{"projection_revision":2,"snapshot":"68f54b6b73cd55101ef01fb5e6d6a46b","catalog_version":23021,"snapshot_created_at":"2026-10-01T02:09:57+00:00","snapshot_expires_at":"2026-10-02T02:09:57+00:00","source_changed_at":"2026-10-01T02:09:38+00:00","freshness_behavior":"materialized on first request after a committed source change; database triggers cover row writes and relationship writes","source_id_sha256":"f273c912a4846e0b17d5f83c070d82270aeeaabbb0d76ca831163ba182e4ad88","source_content_sha256":"ea0602537280d767f49b96e9d2afc415b2692d275b24efd81c1ecbff3b16119c","total_catalog_pieces":6493,"schema_version":"2.0","query":"","normalized_query":"","resolved_filters":{"piece_id":5991,"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/5991?page=1&piece_id=5991&projection=full&snapshot=68f54b6b73cd55101ef01fb5e6d6a46b","json":"https://roadtovirtuosity.com/ai/catalog/pieces/5991.json?page=1&piece_id=5991&projection=full&snapshot=68f54b6b73cd55101ef01fb5e6d6a46b","text":"https://roadtovirtuosity.com/ai/catalog/pieces/5991.txt?page=1&piece_id=5991&projection=full&snapshot=68f54b6b73cd55101ef01fb5e6d6a46b"},"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":0,"distinct_work_count":null,"approximate_suggestions":[],"message":null,"pieces":[{"piece_id":5991,"title":"Music Alphabet Melody - Adult Piano Adventures All-in-One Course Book 1 - pg. 16","composer":[],"composers":[],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"1900’s - Present","genre_id":4,"is_archive_only":false,"evaluation_eligible":true,"points":21,"level":0,"canonical_url":"https://roadtovirtuosity.com/music-alphabet-melody-adult-piano-adventures-all-in-one-course-book-1-pg-16","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":21}],"collections":[{"id":277,"name":"Adult Piano Adventures - All-in-One Course Book 1"}],"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":"This pre-reading melody ascends through the white-key letter names and returns by step, then repeats at the contrasting printed dynamic.","created_at":"2026-09-22T01:01:42+00:00","first_published_at":"2026-09-22T01:01:42+00:00","published_at":"2026-09-22T01:01:42+00:00","updated_at":"2026-09-22T02:39:56+00:00","match_basis":"filters"}],"latest_catalog_version":23021,"source_lag_revisions":0}