Pelle Gudmundsen-Holmgreen
type: MusicGroup
genre: contemporary-classical
description: thumb|Pelle Gudmundsen-Holmgreen (2012) Pelle Gudmundsen-Holmgreen (21 November 1932 – 27 June 2016) was a Danish composer. Biography Pelle Gudmundsen-Holmgreen was born in Copenhagen, Denmark, and
popularity: 4
followers: 468
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4108c06ced5d914702ba43f7eae1d91419e68b945bc59141f488ac67af7aecbc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954513
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T06:31:18Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4108c06ced5d914702ba43f7eae1d91419e68b945bc59141f488ac67af7aecbc","name":"Pelle Gudmundsen-Holmgreen","registered_at":"2026-06-20T04:57:26Z","symbol":"NIM1522722","token_address":"0x8b93c542fdc36c8f9712b54eec78bcbf861268c0","type":"artist","uuid":"9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6"}
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4108c06ced5d914702ba43f7eae1d91419e68b945bc59141f488ac67af7aecbc. Chain 2 (Bitcoin): anchored in block 954513 (2026-06-20T06:31:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6.json and https://artists.proofprofile.net/proofs/artist/9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T06:31:18Z
  text: {"copyright_id":"0x4108c06ced5d914702ba43f7eae1d91419e68b945bc59141f488ac67af7aecbc","name":"Pelle Gudmundsen-Holmgreen","registered_at":"2026-06-20T04:57:26Z","symbol":"NIM1522722","token_address":"0x8b93c542fdc36c8f9712b54eec78bcbf861268c0","type":"artist","uuid":"9fd50b9e-9305-4a79-b69c-8ad5a30b4fc6"}
album: Green Ground (Live)
  type: MusicAlbum
  date published: 2016-10-14
  track: String Quartet No. 11 "No Ground": I. —
  track: New Ground Green
album: Gudmundsen-Holmgreen: Mixed Company
  type: MusicAlbum
  date published: 2014-04-01
album: Baltic Voices 3
  type: MusicAlbum
  date published: 2005-11-07
album: Classical Chillout: Choral, Vol. 1
  type: MusicAlbum
  date published: 2017-05-12
  track: 3 Choruses: No. 2, Sacred Love
    type: MusicRecording
    duration: PT3M19S
    duration ms: 199426
    explicit: false
    by artist: Georgy Sviridov
    by artist: Ieva Ezeriete
    by artist: Latvian Radio Choir
    by artist: Sigvards Kļava
    in album: Classical Chillout: Choral, Vol. 1
      type: MusicAlbum
      date published: 2017-05-12
    isrc code: USB8U1700937
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-07T14:30:08+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x96e26788e888e319daea7e31ba908b04680d85bcd8b3f511b180400b856dd316
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957124
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957124
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1700937
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:53:27Z
    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 0x96e26788e888e319daea7e31ba908b04680d85bcd8b3f511b180400b856dd316. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/USB8U1700937.
      date published: 2026-07-08T03:53:27Z
    audio: 3 Choruses: No. 2, Sacred Love
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 94.366
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.227
      additional property: Energy
        type: PropertyValue
        value: 0.035
      additional property: Speechiness
        type: PropertyValue
        value: 0.047
      additional property: Acousticness
        type: PropertyValue
        value: 0.985
