National Youth Orchestra Of Wales
type: MusicGroup
description: The National Youth Orchestra of Wales (NYOW, ) is the national youth orchestra of Wales, based in Cardiff. Founded in 1945, it is the longest-standing national youth orchestra in the world. Organisa
popularity: 7
followers: 95
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album: Christmas Spirit
  type: MusicAlbum
  date published: 2007-05-08
  track: Christmas Overture
  track: Troika
  track: The Snowman

Christmas Overture
type: MusicRecording
duration: PT2M38S
duration ms: 158146
explicit: false
by artist: Traditional
by artist: National Youth Orchestra Of Wales
in album: Christmas Spirit
  type: MusicAlbum
  date published: 2007-05-08
popularity: 0
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
isrc code: GBGCS0500642
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  date published: 2026-07-02T03:55:08Z
audio: Christmas Overture
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  additional property: Loudness (dB)
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Troika
type: MusicRecording
duration: PT3M5S
duration ms: 185093
explicit: false
by artist: Sergei Prokofiev
by artist: National Youth Orchestra Of Wales
in album: Christmas Spirit
  type: MusicAlbum
  date published: 2007-05-08
popularity: 9
genre: classical
genre: orchestra
genre: neoclassical
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  date published: 2026-07-02T03:55:08Z
audio: Troika
  type: AudioObject
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The Snowman
type: MusicRecording
duration: PT4M25S
duration ms: 265080
explicit: false
by artist: Howard Blake
by artist: National Youth Orchestra Of Wales
in album: Christmas Spirit
  type: MusicAlbum
  date published: 2007-05-08
popularity: 0
genre: british-soundtrack
genre: classic-soundtrack
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  date published: 2026-07-31T21:25:57Z
audio: The Snowman
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch