David Kushner
type: MusicGroup
genre: gen-z-singer-songwriter
genre: singer-songwriter-pop
popularity: 75
followers: 2604571
additional property: CopyrightID
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: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ca95d46e-22dd-4443-8964-c69eeb78b09f.ots
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ca95d46e-22dd-4443-8964-c69eeb78b09f
additional property: OTSTimestamp
  type: PropertyValue
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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 → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this 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 0xf3706527f8e8af16eedee63addafdfd3864349536f078e04beaac604fa56f532. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ca95d46e-22dd-4443-8964-c69eeb78b09f.json and https://artists.proofprofile.net/proofs/artist/ca95d46e-22dd-4443-8964-c69eeb78b09f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Daylight
  type: MusicAlbum
  date published: 2023-04-14
  track: Daylight
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212953
    explicit: false
    by artist: David Kushner
    in album: Daylight
      type: MusicAlbum
      date published: 2023-04-14
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    additional property: CopyrightStatus
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    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953513
    additional property: OTSRecordURL
      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1odExI7RdWc4BT515LTAwj
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1odExI7RdWc4BT515LTAwj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1odExI7RdWc4BT515LTAwj.
      date published: 2026-06-13T12:47:07Z
album: Skin and Bones
  type: MusicAlbum
  date published: 2024-01-19
  track: Skin and Bones
    type: MusicRecording
    duration: PT3M34S
    duration ms: 214632
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    in album: Skin and Bones
      type: MusicAlbum
      date published: 2024-01-19
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    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
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      value: https://explorer.copyrightchains.com/tx/0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953513
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/7aZDcmt34eouhqw29aMR91.json
    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7aZDcmt34eouhqw29aMR91
    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7aZDcmt34eouhqw29aMR91.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7aZDcmt34eouhqw29aMR91.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2","isrc":"QZXDB2300047","name":"Skin and Bones","registered_at":"2026-06-01T11:24:06Z","spotify_id":"7aZDcmt34eouhqw29aMR91","type":"track"}
album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16
  track: Cigarettes
    type: MusicRecording
    duration: PT2M54S
    duration ms: 174186
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
      type: MusicAlbum
      date published: 2022-09-16
  track: Burn
    type: MusicRecording
    duration: PT2M59S
    duration ms: 179173
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
      type: MusicAlbum
      date published: 2022-09-16
  track: Cannon Beach
    type: MusicRecording
    duration: PT2M52S
    duration ms: 172680
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
      type: MusicAlbum
      date published: 2022-09-16
  track: Mr. Forgettable
    type: MusicRecording
    duration: PT3M7S
    duration ms: 187293
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
      type: MusicAlbum
      date published: 2022-09-16
  track: Look Back & Laugh
    type: MusicRecording
    duration: PT2M44S
    duration ms: 164186
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
      type: MusicAlbum
      date published: 2022-09-16
  track: Miserable Man
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232991
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
      type: MusicAlbum
      date published: 2022-09-16
  track: oooWooo
    type: MusicRecording
    duration: PT3M2S
    duration ms: 182533
    explicit: false
    by artist: David Kushner
    in album: Footprints I Found
album: Skin and Bones (MEDUZA REMIX)
album: Hero
album: In My Bones
album: Skin and Bones (Reimagined)
album: Dead Man + Daylight
album: Dead Man
album: Daylight (Reimagined)
album: Elk Grove
album: Burn
album: Mr. Forgettable
album: Miserable Man
track: Skin and Bones
track: Daylight
track: Miserable Man
track: Cigarettes
track: Skin and Bones - MEDUZA REMIX
track: Skin and Bones - MEDUZA REMIX / Extended
track: Burn
track: Cannon Beach
track: Mr. Forgettable
track: Look Back & Laugh
track: oooWooo
track: Hero
track: In My Bones

Footprints I Found
type: MusicAlbum
date published: 2022-09-16

Skin and Bones (MEDUZA REMIX)
type: MusicAlbum
date published: 2024-03-22
track: Skin and Bones - MEDUZA REMIX
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160975
  explicit: false
  by artist: David Kushner
  by artist: MEDUZA
  in album: Skin and Bones (MEDUZA REMIX)
    type: MusicAlbum
    date published: 2024-03-22
track: Skin and Bones - MEDUZA REMIX / Extended
  type: MusicRecording
  duration: PT4M25S
  duration ms: 265390
  explicit: false
  by artist: David Kushner
  by artist: MEDUZA
  in album: Skin and Bones (MEDUZA REMIX)
    type: MusicAlbum
    date published: 2024-03-22

Hero
type: MusicAlbum
date published: 2024-05-10
track: Hero
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206218
  explicit: false
  by artist: David Kushner
  in album: Hero
    type: MusicAlbum
    date published: 2024-05-10
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  additional property: OTSRecordURL
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    value: https://artists.proofprofile.net/proofs/track/4ENjopIjOD5PKPb52NKNKo.json
  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ENjopIjOD5PKPb52NKNKo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x15144565aaf2814fc4b0fb8e8292e20bc3851067d3e03223980a2815bb58e5fd. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ENjopIjOD5PKPb52NKNKo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ENjopIjOD5PKPb52NKNKo.
    date published: 2026-06-13T12:47:07Z

In My Bones
type: MusicAlbum
date published: 2024-04-19
track: In My Bones
  type: MusicRecording
  duration: PT2M36S
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  explicit: false
  by artist: Lost Frequencies
  by artist: David Kushner
  in album: In My Bones
    type: MusicAlbum
    date published: 2024-04-19
  isrc code: BEHP42400031
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    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1dcK8O2qEq7E34o4ImQEco.json
  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xdaddb31d943f9ac4cfa4657e3595d46416ffe733ada190ab05c03e6d4df5f4fc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1dcK8O2qEq7E34o4ImQEco.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dcK8O2qEq7E34o4ImQEco.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xdaddb31d943f9ac4cfa4657e3595d46416ffe733ada190ab05c03e6d4df5f4fc","isrc":"BEHP42400031","name":"In My Bones","registered_at":"2026-06-01T08:40:07Z","spotify_id":"1dcK8O2qEq7E34o4ImQEco","type":"track"}

Skin and Bones (Reimagined)
type: MusicAlbum
date published: 2024-03-29
track: Skin and Bones
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214632
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  in album: Skin and Bones (Reimagined)
    type: MusicAlbum
    date published: 2024-03-29
  isrc code: QZXDB2300047
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  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
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  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. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SbnW42aQvchXOWTwSUcjs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SbnW42aQvchXOWTwSUcjs.
    date published: 2026-06-13T17:25:41Z
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track: Skin and Bones - Ballad
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  duration: PT3M18S
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  in album: Skin and Bones (Reimagined)
    type: MusicAlbum
    date published: 2024-03-29
  isrc code: QZXDB2300061
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  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: OTSRecordURL
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xb22e81bb3b02dbbd0bbf78ba96914fea9b1447fc7c3ca0484d92cf7008410d6c. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6J0ra1nOSQTzOIOvkpVHO8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6J0ra1nOSQTzOIOvkpVHO8.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0xb22e81bb3b02dbbd0bbf78ba96914fea9b1447fc7c3ca0484d92cf7008410d6c","isrc":"QZXDB2300061","name":"Skin and Bones - Ballad","registered_at":"2026-06-06T15:01:03Z","spotify_id":"6J0ra1nOSQTzOIOvkpVHO8","type":"track"}
track: Skin and Bones - Cinematic
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203560
  explicit: false
  by artist: David Kushner
  in album: Skin and Bones (Reimagined)
    type: MusicAlbum
    date published: 2024-03-29
  isrc code: QZXDB2300062
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T21:25:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfe59036dad18c4780cb357b9af63209c58fbe16a310b64a2a8e445c8130eb298
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1tr4F28oxJhYVJlbd4Cllz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1tr4F28oxJhYVJlbd4Cllz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xfe59036dad18c4780cb357b9af63209c58fbe16a310b64a2a8e445c8130eb298","isrc":"QZXDB2300062","name":"Skin and Bones - Cinematic","registered_at":"2026-06-06T21:25:17Z","spotify_id":"1tr4F28oxJhYVJlbd4Cllz","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xfe59036dad18c4780cb357b9af63209c58fbe16a310b64a2a8e445c8130eb298. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1tr4F28oxJhYVJlbd4Cllz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1tr4F28oxJhYVJlbd4Cllz.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0xfe59036dad18c4780cb357b9af63209c58fbe16a310b64a2a8e445c8130eb298","isrc":"QZXDB2300062","name":"Skin and Bones - Cinematic","registered_at":"2026-06-06T21:25:17Z","spotify_id":"1tr4F28oxJhYVJlbd4Cllz","type":"track"}
track: Skin and Bones - Sped Up
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186636
  explicit: false
  by artist: David Kushner
  in album: Skin and Bones (Reimagined)
    type: MusicAlbum
    date published: 2024-03-29
  isrc code: QZXDB2300063
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T02:12:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb7fa32598ce7d1f45dc2f4a7d3b2f5de49f82ce1d34afe7ae967b170a8eabef2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7txWKtCUW1JgQW4KNGh5Uz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7txWKtCUW1JgQW4KNGh5Uz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb7fa32598ce7d1f45dc2f4a7d3b2f5de49f82ce1d34afe7ae967b170a8eabef2","isrc":"QZXDB2300063","name":"Skin and Bones - Sped Up","registered_at":"2026-06-11T02:12:07Z","spotify_id":"7txWKtCUW1JgQW4KNGh5Uz","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xb7fa32598ce7d1f45dc2f4a7d3b2f5de49f82ce1d34afe7ae967b170a8eabef2. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7txWKtCUW1JgQW4KNGh5Uz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7txWKtCUW1JgQW4KNGh5Uz.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xb7fa32598ce7d1f45dc2f4a7d3b2f5de49f82ce1d34afe7ae967b170a8eabef2","isrc":"QZXDB2300063","name":"Skin and Bones - Sped Up","registered_at":"2026-06-11T02:12:07Z","spotify_id":"7txWKtCUW1JgQW4KNGh5Uz","type":"track"}
track: Skin and Bones - Slowed + Reverb
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238480
  explicit: false
  by artist: David Kushner
  in album: Skin and Bones (Reimagined)
    type: MusicAlbum
    date published: 2024-03-29
  isrc code: QZXDB2300064
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Skin and Bones - Instrumental