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.947
      additional property: Liveness
        type: PropertyValue
        value: 0.105
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.036
      additional property: Loudness (dB)
        type: PropertyValue
        value: -32.422
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Vildtvoksende fantasier
  type: MusicAlbum
  date published: 2021-06-18
album: Gudmundsen-Holmgreen, P.: Plateaux / For Piano
  type: MusicAlbum
  date published: 2009
album: The Royal Danish Academy of Music 150 years
  type: MusicAlbum
  date published: 2018-01-19
album: Seven Responses
  type: MusicAlbum
  date published: 2017-02-03
  track: To the Hands: No. 3, Her Beacon-Hand Beckons
    type: MusicRecording
    duration: PT3M40S
    duration ms: 220946
    explicit: false
    by artist: Caroline Shaw
    by artist: The Crossing
    by artist: Donald Nally
    in album: Seven Responses
      type: MusicAlbum
      date published: 2017-02-03
    isrc code: US29K1791203
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-24T14:26:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x55d2961dfe961e298fcc0164158162d4b1d3289544e7e902e3a6ad04234112b2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956312
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956312
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US29K1791203
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T05:09:12Z
    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 0x55d2961dfe961e298fcc0164158162d4b1d3289544e7e902e3a6ad04234112b2. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/US29K1791203.
      date published: 2026-07-02T05:09:12Z
    audio: To the Hands: No. 3, Her Beacon-Hand Beckons
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.367
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: To the Hands: No. 6, I Will Hold You
album: I want to live
album: Nordic Sound: Tribute to Axel Borup-Jørgensen
album: Everyone Loves the Spring - New Danish Songs
album: Gudmundsen-Holmgreen: Complete String Quartets, Vol. 2
album: Gudmundsen-Holmgreen: Complete String Quartets, Vol. 1
album: Pelle Gudmundsen-Holmgreen: Repriser
album: Pelle Gudmundsen-Holmgreen: Incontri – Works for Orchestra
album: The Natural World of Pelle Gudmundsen-Holmgreen
album: Buxtehude: Scandinavian Cantatas
album: Gudmundsen-Holmgreen: Chamber Music
album: Gudmundsen-Holmgreen: Organ Music
album: GUDMUNDSEN-HOLMGREEN: For Cello and Orchestra / Concerto Grosso / Frere Jacques
album: Gudmundsen-Holmgreen: Music for Voices and Instruments
album: String Quartet No. 7, Parted: I.
album: Gudmundsen-Holmgreen: Concerto Grosso, Moving Still & Last Ground
album: Concert Clemens
album: Allan Gravgaard Madsen: Nachtmusik - Gudmundsen-Holmgreen: For Violin & Orchestra
album: De Røde Roser - Dansk Kormusik i 100 År
album: 根據漢斯·克里斯蒂安·安徒生所寫的歌詞譜寫的歌曲
album: Som en forårsnat
album: Norgard: I Ching / Xenakis: Psappha / Gudmundsen-Holmgreen: Triptykon
album: Early & Late
album: Danish & Faroese Recorder Concertos
album: Great Danes
album: SONGS TO TEXTS BY HANS CHRISTIAN ANDERSEN
album: Frosty Silence (The): Music for Guitar by Danish Composers
album: Nye danske sange
album: Distant Still
album: Scenes from a New Music Séance
album: Danish Works for Organ
album: The Plucked North
album: Gudmundsen-Holmgreen: Symphony-Antiphony / Rasmussen: Symphony in Time
album: Five Danish Piano Trios
album: Pelle Gudmundsen-Holmgreen: Green Ground (Live)

