{"projection_revision":2,"snapshot":"001a4b42a02cf01e5fec0680df520fd8","catalog_version":22826,"snapshot_created_at":"2026-09-30T22:37:17+00:00","snapshot_expires_at":"2026-10-01T22:37:17+00:00","source_changed_at":"2026-09-30T22:36:46+00:00","freshness_behavior":"materialized on first request after a committed source change; database triggers cover row writes and relationship writes","source_id_sha256":"d6e644e9344acd150700e62c6633ba1ea7a7a28fec258c5138cd3bcb70cb92f9","source_content_sha256":"c4709033144f5910231205267703d9a7e009dbb8a69662354511a7a2efea0769","total_catalog_pieces":6454,"schema_version":"2.0","query":"","normalized_query":"","resolved_filters":{"piece_id":4612,"timezone":"UTC"},"sort":"relevance","projection":"full","total_matches":1,"returned":1,"page":1,"per_page":50,"total_pages":1,"previous_page_url":null,"next_page_url":null,"end_of_results":true,"alternate_formats":{"html":"https://roadtovirtuosity.com/ai/catalog/pieces/4612?page=1&piece_id=4612&projection=full&snapshot=001a4b42a02cf01e5fec0680df520fd8","json":"https://roadtovirtuosity.com/ai/catalog/pieces/4612.json?page=1&piece_id=4612&projection=full&snapshot=001a4b42a02cf01e5fec0680df520fd8","text":"https://roadtovirtuosity.com/ai/catalog/pieces/4612.txt?page=1&piece_id=4612&projection=full&snapshot=001a4b42a02cf01e5fec0680df520fd8"},"warnings":["Strict taxonomy filters exclude unattributed records; search title text separately before deciding something is missing.","Work identity, musical sequence and completeness are unknown unless reviewed metadata is supplied. Catalog collections are existing subcategory groupings.","Historical first-publication dates are unknown. Date counts include only currently public entries with known first-publication dates.","File availability reports a public file reference, not a storage-health check."],"publication_count_scope":"currently public entries first published during the requested interval","unknown_publication_dates_before_date_filter":1,"distinct_work_count":null,"approximate_suggestions":[],"message":null,"pieces":[{"piece_id":4612,"title":"March of the Toys - Level 4 BigTime Ragtime and Marches - pg. 29","composer":[],"composers":[],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"1900’s - Present","genre_id":4,"is_archive_only":false,"evaluation_eligible":true,"points":2938,"level":4,"canonical_url":"https://roadtovirtuosity.com/march-of-the-toys-level-4-bigtime-ragtime-and-marches-pg-29","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":2938}],"collections":[{"id":230,"name":"Level 4  - BigTime Ragtime"}],"collection_semantics":"existing catalog subcategory grouping","work_identifiers":[],"work_id":null,"book":null,"sequence_position":null,"movement_number":null,"movement_title":null,"key":null,"arrangement":null,"edition":null,"entry_scope":null,"completeness":"unknown","reviewed_enrichment":false,"availability_label":"Copyrighted","has_download":false,"download_availability_basis":"public license category and existing file reference; storage health not verified","description":"Measures 1–4 establish a quiet, detached bass pattern. Measures 5–24 add a melody of tied intervals and short single-note replies, gradually becoming louder. Measures 25–40 introduce a broader contrasting melody over short chords. Measures 41–48 return this melody, then measures 49–56 build through sustained harmonies and flowing figures into the final chord.","created_at":"2026-09-12T18:34:32+00:00","first_published_at":null,"published_at":null,"updated_at":"2026-09-12T18:35:02+00:00","match_basis":"filters"}],"latest_catalog_version":22826,"source_lag_revisions":0}