-12T15:08:22Z","cross_cats_sorted":[],"title_canon_sha256":"a3b80b8921025139230af219b4c9eab7dce26b1ddefe8b116b29cf8db5f6fb23","abstract_canon_sha256":"f09e0eeb73f12d5f31b3f481967a31f4bc4d6c85055850d2c16caf5a4dd2accd"},"schema_version":"1.0"},"canonical_sha256":"6be034b1ca2e2877796502e56d295402d772faa57fc78572a291f5e439eb0c41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:11:07.391002Z","signature_b64":"+4qJN/HGd7RHMGIhZvHG5Ns+fLldGHHlOlLRWxixHM1OwHXhs9mCciiqBOwUNwCORGw7mid4Itl2aZciR/gsBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6be034b1ca2e2877796502e56d295402d772faa57fc78572a291f5e439eb0c41","last_reissued_at":"2026-07-05T12:11:07.390408Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:11:07.390408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.10327","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":"2026-07-05T12:11:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H3I8CFDy5ZWNkw6+SsykPjtlT4VnRyBY3OSqIdWE77jKDzXt002auc1Uei1aCoznWIY2VTxQjZ+T4zG0PoeNBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T18:06:37.252083Z"},"content_sha256":"6b499d963114c52a04a80a69186883714d78097e05e4b2cd4f428e4378ca5b13","schema_version":"1.0","event_id":"sha256:6b499d963114c52a04a80a69186883714d78097e05e4b2cd4f428e4378ca5b13"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:NPQDJMOKFYUHO6LFALSW2KKUAL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MusicScaffold: Bridging Machine Efficiency and Human Growth in Adolescent Creative Education through Generative AI","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Bruce X.B. Yu, Gong Chen, Jiannong Cao, Junxian Li, Yan Liu, Zhejing Hu, Zhi Zhang","submitted_at":"2025-09-12T15:08:22Z","abstract_excerpt":"Adolescence is marked by strong creative impulses but limited strategies for structured expression, often leading to frustration or disengagement. While generative AI lowers technical barriers and delivers efficient outputs, its role in fostering adolescents' expressive growth has been overlooked. We propose MusicScaffold, the first adolescent-centered framework that repositions AI as a guide, coach, and partner, making expressive strategies transparent and learnable, and supporting autonomy. In a four-week study with middle school students (ages 12--14), MusicScaffold enhanced cognitive speci"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.10327","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/2509.10327/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":"2026-07-05T12:11:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1q3HmhpGOUs6V8+aFb9f6VI31d7rYz/3yneZhkyMkV2JkACOBXZXhz+XuuAsUDsr3V+mflg9mEWZ7NTOG11RAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T18:06:37.252659Z"},"content_sha256":"4e6b00c78b16633c2fb84655f9493daecf41f18bf2dd4022422c6498513b91e1","schema_version":"1.0","event_id":"sha256:4e6b00c78b16633c2fb84655f9493daecf41f18bf2dd4022422c6498513b91e1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NPQDJMOKFYUHO6LFALSW2KKUAL/bundle.json","state_url":"https://pith.science/pith/NPQDJMOKFYUHO6LFALSW2KKUAL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NPQDJMOKFYUHO6LFALSW2KKUAL/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":"2026-08-06T18:06:37Z","links":{"resolver":"https://pith.science/pith/NPQDJMOKFYUHO6LFALSW2KKUAL","bundle":"https://pith.science/pith/NPQDJMOKFYUHO6LFALSW2KKUAL/bundle.json","state":"https://pith.science/pith/NPQDJMOKFYUHO6LFALSW2KKUAL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NPQDJMOKFYUHO6LFALSW2KKUAL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:NPQDJMOKFYUHO6LFALSW2KKUAL","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":"f09e0eeb73f12d5f31b3f481967a31f4bc4d6c85055850d2c16caf5a4dd2accd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2025-09-12T15:08:22Z","title_canon_sha256":"a3b80b8921025139230af219b4c9eab7dce26b1ddefe8b116b29cf8db5f6fb23"},"schema_version":"1.0","source":{"id":"2509.10327","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.10327","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"arxiv_version","alias_value":"2509.10327v1","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.10327","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"pith_short_12","alias_value":"NPQDJMOKFYUH","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"pith_short_16","alias_value":"NPQDJMOKFYUHO6LF","created_at":"2026-07-05T12:11:07Z"},{"alias_kind":"pith_short_8","alias_value":"NPQDJMOK","created_at":"2026-07-05T12:11:07Z"}],"graph_snapshots":[{"event_id":"sha256:4e6b00c78b16633c2fb84655f9493daecf41f18bf2dd4022422c6498513b91e1","target":"graph","created_at":"2026-07-05T12:11:07Z","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/2509.10327/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Adolescence is marked by strong creative impulses but limited strategies for structured expression, often leading to frustration or disengagement. While generative AI lowers technical barriers and delivers efficient outputs, its role in fostering adolescents' expressive growth has been overlooked. We propose MusicScaffold, the first adolescent-centered framework that repositions AI as a guide, coach, and partner, making expressive strategies transparent and learnable, and supporting autonomy. In a four-week study with middle school students (ages 12--14), MusicScaffold enhanced cognitive speci","authors_text":"Bruce X.B. Yu, Gong Chen, Jiannong Cao, Junxian Li, Yan Liu, Zhejing Hu, Zhi Zhang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2025-09-12T15:08:22Z","title":"MusicScaffold: Bridging Machine Efficiency and Human Growth in Adolescent Creative Education through Generative AI"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.10327","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":"sha256:6b499d963114c52a04a80a69186883714d78097e05e4b2cd4f428e4378ca5b13","target":"record","created_at":"2026-07-05T12:11:07Z","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":"f09e0eeb73f12d5f31b3f481967a31f4bc4d6c85055850d2c16caf5a4dd2accd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2025-09-12T15:08:22Z","title_canon_sha256":"a3b80b8921025139230af219b4c9eab7dce26b1ddefe8b116b29cf8db5f6fb23"},"schema_version":"1.0","source":{"id":"2509.10327","kind":"arxiv","version":1}},"canonical_sha256":"6be034b1ca2e2877796502e56d295402d772faa57fc78572a291f5e439eb0c41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6be034b1ca2e2877796502e56d295402d772faa57fc78572a291f5e439eb0c41","first_computed_at":"2026-07-05T12:11:07.390408Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:11:07.390408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+4qJN/HGd7RHMGIhZvHG5Ns+fLldGHHlOlLRWxixHM1OwHXhs9mCciiqBOwUNwCORGw7mid4Itl2aZciR/gsBw==","signature_status":"signed_v1","signed_at":"2026-07-05T12:11:07.391002Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.10327","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b499d963114c52a04a80a69186883714d78097e05e4b2cd4f428e4378ca5b13","sha256:4e6b00c78b16633c2fb84655f9493daecf41f18bf2dd4022422c6498513b91e1"],"state_sha256":"7bfe828434e0f39181a5df2d6901849eaf48a24f861ebfd9b04953b10aff088c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Ve0YqHhmHBBHwJg7W/37DO5H7qUPxv6zbn10ooiNQjmnIsWnwAJXqbG5vZgzGzjPKUfg9rL/9oP1WZEeV4YBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T18:06:37.258649Z","bundle_sha256":"df3536dd7eac39a456396bb3c750fa2d01a857da2146461f46e3ebfc3502e25a"}}