String Quartet No. 11 "No Ground": I. —
type: MusicRecording
duration: PT1M51S
duration ms: 111453
explicit: false
by artist: Pelle Gudmundsen-Holmgreen
by artist: Kronos Quartet
in album: Green Ground (Live)
  type: MusicAlbum
  date published: 2016-10-14
genre: contemporary-classical
isrc code: DKFAA1601701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:49:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd6e15078d6f186d207f68600a7ea7a4e3e4f6ea9a883f302cfc44109936d00d8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFAA1601701
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957124
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:53:27+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6e15078d6f186d207f68600a7ea7a4e3e4f6ea9a883f302cfc44109936d00d8. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DKFAA1601701.
  date published: 2026-07-08T03:53:27Z
audio: String Quartet No. 11 "No Ground": I. —
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.306
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.488
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.068
  additional property: Acousticness
    type: PropertyValue
    value: 0.938
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.233
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.384
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.901
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

New Ground Green
type: MusicRecording
duration: PT13M37S
duration ms: 817760
explicit: false
by artist: Pelle Gudmundsen-Holmgreen
by artist: Kronos Quartet
by artist: Theatre Of Voices
by artist: Paul Hillier
in album: Green Ground (Live)
  type: MusicAlbum
  date published: 2016-10-14
genre: contemporary-classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b1227e1b9f07d8c6fba56ddf21de164de8fb57dd8ea51ae9aa588a8b73c74dc. Chain 2 (Bitcoin): anchored in block 960241 (2026-07-30T09:58:01Z), 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/DKFAA1601711.
  date published: 2026-07-30T09:58:01Z
audio: New Ground Green
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.809
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.296
  additional property: Energy
    type: PropertyValue
    value: 0.067
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.798
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.154
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.13
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.282
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DKFAA1601711
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960241
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:58:01+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFAA1601711
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960241
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960241
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:58:01+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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 5

Danceability
type: PropertyValue
value: 0.176

Energy
type: PropertyValue
value: 0.046

Speechiness
type: PropertyValue
value: 0.043

Acousticness
type: PropertyValue
value: 0.989

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.213

Valence (Positivity)
type: PropertyValue
value: 0.035

Loudness (dB)
type: PropertyValue
value: -28.407

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Minor

To the Hands: No. 6, I Will Hold You
type: MusicRecording
duration: PT3M9S
duration ms: 189133
explicit: false
by artist: Caroline Shaw
by artist: The Crossing
by artist: International Contemporary Ensemble
by artist: Donald Nally
in album: Seven Responses
  type: MusicAlbum
  date published: 2017-02-03
isrc code: US29K1791206
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:04:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3224280193f77f9eadf85114d8e3710d7fb692e33a0b7f47f608473c83b93b11
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956349
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US29K1791206
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
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 0x3224280193f77f9eadf85114d8e3710d7fb692e33a0b7f47f608473c83b93b11. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/US29K1791206.
  date published: 2026-07-02T11:34:59Z
audio: To the Hands: No. 6, I Will Hold You
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.651
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.123
  additional property: Energy
    type: PropertyValue
    value: 0.084
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.065
  additional property: Liveness
    type: PropertyValue
    value: 0.051
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.64
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

I want to live
type: MusicAlbum
date published: 2013-04-02
track: Six Mediaeval Lyrics: No. 1. Mens mea
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269426
  explicit: false
  by artist: William Brooks
  by artist: The Crossing
  by artist: Donald Nally
  in album: I want to live
    type: MusicAlbum
    date published: 2013-04-02
  isrc code: US29K1385602
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T07:55:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x38abf181990eacdc1e9ae7852d240f4d85cda78465ba9e3ddde4d5446eea4898
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US29K1385602
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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 0x38abf181990eacdc1e9ae7852d240f4d85cda78465ba9e3ddde4d5446eea4898. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/US29K1385602.
    date published: 2026-07-08T03:53:27Z
  audio: Six Mediaeval Lyrics: No. 1. Mens mea
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 164.17
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.151
    additional property: Energy
      type: PropertyValue
      value: 0.099
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.992
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.066
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.055
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.608
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: I lie
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281946
  explicit: false
  by artist: David Lang
  by artist: The Crossing
  by artist: Donald Nally
  in album: I want to live
    type: MusicAlbum
    date published: 2013-04-02
  isrc code: US29K1385608
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T12:10:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf5a6459869b592bfed64544c594805d4bd259719baf5b2531a2ae76bca408f66
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957145
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US29K1385608
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  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 0xf5a6459869b592bfed64544c594805d4bd259719baf5b2531a2ae76bca408f66. 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/US29K1385608.
    date published: 2026-07-08T08:56:20Z
  audio: I lie
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 142.661
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.216
    additional property: Energy
      type: PropertyValue
      value: 0.018
    additional property: Speechiness
      type: PropertyValue
      value: 0.052
    additional property: Acousticness
      type: PropertyValue
      value: 0.993
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.023
    additional property: Liveness
      type: PropertyValue
      value: 0.097
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.03
    additional property: Loudness (dB)
      type: PropertyValue
      value: -36.131
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Nordic Sound: Tribute to Axel Borup-Jørgensen
type: MusicAlbum
date published: 2015-08-07

Everyone Loves the Spring - New Danish Songs
type: MusicAlbum
date published: 2010-02-15

Gudmundsen-Holmgreen: Complete String Quartets, Vol. 2
type: MusicAlbum
date published: 2024-07-05

Gudmundsen-Holmgreen: Complete String Quartets, Vol. 1
type: MusicAlbum
date published: 2019-02-08

Pelle Gudmundsen-Holmgreen: Repriser
type: MusicAlbum
date published: 2016-10-14

Pelle Gudmundsen-Holmgreen: Incontri – Works for Orchestra
type: MusicAlbum
date published: 2016-10-14

The Natural World of Pelle Gudmundsen-Holmgreen
type: MusicAlbum
date published: 2011-01-04

Buxtehude: Scandinavian Cantatas
type: MusicAlbum
date published: 2010-11-16

Gudmundsen-Holmgreen: Chamber Music
type: MusicAlbum
date published: 2002-06-12

Gudmundsen-Holmgreen: Organ Music
type: MusicAlbum
date published: 2002-01-01

GUDMUNDSEN-HOLMGREEN: For Cello and Orchestra / Concerto Grosso / Frere Jacques
type: MusicAlbum
date published: 1997-07-03

Gudmundsen-Holmgreen: Music for Voices and Instruments
type: MusicAlbum
date published: 1997

String Quartet No. 7, Parted: I.
type: MusicAlbum
date published: 2024-06-21

Gudmundsen-Holmgreen: Concerto Grosso, Moving Still & Last Ground
type: MusicAlbum
date published: 2008-10-28

