Leon den Engelsen
type: MusicGroup
popularity: 23
followers: 848
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additional property: OTSVerifyInstructions
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  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 0x36e742e5bea54d14c996fb33580eebafcdf0072b2a6b3f9cb104a6b45ef83826. 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/03c70544-5c71-4427-bed6-680079af186d.json and https://artists.proofprofile.net/proofs/artist/03c70544-5c71-4427-bed6-680079af186d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Foliage
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album: Set
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album: Substance
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album: Mycelium
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  date published: 2020-11-27
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album: Closure
album: Vinter
album: Growth
album: In Good And Bad Times
album: Last Waltz
album: Day One
album: Jacht
album: Home
album: Move
album: Melody
album: Jällabjär
album: Don't mind me
album: Together
album: for me || for you
track: In Good And Bad Times
track: I Bought You Flowers

Mycelium
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Substance
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track: Mycelium
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track: Awakening
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Closure
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date published: 2021-04-09
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Vinter
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Growth
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track: Closure
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track: Vinter
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track: Descendants
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track: Awakening (take 2)
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track: Tales
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track: Growth

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Growth
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In Good And Bad Times
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date published: 2021-08-27
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Last Waltz
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date published: 2021-10-22
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Day One
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Jacht
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Home
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Move
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Melody
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Home
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track: Memories
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track: Keys
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track: Melody
track: Nostalgia
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Move
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Keys
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November
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Building Bridges
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Melody
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Nostalgia
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The Observer
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Jällabjär
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Don't mind me
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Together
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for me || for you
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track: Curiosity
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track: Together
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track: for me || for you
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track: In5
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  audio: In5
track: Falling
track: It's alright now
track: Looped

In5
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Falling
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It's alright now
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Looped
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In Good And Bad Times
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I Bought You Flowers
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I Bought You Flowers
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