Hans-Günter Heumann
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genre: neoclassical
popularity: 24
followers: 515
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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 → 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
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  date published: 2026-06-12T19:24:56Z
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album: It's Boogie-Woogie Time, Band 2
  type: MusicAlbum
  date published: 2002-01-01
album: Christmas Kultsongs
  type: MusicAlbum
  date published: 2009
album: Kult Ballads - Die 50 schönsten Love Songs aller Zeiten
  type: MusicAlbum
  date published: 2009
album: The Classical Piano Method - Duet Collection 1
  type: MusicAlbum
  date published: 2011
album: Piano Pieces - Live Your Dream
  type: MusicAlbum
  date published: 2011-04-04
album: The Classical Piano Method - Duet Collection 2
  type: MusicAlbum
  date published: 2012
album: The Classical Piano Method - Duet Collection 3
  type: MusicAlbum
  date published: 2012
album: The Classical Piano Method - Method Book 1
  type: MusicAlbum
  date published: 2012-05-23
album: The Classical Piano Method - Method Book 2
  type: MusicAlbum
  date published: 2012-07-25
album: Light and Shade - Emotional Piano Pieces
  type: MusicAlbum
  date published: 2013-11-20
album: The Classical Piano Method - Method Book 3
  type: MusicAlbum
  date published: 2014-03-06
album: Fantasy Piano
  type: MusicAlbum
  date published: 2015-03-19
album: Go Your Own Way - 12 Emotional Piano Pieces
  type: MusicAlbum
  date published: 2015-04-23
album: Pianomania
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  date published: 2017-01-20
album: Mystery Piano
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  date published: 2018-03-21
album: Piano Flow
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  date published: 2019-08-30
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    genre: neoclassical
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-13T18:21:04Z
    audio: Melody of Rapture
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album: Galaxy Piano
  type: MusicAlbum
  date published: 2019-11-20
album: Waves of Life
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album: What About Me
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album: Soul Islands
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    genre: neoclassical
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album: Melancholy Of Love
album: From Piano with Love
album: Love Surrounds Me
album: Soul Kisses
album: Voce Del Mare
album: Our Ludwig
album: Beethoven's Birthday Boogie
album: 2 Chopinettes
album: The River (Picture of Our Dreams)
album: Stream of Life
album: Magic Of Life
album: Visions
album: Piano Ballerina
album: Beyond All Time
album: I Am
album: Ice Crystals
album: Elegia d'amore
album: In This Moment
album: Do You Dare
album: Focused
album: Piano Aspects
album: Place to Be
album: Divine
album: Piano Peace
album: Schubertüde (nach einem Thema von Franz Schubert)
album: Essence
album: Dreamworld - 20 Easy Romantic Piano Pieces
album: It's Boogie-Woogie Time, Band 1
album: Winter Dreams - 20 Easy Romantic Piano Pieces
album: Trust the Universe
album: Being You
album: What Still Remains
album: Dance of Evanescence
album: Illusion (Piano Versions)

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OTSVerificationAPI
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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 → 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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a735eb062cb8dd714f6da8c925acbf2966ffd9d94f1d92822dba4ac187299af. Chain 2 (Bitcoin): anchored in block 957891 (2026-07-13T18:21:04Z), 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/DEK372000102.
date published: 2026-07-13T18:21:04Z

Soul Islands
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additional property: Tempo (BPM)
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Melancholy Of Love
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date published: 2020-06-19
track: Melancholy Of Love
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  by artist: Hans-Günter Heumann
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    date published: 2020-06-19
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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 → 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
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22604d8c8e35599157953832a05fa3d705ea5ecfd2827d585339da7875db2fc0. Chain 2 (Bitcoin): anchored in block 958918 (2026-07-20T17:58:04Z), 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/DEK372000118.
    date published: 2026-07-20T17:58:04Z
  audio: Melancholy Of Love
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    additional property: Acousticness
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From Piano with Love
type: MusicAlbum
date published: 2020-07-03

Love Surrounds Me
type: MusicAlbum
date published: 2020-07-24

Soul Kisses
type: MusicAlbum
date published: 2020-08-14

Voce Del Mare
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Our Ludwig
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Beethoven's Birthday Boogie
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2 Chopinettes
type: MusicAlbum
date published: 2020-08-31

