David Kreuger
type: MusicGroup
description: David Kreuger is a Swedish songwriter and music producer. Career David Kreuger began at Cheiron Studios in the spring of 1993. During the period 1993-1997, he worked with Per Magnusson on several p
popularity: 4
followers: 86
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x44534c12930868af583c06b4dfc8d86ade79805213f700bb1473c66fb83dae9c
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44534c12930868af583c06b4dfc8d86ade79805213f700bb1473c66fb83dae9c. Chain 2 (Bitcoin): anchored in block 953877 (2026-06-16T02:39:16Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/07436927-b3bf-4f47-8eda-772ba9e5f335.json and https://artists.proofprofile.net/proofs/artist/07436927-b3bf-4f47-8eda-772ba9e5f335.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T02:39:16Z
  text: {"copyright_id":"0x44534c12930868af583c06b4dfc8d86ade79805213f700bb1473c66fb83dae9c","name":"David Kreuger","registered_at":"2026-06-15T16:08:27Z","symbol":"NIM0760871","token_address":"0x48388817d0be1a9d8d79ca1044cc7ec31e8d6b3f","type":"artist","uuid":"07436927-b3bf-4f47-8eda-772ba9e5f335"}
album: I Believe in You
  type: MusicAlbum
  date published: 2022-04-01
track: I Believe in You (Je crois en toi)

I Believe in You (Je crois en toi)
type: MusicRecording
duration: PT4M0S
duration ms: 240293
explicit: false
by artist: David Kreuger
by artist: Matteo Saggese
by artist: Jörgen Elofsson
by artist: Per Magnusson
by artist: Luc Plamondon
by artist: Il Divo
by artist: Céline Dion
by artist: Henrik Janson
by artist: Ulf Janson
in album: Ancora
  type: MusicAlbum
  date published: 2006-01-03
isrc code: GBHMU0500059
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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  value: true
additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x219b0324761643c5438e69780b5953ccedef35dc7a858c259443940e1eb83921. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/GBHMU0500059.
  date published: 2026-07-02T11:38:34Z
audio: I Believe in You (Je crois en toi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.164
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.021
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
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    value: 0.062
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.678
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor