Jens Søndergaard
type: MusicGroup
genre: bossa nova
description: Jens Søndergaard (4 October 1895 – 21 May 1957) was a Danish expressionist painter. He specialised in strongly coloured landscapes depicting his feelings for the power of nature and the sea. Søndergaa
popularity: 10
followers: 152
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/468f688a-2c25-460b-a16c-82dcef086a47
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8f3820ec0bb4ceb06830e8c46b9950dafc6fce981a78272042f36df60f69ada. Chain 2 (Bitcoin): anchored in block 954062 (2026-06-17T07:39:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/468f688a-2c25-460b-a16c-82dcef086a47.json and https://artists.proofprofile.net/proofs/artist/468f688a-2c25-460b-a16c-82dcef086a47.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T07:39:10Z
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album: Plays the Latin Vibe of Clare Fischer
  type: MusicAlbum
  date published: 2021-07-16
  track: Wistful Samba
album: Plays the Brubeck-Desmond Songbook
  type: MusicAlbum
  date published: 2020-05-22
album: Our Song
  type: MusicAlbum
  date published: 2017-03-21
album: More Golson
  type: MusicAlbum
  date published: 2012-04-22
album: A Time For Love
  type: MusicAlbum
  date published: 2008-08-04
  track: But Beautiful
    type: MusicRecording
    duration: PT7M9S
    duration ms: 429546
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    by artist: Kenny Werner & Jens Søndergaard
    in album: A Time For Love
      type: MusicAlbum
      date published: 2008-08-04
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    additional property: OTSTimestamp
      type: PropertyValue
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    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17ae0514776cced5b5191e4f2a94361b3856295b176a37f76b0764098b59b49a. 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/DKBDB0801901.
      date published: 2026-07-08T03:22:41Z
    audio: But Beautiful
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      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
        type: PropertyValue
        value: 0.507
      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
        type: PropertyValue
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      additional property: Instrumentalness
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      additional property: Liveness
        type: PropertyValue
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
        type: PropertyValue
        value: -17.59
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      additional property: Mode Name
        type: PropertyValue
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  track: Lover Man
    type: MusicRecording
    duration: PT6M51S
    duration ms: 411306
    explicit: false
    by artist: Kenny Werner & Jens Søndergaard
    in album: A Time For Love
      type: MusicAlbum
      date published: 2008-08-04
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    additional property: OTSTimestamp
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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
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8106d02f908a53135dbeada1a54474d7afd84a74e7eab312bdd2b8b2ff7f775. 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/DKBDB0801904.
      date published: 2026-07-08T03:53:27Z
    audio: Lover Man
      type: AudioObject
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      additional property: Mode (Major/Minor)
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      additional property: Time Signature
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      additional property: Danceability
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      additional property: Speechiness
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      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: Darn The Dream
album: A Bad Case of Jazz
album: Sexy Saxophones
album: El Conguero
album: Stunt Goes Thelonius Monk
album: Tate's Delight - Groovin' at the Jass Festival
album: Peter Heise: The Song Edition
album: Stunt Records Compilation 2009, Vol. 17
album: JAZZ, Søllerød Jazzklub 40 Years
album: Sonority
album: Have a Dynamic Christmas
album: Mohawk
album: Leewise (Remastered 2020)
album: Swinging Svendborg (Live)
album: 1980
album: Undecided

Wistful Samba
type: MusicRecording
duration: PT5M26S
duration ms: 326533
explicit: false
by artist: Jens Søndergaard
by artist: Morten Grønvad
in album: Plays the Latin Vibe of Clare Fischer
  type: MusicAlbum
  date published: 2021-07-16
isrc code: DKEFA2100904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKEFA2100904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x638fb89394a0fb0b91966662d4bcedd6308ef9f3015f84fbb8df2615ebf9f296. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DKEFA2100904.
  date published: 2026-06-13T13:32:09Z
audio: Wistful Samba
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.639
  additional property: Energy
    type: PropertyValue
    value: 0.196
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Lover Man
type: MusicRecording
duration: PT6M51S
duration ms: 411306
explicit: false
by artist: Kenny Werner
by artist: Jens Søndergaard
in album: Sexy Saxophones
  type: MusicAlbum
  date published: 2015-06-15
isrc code: DKBDB0801904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc8106d02f908a53135dbeada1a54474d7afd84a74e7eab312bdd2b8b2ff7f775
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957061
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKBDB0801904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8106d02f908a53135dbeada1a54474d7afd84a74e7eab312bdd2b8b2ff7f775. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/DKBDB0801904.
  date published: 2026-07-07T16:07:00Z
audio: Lover Man
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Mode Name
    type: PropertyValue
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Parapirope
type: MusicRecording
duration: PT3M53S
duration ms: 233917
explicit: false
by artist: Eliel Lazo
by artist: Ignacio Guerra
by artist: Jens Søndergaard
by artist: Marvin Diz
by artist: Michael Heise
by artist: Mikkel Nordsø
by artist: Tony Moreaux
by artist: Yasser Pino
in album: El Conguero
  type: MusicAlbum
  date published: 2010-11-01
isrc code: DKBDB1002811
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:15:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKBDB1002811
additional property: OTSTimestamp
  type: PropertyValue
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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
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae298fce83729689bc418fc18b9562bbccc7de69502b168173551e4c117ccdfa. 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/DKBDB1002811.
  date published: 2026-07-08T03:53:27Z
audio: Parapirope
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    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
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Rythm Song
type: MusicRecording
duration: PT3M30S
duration ms: 210265
explicit: false
by artist: Dan Hemmer
by artist: Eliel Lazo
by artist: Hanne Boel
by artist: Hugo Rasmussen
by artist: Jacob Andersen
by artist: Jacob Dinesen
by artist: Jens Søndergaard
by artist: Michael Heise
in album: El Conguero
  type: MusicAlbum
  date published: 2010-11-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9da728169c0691c63286f7ff8de297315f0bce87aa0b148d111b6984c16e5a46. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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/DKBDB1002804.
  date published: 2026-07-29T21:09:47Z
audio: Rythm Song
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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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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isrc code: DKBDB1002804
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960144
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T21:09:47+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKBDB1002804
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960144
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:09:47+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

Acousticness
type: PropertyValue
value: 0.991

Instrumentalness
type: PropertyValue
value: 0.649

Liveness
type: PropertyValue
value: 0.107

Valence (Positivity)
type: PropertyValue
value: 0.359

Loudness (dB)
type: PropertyValue
value: -16.902

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Minor

Darn The Dream
type: MusicRecording
duration: PT4M50S
duration ms: 290506
explicit: false
by artist: Kenny Werner & Jens Søndergaard
in album: A Time For Love
  type: MusicAlbum
  date published: 2008-08-04
isrc code: DKBDB0801907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T18:14:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6fa36abc576a30f1de0ad830087131a6e37325e4463892a57731dfe3ea7543d0
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/DKBDB0801907
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 0x6fa36abc576a30f1de0ad830087131a6e37325e4463892a57731dfe3ea7543d0. 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/DKBDB0801907.
  date published: 2026-07-08T03:53:27Z
audio: Darn The Dream
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.639
  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: 0.6
  additional property: Energy
    type: PropertyValue
    value: 0.147
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.895
  additional property: Liveness
    type: PropertyValue
    value: 0.182
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.333
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.154
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

A Bad Case of Jazz
type: MusicAlbum
date published: 2005-01-01

Sexy Saxophones
type: MusicAlbum
date published: 2015-06-15
track: Tenderly
  type: MusicRecording
  duration: PT6M48S
  duration ms: 408973
  explicit: false
  by artist: Christina von Bülow
  by artist: Søren Kristiansen
  by artist: Jesper Lundgaard
  by artist: Eliot Zigmund
  in album: Sexy Saxophones
    type: MusicAlbum
    date published: 2015-06-15
  isrc code: DKBDB1401303
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T08:49:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x38e34f188893f76bea83fe5e82ef7dc5c538ffbb1e6dacb35f8945b9fec88dcc
  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/DKBDB1401303
  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 0x38e34f188893f76bea83fe5e82ef7dc5c538ffbb1e6dacb35f8945b9fec88dcc. 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/DKBDB1401303.
    date published: 2026-07-08T03:22:41Z
  audio: Tenderly
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.16
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.533
    additional property: Energy
      type: PropertyValue
      value: 0.297
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.852
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.143
    additional property: Liveness
      type: PropertyValue
      value: 0.047
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.415
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.094
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Alone Together
  type: MusicRecording
  duration: PT7M23S
  duration ms: 443959
  explicit: false
  by artist: Jens Haack
  in album: Sexy Saxophones
    type: MusicAlbum
    date published: 2015-06-15
  isrc code: DKBDB1100107
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T19:51:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfc80663d05d7e5272a61dc99976a36f01a162c262942effbc05d4344d6dd183d
  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/DKBDB1100107
  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 0xfc80663d05d7e5272a61dc99976a36f01a162c262942effbc05d4344d6dd183d. 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/DKBDB1100107.
    date published: 2026-07-08T03:20:19Z
  audio: Alone Together
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 150.631
    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: 0.557
    additional property: Energy
      type: PropertyValue
      value: 0.316
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.836
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.117
    additional property: Liveness
      type: PropertyValue
      value: 0.131
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.287
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.438
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Lover Man
track: Tobacco House
  type: MusicRecording
  duration: PT9M1S
  duration ms: 541240
  explicit: false
  by artist: Eliel Lazo
  by artist: Jonas Johansen
  by artist: Yasser Morejon
  by artist: Jakob Dinesen
  by artist: Tony Rodriguez
  in album: Sexy Saxophones
    type: MusicAlbum
    date published: 2015-06-15
  isrc code: USA370673237
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T14:24:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe7d7d1b71dee15e303881951420baa8ce88385a85f6813b057a20bb990869225
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Tobacco House
track: But Beautiful
track: I Can't Get Started
track: Ps, I Love You

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370673237

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 0xe7d7d1b71dee15e303881951420baa8ce88385a85f6813b057a20bb990869225. 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/USA370673237.
date published: 2026-07-08T03:22:41Z

Tobacco House
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 156.781
additional property: Musical Key
  type: PropertyValue
  value: 5
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.409
additional property: Energy
  type: PropertyValue
  value: 0.622
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.513
additional property: Instrumentalness
  type: PropertyValue
  value: 0.782
additional property: Liveness
  type: PropertyValue
  value: 0.073
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.29
additional property: Loudness (dB)
  type: PropertyValue
  value: -13.166
additional property: Key Name
  type: PropertyValue
  value: F
additional property: Mode Name
  type: PropertyValue
  value: Major

But Beautiful
type: MusicRecording
duration: PT7M9S
duration ms: 429546
explicit: false
by artist: Kenny Werner
by artist: Jens Søndergaard
in album: Sexy Saxophones
  type: MusicAlbum
  date published: 2015-06-15
isrc code: DKBDB0801901
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:31:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x17ae0514776cced5b5191e4f2a94361b3856295b176a37f76b0764098b59b49a
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/DKBDB0801901
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 0x17ae0514776cced5b5191e4f2a94361b3856295b176a37f76b0764098b59b49a. 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/DKBDB0801901.
  date published: 2026-07-08T03:53:27Z
audio: But Beautiful
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.689
  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: 0.507
  additional property: Energy
    type: PropertyValue
    value: 0.11
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.931
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.167
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.59
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Can't Get Started
type: MusicRecording
duration: PT6M27S
duration ms: 387239
explicit: false
by artist: Jens Haack
in album: Sexy Saxophones
  type: MusicAlbum
  date published: 2015-06-15
isrc code: DKBDB1100105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:11:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2710c7c78bb51322c91f8f4d8a3b87da95878fc546a924e4670cb5b092eee427
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/DKBDB1100105
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 0x2710c7c78bb51322c91f8f4d8a3b87da95878fc546a924e4670cb5b092eee427. 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/DKBDB1100105.
  date published: 2026-07-08T03:20:19Z
audio: I Can't Get Started
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.485
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.623
  additional property: Energy
    type: PropertyValue
    value: 0.274
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.842
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.658
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.57
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ps, I Love You
type: MusicRecording
duration: PT5M19S
duration ms: 319440
explicit: false
by artist: Jakob Dinesen
in album: Sexy Saxophones
  type: MusicAlbum
  date published: 2015-06-15
isrc code: DKBDB1401503
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:44:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x028c7cde3dfabfc101cf1688c8b2732893b0378f49aa08e73aeed50697392ea3
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/DKBDB1401503
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 0x028c7cde3dfabfc101cf1688c8b2732893b0378f49aa08e73aeed50697392ea3. 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/DKBDB1401503.
  date published: 2026-07-08T03:20:19Z
audio: Ps, I Love You
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.021
  additional property: Musical Key
    type: PropertyValue
    value: 7
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    date published: 2026-07-08T03:20:19Z
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    date published: 2026-07-08T03:53:27Z
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track: Parapirope
track: Rythm Song

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OTSTimestamp
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OTSVerifyInstructions
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date published: 2026-07-08T03:20:19Z

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Stunt Goes Thelonius Monk
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date published: 2011

Tate's Delight - Groovin' at the Jass Festival
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date published: 2022-12-09

Peter Heise: The Song Edition
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date published: 2021-02-12

Stunt Records Compilation 2009, Vol. 17
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date published: 2009-03-30

JAZZ, Søllerød Jazzklub 40 Years
type: MusicAlbum
date published: 2016-11-14

Sonority
type: MusicAlbum
date published: 2015-06-04

Have a Dynamic Christmas
type: MusicAlbum
date published: 2021-11-19

Mohawk
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date published: 2014-01-19

Leewise (Remastered 2020)
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date published: 1993-03-20

Swinging Svendborg (Live)
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date published: 2013-02-07

1980
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date published: 2016-12-18

Undecided
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date published: 2016-12-18