The River (Picture of Our Dreams)
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date published: 2020-09-11

Stream of Life
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date published: 2020-09-25

Stream of Life
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date published: 2020-10-09
track: Time Flows More Slowly
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-19T15:48:23Z
  audio: Time Flows More Slowly
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track: Soul Kisses
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-19T03:36:41Z
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Magic Of Life
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date published: 2020-10-16

Visions
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Piano Ballerina
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Beyond All Time
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I Am
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date published: 2020-11-20

Ice Crystals
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date published: 2021-02-26

Elegia d'amore
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date published: 2021-03-12

In This Moment
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date published: 2021-03-26

Do You Dare
type: MusicAlbum
date published: 2021-04-09

Focused
type: MusicAlbum
date published: 2021-04-23
track: Focused
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167391
  explicit: false
  by artist: Hans-Günter Heumann
  in album: Focused
    type: MusicAlbum
    date published: 2021-04-23
  genre: neoclassical
  isrc code: DEK372000157
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T06:29:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x011856fef9bc0fb3e60b721d7d9575ba230089405912886784f7c1c53a536d1f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958838
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958838
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372000157
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T09:31:30Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x011856fef9bc0fb3e60b721d7d9575ba230089405912886784f7c1c53a536d1f. Chain 2 (Bitcoin): anchored in block 958838 (2026-07-20T09:31:30Z), 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/DEK372000157.
    date published: 2026-07-20T09:31:30Z
  audio: Focused
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 60.779
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.367
    additional property: Energy
      type: PropertyValue
      value: 0.029
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.985
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.946
    additional property: Liveness
      type: PropertyValue
      value: 0.108
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.119
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.93
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Piano Aspects
type: MusicAlbum
date published: 2021-05-07

Place to Be
type: MusicAlbum
date published: 2021-07-02

Divine
type: MusicAlbum
date published: 2021-07-09

Piano Peace
type: MusicAlbum
date published: 2021-07-16

Schubertüde (nach einem Thema von Franz Schubert)
type: MusicAlbum
date published: 2021-09-10

Essence
type: MusicAlbum
date published: 2022-11-11
track: Why?
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181212
  explicit: false
  by artist: Hans-Günter Heumann
  in album: Essence
    type: MusicAlbum
    date published: 2022-11-11
  genre: neoclassical
  isrc code: DEK372200008
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T06:56:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x72c437fd82b56e4706673799619f19596e25a9ec18b8d6487c2f2f4d41e8d31a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958380
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958380
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372200008
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T07:07:02Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72c437fd82b56e4706673799619f19596e25a9ec18b8d6487c2f2f4d41e8d31a. Chain 2 (Bitcoin): anchored in block 958380 (2026-07-17T07:07:02Z), 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/DEK372200008.
    date published: 2026-07-17T07:07:02Z
  audio: Why?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 83.579
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.441
    additional property: Energy
      type: PropertyValue
      value: 0.098
    additional property: Speechiness
      type: PropertyValue
      value: 0.059
    additional property: Acousticness
      type: PropertyValue
      value: 0.996
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.935
    additional property: Liveness
      type: PropertyValue
      value: 0.102
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.173
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.598
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Soul Lullaby
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145085
  explicit: false
  by artist: Hans-Günter Heumann
  in album: Essence
    type: MusicAlbum
    date published: 2022-11-11
  genre: neoclassical
  isrc code: DEK372200009
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T18:52:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9330bb8f6dd92c1282ffb63b63fdd9e6277690d0b0b53be8e3b0ae53eae0519e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958316
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958316
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372200009
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T21:55:02Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9330bb8f6dd92c1282ffb63b63fdd9e6277690d0b0b53be8e3b0ae53eae0519e. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:55:02Z), 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/DEK372200009.
    date published: 2026-07-16T21:55:02Z
  audio: Soul Lullaby
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 180.569
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.341
    additional property: Energy
      type: PropertyValue
      value: 0.05
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.991
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.919
    additional property: Liveness
      type: PropertyValue
      value: 0.083
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.197
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.459
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Magic Happens
  type: MusicRecording
  duration: PT3M39S
  duration ms: 219021
  explicit: false
  by artist: Hans-Günter Heumann
  in album: Essence
    type: MusicAlbum
    date published: 2022-11-11
  genre: neoclassical
  isrc code: DEK372200010
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T09:24:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x18a976cb88ad7d95c895818f195551ddc7098d53c84a395c74f33156dc96e6ce
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958137
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958137
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Magic Happens
track: Life Is An Echo
track: Sacred Time
track: Together One