Concert Clemens
type: MusicAlbum
date published: 2014-11-25
track: Morgensang af Elverskud
  type: MusicRecording
  duration: PT2M12S
  duration ms: 132920
  explicit: false
  by artist: Niels Gade
  by artist: Concert Clemens
  by artist: Carsten Seyer-Hansen
  in album: Concert Clemens
    type: MusicAlbum
    date published: 2014-11-25
  genre: late-romantic-era
  genre: early-modern-classical
  genre: danish-classical
  isrc code: DKECA1405201
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T09:46:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x59c8b001fb50a6d03d17af8c21ed4a49869d5d094d4a667286466faa956b6a1f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKECA1405201
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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 0x59c8b001fb50a6d03d17af8c21ed4a49869d5d094d4a667286466faa956b6a1f. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/DKECA1405201.
    date published: 2026-07-02T05:09:12Z
  audio: Morgensang af Elverskud
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 138.873
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.206
    additional property: Energy
      type: PropertyValue
      value: 0.176
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.989
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.171
    additional property: Liveness
      type: PropertyValue
      value: 0.107
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.039
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.456
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Le chant des oiseaux
  type: MusicRecording
  duration: PT5M35S
  duration ms: 335573
  explicit: false
  by artist: Clément Janequin
  by artist: Concert Clemens
  by artist: Carsten Seyer-Hansen
  in album: Concert Clemens
    type: MusicAlbum
    date published: 2014-11-25
  isrc code: DKECA1405218
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T04:22:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd94788543389e7517ed78f10e0e49def91e073d36fc87ee3c0febe4af14c85f5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKECA1405218
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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 0xd94788543389e7517ed78f10e0e49def91e073d36fc87ee3c0febe4af14c85f5. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/DKECA1405218.
    date published: 2026-07-02T05:09:12Z
  audio: Le chant des oiseaux
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 103.103
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.299
    additional property: Energy
      type: PropertyValue
      value: 0.207
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.992
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.794
    additional property: Liveness
      type: PropertyValue
      value: 0.073
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.229
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.857
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Allan Gravgaard Madsen: Nachtmusik - Gudmundsen-Holmgreen: For Violin & Orchestra
type: MusicAlbum
date published: 2019-12-13
track: Nachtmusik: I. Nachtstück (Live)
  type: MusicRecording
  duration: PT16M44S
  duration ms: 1004040
  explicit: false
  by artist: Allan Gravgaard Madsen
  by artist: Christina Åstrand
  by artist: Per Salo
  by artist: Danish National Symphony Orchestra
  by artist: Ryan Bancroft
  in album: Allan Gravgaard Madsen: Nachtmusik - Gudmundsen-Holmgreen: For Violin & Orchestra
    type: MusicAlbum
    date published: 2019-12-13
  isrc code: DKFAA1902301
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T23:14:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0e0cc40c447e84d076b47ae7b302ad4b5990f5ae7e6d4a98b921b1c4ab060cb5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFAA1902301
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 0x0e0cc40c447e84d076b47ae7b302ad4b5990f5ae7e6d4a98b921b1c4ab060cb5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DKFAA1902301.
    date published: 2026-07-08T03:22:41Z
  audio: Nachtmusik: I. Nachtstück (Live)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.499
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 6
    additional property: Danceability
      type: PropertyValue
      value: 0.267
    additional property: Energy
      type: PropertyValue
      value: 0.188
    additional property: Speechiness
      type: PropertyValue
      value: 0.052
    additional property: Acousticness
      type: PropertyValue
      value: 0.779
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.289
    additional property: Liveness
      type: PropertyValue
      value: 0.489
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.023
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.112
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Nachtmusik: III. Ständchen (Live)
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185800
  explicit: false
  by artist: Allan Gravgaard Madsen
  by artist: Christina Åstrand
  by artist: Per Salo
  by artist: Danish National Symphony Orchestra
  by artist: Ryan Bancroft
  in album: Allan Gravgaard Madsen: Nachtmusik - Gudmundsen-Holmgreen: For Violin & Orchestra
    type: MusicAlbum
    date published: 2019-12-13
  isrc code: DKFAA1902303
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T07:47:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf3c9df2dbb6c71a985014cce15f735e3387f2d59e613c3c1ad2ecf09b117f248
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957118
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFAA1902303
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  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 0xf3c9df2dbb6c71a985014cce15f735e3387f2d59e613c3c1ad2ecf09b117f248. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/DKFAA1902303.
    date published: 2026-07-08T03:20:19Z
  audio: Nachtmusik: III. Ständchen (Live)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 180.103
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.261
    additional property: Energy
      type: PropertyValue
      value: 0.285
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0.944
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.545
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.039
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.066
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

De Røde Roser - Dansk Kormusik i 100 År
type: MusicAlbum
date published: 2019-12-10
track: Madonna over bølgerne
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173893
  explicit: false
  by artist: Peter Erasmus Lange-Muller
  by artist: Copenhagen University Choir Lille MUKO
  by artist: Jesper Grove Jørgensen
  in album: De Røde Roser - Dansk Kormusik i 100 År
    type: MusicAlbum
    date published: 2019-12-10
  popularity: 2
  isrc code: DKANP5174111
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T04:27:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfe6f25a27c0874efca70b4282478519c9d8129fc3d45b0ecc0432ff18a212750
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKANP5174111
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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 0xfe6f25a27c0874efca70b4282478519c9d8129fc3d45b0ecc0432ff18a212750. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DKANP5174111.
    date published: 2026-07-08T03:53:27Z
  audio: Madonna over bølgerne
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.458
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.259
    additional property: Energy
      type: PropertyValue
      value: 0.064
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.985
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.142
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.085
    additional property: Loudness (dB)
      type: PropertyValue
      value: -27.016
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