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-08T09:41:11+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe23687b798b1e41b93bec505ade310194aa4ed94e20741fcccd42590ed248d66

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953528

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2eDGPfMc81UCkV4hUXX1G8.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2eDGPfMc81UCkV4hUXX1G8

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xe23687b798b1e41b93bec505ade310194aa4ed94e20741fcccd42590ed248d66","isrc":"QZXDB2300064","name":"Skin and Bones - Slowed + Reverb","registered_at":"2026-06-08T09:41:11Z","spotify_id":"2eDGPfMc81UCkV4hUXX1G8","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe23687b798b1e41b93bec505ade310194aa4ed94e20741fcccd42590ed248d66. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2eDGPfMc81UCkV4hUXX1G8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2eDGPfMc81UCkV4hUXX1G8.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0xe23687b798b1e41b93bec505ade310194aa4ed94e20741fcccd42590ed248d66","isrc":"QZXDB2300064","name":"Skin and Bones - Slowed + Reverb","registered_at":"2026-06-08T09:41:11Z","spotify_id":"2eDGPfMc81UCkV4hUXX1G8","type":"track"}

Skin and Bones - Instrumental
type: MusicRecording
duration: PT3M34S
duration ms: 214632
explicit: false
by artist: David Kushner
in album: Skin and Bones (Reimagined)
  type: MusicAlbum
  date published: 2024-03-29
isrc code: QZXDB2300065
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T01:06:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa5d3d07237e5fdec9a6552ce8e3170eab53aa594a3ae5c8888f7b6f1f88883b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0iyEFwtwCjYfYcn49CHLrt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iyEFwtwCjYfYcn49CHLrt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa5d3d07237e5fdec9a6552ce8e3170eab53aa594a3ae5c8888f7b6f1f88883b9","isrc":"QZXDB2300065","name":"Skin and Bones - Instrumental","registered_at":"2026-06-12T01:06:36Z","spotify_id":"0iyEFwtwCjYfYcn49CHLrt","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xa5d3d07237e5fdec9a6552ce8e3170eab53aa594a3ae5c8888f7b6f1f88883b9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0iyEFwtwCjYfYcn49CHLrt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iyEFwtwCjYfYcn49CHLrt.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xa5d3d07237e5fdec9a6552ce8e3170eab53aa594a3ae5c8888f7b6f1f88883b9","isrc":"QZXDB2300065","name":"Skin and Bones - Instrumental","registered_at":"2026-06-12T01:06:36Z","spotify_id":"0iyEFwtwCjYfYcn49CHLrt","type":"track"}

Skin and Bones
type: MusicAlbum
date published: 2024-01-19
track: Skin and Bones
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214632
  explicit: false
  by artist: David Kushner
  in album: Skin and Bones
    type: MusicAlbum
    date published: 2024-01-19
  isrc code: QZXDB2300047
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T11:24:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2ZkrdZqxR3T8mmZhHOUdYk.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ZkrdZqxR3T8mmZhHOUdYk
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2","isrc":"QZXDB2300047","name":"Skin and Bones","registered_at":"2026-06-01T11:24:06Z","spotify_id":"2ZkrdZqxR3T8mmZhHOUdYk","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZkrdZqxR3T8mmZhHOUdYk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ZkrdZqxR3T8mmZhHOUdYk.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2","isrc":"QZXDB2300047","name":"Skin and Bones","registered_at":"2026-06-01T11:24:06Z","spotify_id":"2ZkrdZqxR3T8mmZhHOUdYk","type":"track"}
track: Skin and Bones - Radio Edit
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187906
  explicit: false
  by artist: David Kushner
  in album: Skin and Bones
    type: MusicAlbum
    date published: 2024-01-19
  isrc code: QZXDB2300075
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T02:30:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7e74eb0db6c1bdea430e2ade2a769c19600bf8ecd4ed73579f8fac1625a87594
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4LyGLAgz2nPGDWFztV2P50.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4LyGLAgz2nPGDWFztV2P50
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7e74eb0db6c1bdea430e2ade2a769c19600bf8ecd4ed73579f8fac1625a87594","isrc":"QZXDB2300075","name":"Skin and Bones - Radio Edit","registered_at":"2026-06-09T02:30:49Z","spotify_id":"4LyGLAgz2nPGDWFztV2P50","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7e74eb0db6c1bdea430e2ade2a769c19600bf8ecd4ed73579f8fac1625a87594. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4LyGLAgz2nPGDWFztV2P50.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4LyGLAgz2nPGDWFztV2P50.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x7e74eb0db6c1bdea430e2ade2a769c19600bf8ecd4ed73579f8fac1625a87594","isrc":"QZXDB2300075","name":"Skin and Bones - Radio Edit","registered_at":"2026-06-09T02:30:49Z","spotify_id":"4LyGLAgz2nPGDWFztV2P50","type":"track"}

Dead Man + Daylight
type: MusicAlbum
date published: 2023-09-29
track: Dead Man
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274870
  explicit: false
  by artist: David Kushner
  in album: Dead Man + Daylight
    type: MusicAlbum
    date published: 2023-09-29
  isrc code: QZXDB2300042
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-02T02:23:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6I3q5qBAa1DpzfcdIq21DD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6I3q5qBAa1DpzfcdIq21DD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68","isrc":"QZXDB2300042","name":"Dead Man","registered_at":"2026-06-02T02:23:17Z","spotify_id":"6I3q5qBAa1DpzfcdIq21DD","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6I3q5qBAa1DpzfcdIq21DD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6I3q5qBAa1DpzfcdIq21DD.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68","isrc":"QZXDB2300042","name":"Dead Man","registered_at":"2026-06-02T02:23:17Z","spotify_id":"6I3q5qBAa1DpzfcdIq21DD","type":"track"}
track: Daylight
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212953
  explicit: false
  by artist: David Kushner
  in album: Dead Man + Daylight
    type: MusicAlbum
    date published: 2023-09-29
  isrc code: QZXDB2300005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T03:17:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7g6udHpe7XEIHieksD3xZ0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7g6udHpe7XEIHieksD3xZ0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7g6udHpe7XEIHieksD3xZ0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7g6udHpe7XEIHieksD3xZ0.
    date published: 2026-06-13T12:53:06Z
track: Daylight - Cinematic
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242307
  explicit: false
  by artist: David Kushner
  in album: Dead Man + Daylight
    type: MusicAlbum
    date published: 2023-09-29
  isrc code: QZXDB2300031
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T07:50:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/26tDYdcHwT518AZzsnY3bV.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/26tDYdcHwT518AZzsnY3bV
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678","isrc":"QZXDB2300031","name":"Daylight - Cinematic","registered_at":"2026-06-04T07:50:25Z","spotify_id":"26tDYdcHwT518AZzsnY3bV","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/26tDYdcHwT518AZzsnY3bV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/26tDYdcHwT518AZzsnY3bV.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678","isrc":"QZXDB2300031","name":"Daylight - Cinematic","registered_at":"2026-06-04T07:50:25Z","spotify_id":"26tDYdcHwT518AZzsnY3bV","type":"track"}
track: Daylight - Acoustic
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205263
  explicit: false
  by artist: David Kushner
  in album: Dead Man + Daylight
    type: MusicAlbum
    date published: 2023-09-29
  isrc code: QZXDB2300025
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T16:06:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1vT2akpYvwSiBUrtIafhyB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vT2akpYvwSiBUrtIafhyB
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9","isrc":"QZXDB2300025","name":"Daylight - Acoustic","registered_at":"2026-06-04T16:06:03Z","spotify_id":"1vT2akpYvwSiBUrtIafhyB","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vT2akpYvwSiBUrtIafhyB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vT2akpYvwSiBUrtIafhyB.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9","isrc":"QZXDB2300025","name":"Daylight - Acoustic","registered_at":"2026-06-04T16:06:03Z","spotify_id":"1vT2akpYvwSiBUrtIafhyB","type":"track"}
track: Daylight - Sped Up
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169058
  explicit: false
  by artist: David Kushner
  in album: Dead Man + Daylight
    type: MusicAlbum
    date published: 2023-09-29
  isrc code: QZXDB2300027
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Daylight - Slowed + Reverb