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372200010

OTSTimestamp
type: PropertyValue
value: 2026-07-15T12:26:02Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18a976cb88ad7d95c895818f195551ddc7098d53c84a395c74f33156dc96e6ce. Chain 2 (Bitcoin): anchored in block 958137 (2026-07-15T12:26:02Z), 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/DEK372200010.
date published: 2026-07-15T12:26:02Z

Magic Happens
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 67.966
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 3
additional property: Danceability
  type: PropertyValue
  value: 0.497
additional property: Energy
  type: PropertyValue
  value: 0.03
additional property: Speechiness
  type: PropertyValue
  value: 0.056
additional property: Acousticness
  type: PropertyValue
  value: 0.993
additional property: Instrumentalness
  type: PropertyValue
  value: 0.925
additional property: Liveness
  type: PropertyValue
  value: 0.106
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.095
additional property: Loudness (dB)
  type: PropertyValue
  value: -22.681
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
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Life Is An Echo
type: MusicRecording
duration: PT2M25S
duration ms: 145890
explicit: false
by artist: Hans-Günter Heumann
in album: Essence
  type: MusicAlbum
  date published: 2022-11-11
genre: neoclassical
isrc code: DEK372200011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T06:53:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb718eb61aec38a204cd1a2ac61754a28b460834890b1f6c50ba7f80fb6f6a88
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956772
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956772
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372200011
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T10:01:46Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb718eb61aec38a204cd1a2ac61754a28b460834890b1f6c50ba7f80fb6f6a88. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/DEK372200011.
  date published: 2026-07-05T10:01:46Z
audio: Life Is An Echo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.019
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.468
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.996
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.902
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.187
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.357
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
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Sacred Time
type: MusicRecording
duration: PT3M41S
duration ms: 221381
explicit: false
by artist: Hans-Günter Heumann
in album: Essence
  type: MusicAlbum
  date published: 2022-11-11
genre: neoclassical
isrc code: DEK372200012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T14:14:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58647f5f1b9a5dea172483ab3af6003d31e57d9fa0b5d22200d8e5b358622a86
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958430
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958430
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372200012
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T15:33:28Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58647f5f1b9a5dea172483ab3af6003d31e57d9fa0b5d22200d8e5b358622a86. Chain 2 (Bitcoin): anchored in block 958430 (2026-07-17T15:33:28Z), 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/DEK372200012.
  date published: 2026-07-17T15:33:28Z
audio: Sacred Time
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.937
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.422
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.919
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.171
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.59
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
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Together One
type: MusicRecording
duration: PT4M9S
duration ms: 249501
explicit: false
by artist: Hans-Günter Heumann
in album: Essence
  type: MusicAlbum
  date published: 2022-11-11
genre: neoclassical
isrc code: DEK372200013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T01:03:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2030b18f6d77f9ebc450d54b00a2ed435841477567ccb254199ad291132aba1c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958224
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958224
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEK372200013
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T02:28:43Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2030b18f6d77f9ebc450d54b00a2ed435841477567ccb254199ad291132aba1c. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), 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/DEK372200013.
  date published: 2026-07-16T02:28:43Z
audio: Together One
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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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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    value: Minor

Dreamworld - 20 Easy Romantic Piano Pieces
type: MusicAlbum
date published: 2023-02-08

It's Boogie-Woogie Time, Band 1
type: MusicAlbum
date published: 2023-05-29

Winter Dreams - 20 Easy Romantic Piano Pieces
type: MusicAlbum
date published: 2023-09-20

Trust the Universe
type: MusicAlbum
date published: 2023-12-01

Being You
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date published: 2024-01-12

What Still Remains
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date published: 2024-02-02
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    date published: 2024-02-02
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    date published: 2026-07-15T12:47:11Z
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Dance of Evanescence
type: MusicAlbum
date published: 2024-03-01
track: Dance of Evanescence
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  by artist: Hans-Günter Heumann
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    date published: 2024-03-01
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    date published: 2026-07-05T01:12:41Z
  audio: Dance of Evanescence
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Illusion (Piano Versions)
type: MusicAlbum
date published: 2025-11-07