根據漢斯·克里斯蒂安·安徒生所寫的歌詞譜寫的歌曲
type: MusicAlbum
date published: 2000-01-01
track: I Danmark er jeg fodt
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225160
  explicit: false
  by artist: Poul Schierbeck
  by artist: Musica Ficta
  by artist: Bo Holten
  in album: 根據漢斯·克里斯蒂安·安徒生所寫的歌詞譜寫的歌曲
    type: MusicAlbum
    date published: 2000-01-01
  isrc code: DKBW50500112
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T09:40:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x57ac688098cc3cc72dda839ba0cdda7283db643297c3d807defca010bbf09736
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKBW50500112
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 0x57ac688098cc3cc72dda839ba0cdda7283db643297c3d807defca010bbf09736. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DKBW50500112.
    date published: 2026-07-08T03:22:41Z
  audio: I Danmark er jeg fodt
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.432
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.194
    additional property: Energy
      type: PropertyValue
      value: 0.136
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.99
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.219
    additional property: Liveness
      type: PropertyValue
      value: 0.076
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.127
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.055
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Som en forårsnat
type: MusicAlbum
date published: 2014-06-04

Norgard: I Ching / Xenakis: Psappha / Gudmundsen-Holmgreen: Triptykon
type: MusicAlbum
date published: 1988-01-31

Early & Late
type: MusicAlbum
date published: 2014-01-07

Danish & Faroese Recorder Concertos
type: MusicAlbum
date published: 2015-08-07

Great Danes
type: MusicAlbum
date published: 2013-04-10
track: Glemselshejren
  type: MusicRecording
  duration: PT2M5S
  duration ms: 125546
  explicit: false
  by artist: Vagn Holmboe
  by artist: Vox Aros
  in album: Great Danes
    type: MusicAlbum
    date published: 2013-04-10
  isrc code: DKFD52559026
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T16:50:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x30247323de84cc841bd00470bdeeb89836f9f4204a0385510d735b094bfe8745
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKFD52559026
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 0x30247323de84cc841bd00470bdeeb89836f9f4204a0385510d735b094bfe8745. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DKFD52559026.
    date published: 2026-07-08T03:22:41Z
  audio: Glemselshejren
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.991
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 6
    additional property: Danceability
      type: PropertyValue
      value: 0.369
    additional property: Energy
      type: PropertyValue
      value: 0.072
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.987
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.005
    additional property: Liveness
      type: PropertyValue
      value: 0.085
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.147
    additional property: Loudness (dB)
      type: PropertyValue
      value: -27.541
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

SONGS TO TEXTS BY HANS CHRISTIAN ANDERSEN
type: MusicAlbum
date published: 2000-01-01

Frosty Silence (The): Music for Guitar by Danish Composers
type: MusicAlbum
date published: 1993-11-03

Nye danske sange
type: MusicAlbum
date published: 2018-01-12

Distant Still
type: MusicAlbum
date published: 2011-06-07

Scenes from a New Music Séance
type: MusicAlbum
date published: 2006

Danish Works for Organ
type: MusicAlbum
date published: 1995-08-29

The Plucked North
type: MusicAlbum
date published: 2010-10-01

Gudmundsen-Holmgreen: Symphony-Antiphony / Rasmussen: Symphony in Time
type: MusicAlbum
date published: 1992-12-14

The Royal Danish Academy of Music 150 years
type: MusicAlbum
date published: 2018-01-19

Gudmundsen-Holmgreen, P.: Plateaux / For Piano
type: MusicAlbum
date published: 2009-02-24

Five Danish Piano Trios
type: MusicAlbum
date published: 2015-11-06

Pelle Gudmundsen-Holmgreen: Green Ground (Live)
type: MusicAlbum
date published: 2016-10-14

GUDMUNDSEN-HOLMGREEN: For Cello and Orchestra / Concerto Grosso / Frere Jacques
type: MusicAlbum
date published: 1997-07-03

Gudmundsen-Holmgreen: Concerto Grosso, Moving Still & Last Ground
type: MusicAlbum
date published: 2008-10-28