Hollow Hearts
type: MusicGroup
genre: norwegian pop
popularity: 23
followers: 1656
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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 → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf454f430353de96b45989fa314698770553951a5fe4d8b49a1f6663a2a461732. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/78b96ca1-893d-465b-8b89-3f9afc2717d9.json and https://artists.proofprofile.net/proofs/artist/78b96ca1-893d-465b-8b89-3f9afc2717d9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Losing Heart
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  date published: 2017-08-04
  track: Losing Heart
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album: Losing Heart
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album: Into the City
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  track: Into the City
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  track: Sing Sing Sing
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    audio: Sing Sing Sing
album: Down to the Wire
album: Down To The Wire
album: Annabelle
album: Leaving Day
album: Travelling
album: Travelling Songs
album: I've Got Hope
album: Checking Out
album: Peter
album: Reminiscence
album: Concede
album: Because You Stick Around
album: Standstill / Evening Man
album: Stille, bli med inn
album: Villfarer
track: Last Call

Sing Sing Sing
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Down to the Wire
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date published: 2018-02-23
track: Down to the Wire
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Down To The Wire
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Annabelle
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date published: 2018-03-16
track: Annabelle
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track: Parade
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track: When We Get There
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track: Down To The Wire
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track: Trouble Prelude
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  audio: Trouble Prelude
track: Trouble
track: Keep Moving On
track: Into The City
track: Things We Hide
track: Red House Song
track: The Line
track: Peter
track: Annabelle pt. 2

Trouble Prelude
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Trouble
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Keep Moving On
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Into The City
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Things We Hide
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Red House Song
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The Line
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Peter
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track: Keep Moving On
track: Into the City
track: Things We Hide
track: Red House Song
track: The Line
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track: Annabelle, Pt. 2

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Things We Hide
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Red House Song
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The Line
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Peter
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Annabelle, Pt. 2
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I've Got Hope
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Checking Out
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Peter
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High Time
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A Night Time Walk
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Checking Out
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Home for Him
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Bells
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Reminiscence
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Concede
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Because You Stick Around
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Standstill / Evening Man
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track: Evening Man
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Stille, bli med inn
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Villfarer
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Villfarer
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track: Tyngdekraft
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track: Ingen vei tilbake
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track: Nattasang
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track: Nok en vinter
track: Kjære mor
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track: Høre til
track: Kan du høre stemmen min no

Nattasang
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Nok en vinter
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Kjære mor
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1946
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Høre til
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Kan du høre stemmen min no
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Last Call
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by artist: Nordnorsk Opera og Symfoniorkester
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