Mossens Julafton
type: MusicRecording
duration: PT2M49S
duration ms: 169333
explicit: false
by artist: Ulf Peder Olrog
by artist: Alf Prøysen
by artist: Margareta Kjellberg
by artist: K.-O. Finnbergs Orchestra
in album: Jultoner Fran Forr (Swedish Christmas Nostalgia) - Original Recordings From 1928 To 1954
  type: MusicAlbum
  date published: 2000-01-01
isrc code: HKI190615230
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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 → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28cd54e7e8e49dd1a54202fbb077aa77820f1e378722aaa7a31416621c5244cb. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190615230.
  date published: 2026-07-08T08:56:20Z
audio: Mossens Julafton
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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