{"projection_revision":2,"snapshot":"f61508a13f2ebf17bb2f3fa859104a34","catalog_version":23431,"snapshot_created_at":"2026-10-01T14:17:09+00:00","snapshot_expires_at":"2026-10-02T14:17:09+00:00","source_changed_at":"2026-10-01T14:07:20+00:00","freshness_behavior":"materialized on first request after a committed source change; database triggers cover row writes and relationship writes","source_id_sha256":"9181e73bcbb5bfa88f8ca09a96e0a5141608dcb457f861bca02e0fa296c6a7b8","source_content_sha256":"01c465118981218cb26cd5dd12a254d010eecc611a3d7021a5965f33466336a7","total_catalog_pieces":6540,"schema_version":"2.0","query":"","normalized_query":"","resolved_filters":{"piece_id":5496,"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/5496?page=1&piece_id=5496&projection=full&snapshot=f61508a13f2ebf17bb2f3fa859104a34","json":"https://roadtovirtuosity.com/ai/catalog/pieces/5496.json?page=1&piece_id=5496&projection=full&snapshot=f61508a13f2ebf17bb2f3fa859104a34","text":"https://roadtovirtuosity.com/ai/catalog/pieces/5496.txt?page=1&piece_id=5496&projection=full&snapshot=f61508a13f2ebf17bb2f3fa859104a34"},"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":5496,"title":"Muzio Clementi - Gradus ad Parnassum, Op. 44 No. 51","composer":["Clementi, Muzio"],"composers":[{"id":71,"name":"Clementi, Muzio"}],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"Classical","genre_id":1,"is_archive_only":false,"evaluation_eligible":true,"points":13063,"level":5,"canonical_url":"https://roadtovirtuosity.com/muzio-clementi-gradus-ad-parnassum-op-44-no-51","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":13063}],"collections":[],"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":"Public Domain","has_download":true,"download_availability_basis":"public license category and existing file reference; storage health not verified","description":"A solemn Adagio introduces Clementi's Gradus ad Parnassum, Op. 44 No. 51. Broad chords, expressive small-note gestures, and held pauses give this Introduzione a spacious, declamatory character.\r\nThe opening alternates sustained upper harmonies with short responses that move through the lower and middle registers. Chromatic shifts deepen the tension, and the texture gradually becomes more active through repeated chords and ornamental runs. A fuller upper melody rises above the accompaniment before the opening's measured gestures return. The last phrases diminish to pianissimo and rest on a held chord.\r\nAn interesting fact is the piece's role in a larger design: the score identifies it as the introduction to a five-piece suite and prints Segue at the end, directing the music onward.","created_at":"2026-09-18T16:59:04+00:00","first_published_at":"2026-09-18T16:59:04+00:00","published_at":"2026-09-18T16:59:04+00:00","updated_at":"2026-09-23T16:57:09+00:00","match_basis":"filters"}],"latest_catalog_version":23431,"source_lag_revisions":0}