RTV PUBLIC REPERTOIRE CATALOG
Query: (all public entries)
Filters: {"piece_id":4621,"timezone":"UTC"}
Matches: 1 | Returned: 1 | Public catalog: 6580
Page 1 of 1
Next: none; end of results
Previous: none
Version: 23631 | Snapshot: 6800e16e1b80165e358b2f9a4ebeb2e3
Created: 2026-10-01T16:10:15+00:00 | Source: 2026-10-01T16:04:08+00:00 | Expires: 2026-10-02T16:10:15+00:00


{"piece_id":4621,"title":"I Heard It Through the Grapevine - Level 4 BigTime Rock and Roll - pg. 23","composer":[],"composers":[],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"1900’s - Present","genre_id":4,"is_archive_only":false,"evaluation_eligible":true,"points":3571,"level":4,"canonical_url":"https://roadtovirtuosity.com/i-heard-it-through-the-grapevine-level-4-bigtime-rock-and-roll-pg-23","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":3571}],"collections":[{"id":231,"name":"Level 4  - BigTime Rock"}],"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 1–2 introduce a repeated bass figure. Measures 3–6 add syncopated chords, followed by the verse in measures 7–17. Measures 18–26 present the refrain, including a passage where both hands share the melody. Measures 27–33 repeat the refrain more quietly and then an octave higher. Measures 34–38 return the opening bass and chords, and measures 39–40 end with a trill above sustained bass octaves.","created_at":"2026-09-12T19:06:23+00:00","first_published_at":null,"published_at":null,"updated_at":"2026-09-12T19:07:23+00:00","match_basis":"filters"}

Full response metadata (including counts, interpretation and alternate links):
{
    "projection_revision": 2,
    "snapshot": "6800e16e1b80165e358b2f9a4ebeb2e3",
    "catalog_version": 23631,
    "snapshot_created_at": "2026-10-01T16:10:15+00:00",
    "snapshot_expires_at": "2026-10-02T16:10:15+00:00",
    "source_changed_at": "2026-10-01T16:04:08+00:00",
    "freshness_behavior": "materialized on first request after a committed source change; database triggers cover row writes and relationship writes",
    "source_id_sha256": "2635d9b8573dd59b9d30ea11e78a7c1fbc79ae087515600178130b6098d9c43c",
    "source_content_sha256": "9ca7bf083dc8faa2090594b3133b9b858240eaffd261d498b7fa80e54d191032",
    "total_catalog_pieces": 6580,
    "schema_version": "2.0",
    "query": "",
    "normalized_query": "",
    "resolved_filters": {
        "piece_id": 4621,
        "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/4621?page=1&piece_id=4621&projection=full&snapshot=6800e16e1b80165e358b2f9a4ebeb2e3",
        "json": "https://roadtovirtuosity.com/ai/catalog/pieces/4621.json?page=1&piece_id=4621&projection=full&snapshot=6800e16e1b80165e358b2f9a4ebeb2e3",
        "text": "https://roadtovirtuosity.com/ai/catalog/pieces/4621.txt?page=1&piece_id=4621&projection=full&snapshot=6800e16e1b80165e358b2f9a4ebeb2e3"
    },
    "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": 23631,
    "source_lag_revisions": 0
}