RTV PUBLIC REPERTOIRE CATALOG
Query: (all public entries)
Filters: {"piece_id":3913,"timezone":"UTC"}
Matches: 1 | Returned: 1 | Public catalog: 6515
Page 1 of 1
Next: none; end of results
Previous: none
Version: 23309 | Snapshot: cd6a6fc0b3f1a7efe084b495e50c1273
Created: 2026-10-01T09:36:29+00:00 | Source: 2026-10-01T09:27:14+00:00 | Expires: 2026-10-02T09:36:29+00:00


{"piece_id":3913,"title":"Ivanov - Etude a la Debussy","composer":["Ivanov, Serafim"],"composers":[{"id":200,"name":"Ivanov, Serafim"}],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"1900’s - Present","genre_id":4,"is_archive_only":false,"evaluation_eligible":true,"points":1510000,"level":10,"canonical_url":"https://roadtovirtuosity.com/ivanov-etude-a-la-debussy","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":1510000}],"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":"Non-Commercial","has_download":true,"download_availability_basis":"public license category and existing file reference; storage health not verified","description":"Ivanov's Etude a la Debussy combines an expressive, chordal melody with rippling patterns and constantly changing harmonic colors. The opening's spacious bass notes and gently descending phrases establish a reflective atmosphere.\r\nRepeated double-note figures soon create a shimmering background, while a slower melodic line emerges beneath them. The moving figures pass between registers and expand into fuller chords, with brief changes of meter interrupting the otherwise steady flow. Broad descending gestures and interlocking phrases lead to a stronger climax. The texture then softens, and a widened final phrase recalls the opening before settling onto a long-held chord.\r\nAn interesting detail: although most of the score is in 4/4, it includes short passages in 2/4 and 3/4 before ending in 6/4, allowing the phrases to contract and expand within the flowing texture.","created_at":"2026-01-02T01:05:57+00:00","first_published_at":null,"published_at":null,"updated_at":"2026-09-23T20:20:11+00:00","match_basis":"filters"}

Full response metadata (including counts, interpretation and alternate links):
{
    "projection_revision": 2,
    "snapshot": "cd6a6fc0b3f1a7efe084b495e50c1273",
    "catalog_version": 23309,
    "snapshot_created_at": "2026-10-01T09:36:29+00:00",
    "snapshot_expires_at": "2026-10-02T09:36:29+00:00",
    "source_changed_at": "2026-10-01T09:27:14+00:00",
    "freshness_behavior": "materialized on first request after a committed source change; database triggers cover row writes and relationship writes",
    "source_id_sha256": "31059c6e91cf6dbf0c21ecc36fab1fe7be69c0a12932f2dbf0929aaa2b54e447",
    "source_content_sha256": "97a450920e22f3830cea6950c17fbd62c83ce7708af983073ddd18d79ad44f5c",
    "total_catalog_pieces": 6515,
    "schema_version": "2.0",
    "query": "",
    "normalized_query": "",
    "resolved_filters": {
        "piece_id": 3913,
        "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/3913?page=1&piece_id=3913&projection=full&snapshot=cd6a6fc0b3f1a7efe084b495e50c1273",
        "json": "https://roadtovirtuosity.com/ai/catalog/pieces/3913.json?page=1&piece_id=3913&projection=full&snapshot=cd6a6fc0b3f1a7efe084b495e50c1273",
        "text": "https://roadtovirtuosity.com/ai/catalog/pieces/3913.txt?page=1&piece_id=3913&projection=full&snapshot=cd6a6fc0b3f1a7efe084b495e50c1273"
    },
    "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,
    "latest_catalog_version": 23309,
    "source_lag_revisions": 0
}