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T05:37:59+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953536

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953536

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/05sfXgnlb2OvrZ8Hw79GRg.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/05sfXgnlb2OvrZ8Hw79GRg

OTSTimestamp
type: PropertyValue
value: 2026-06-13T17:25:41Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702","isrc":"QZXDB2300027","name":"Daylight - Sped Up","registered_at":"2026-06-04T05:37:59Z","spotify_id":"05sfXgnlb2OvrZ8Hw79GRg","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/05sfXgnlb2OvrZ8Hw79GRg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/05sfXgnlb2OvrZ8Hw79GRg.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702","isrc":"QZXDB2300027","name":"Daylight - Sped Up","registered_at":"2026-06-04T05:37:59Z","spotify_id":"05sfXgnlb2OvrZ8Hw79GRg","type":"track"}

Daylight - Slowed + Reverb
type: MusicRecording
duration: PT3M55S
duration ms: 235146
explicit: false
by artist: David Kushner
in album: Dead Man + Daylight
  type: MusicAlbum
  date published: 2023-09-29
isrc code: QZXDB2300037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T21:21:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/11PENtCrnw8UULoEKxE0dc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11PENtCrnw8UULoEKxE0dc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523","isrc":"QZXDB2300037","name":"Daylight - Slowed + Reverb","registered_at":"2026-06-01T21:21:47Z","spotify_id":"11PENtCrnw8UULoEKxE0dc","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/11PENtCrnw8UULoEKxE0dc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11PENtCrnw8UULoEKxE0dc.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523","isrc":"QZXDB2300037","name":"Daylight - Slowed + Reverb","registered_at":"2026-06-01T21:21:47Z","spotify_id":"11PENtCrnw8UULoEKxE0dc","type":"track"}

Dead Man
type: MusicAlbum
date published: 2023-09-22
track: Dead Man
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274870
  explicit: false
  by artist: David Kushner
  in album: Dead Man
    type: MusicAlbum
    date published: 2023-09-22
  isrc code: QZXDB2300042
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-02T02:23:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2ZXb6OBkjmDYnvEB3iANgH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ZXb6OBkjmDYnvEB3iANgH
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68","isrc":"QZXDB2300042","name":"Dead Man","registered_at":"2026-06-02T02:23:17Z","spotify_id":"2ZXb6OBkjmDYnvEB3iANgH","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZXb6OBkjmDYnvEB3iANgH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ZXb6OBkjmDYnvEB3iANgH.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x0ec33d00490250faeeba00f208bb11ea668d4558fa7890a5d7bfbe548b18aa68","isrc":"QZXDB2300042","name":"Dead Man","registered_at":"2026-06-02T02:23:17Z","spotify_id":"2ZXb6OBkjmDYnvEB3iANgH","type":"track"}

Daylight (Reimagined)
type: MusicAlbum
date published: 2023-08-18
track: Daylight
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212953
  explicit: false
  by artist: David Kushner
  in album: Daylight (Reimagined)
    type: MusicAlbum
    date published: 2023-08-18
  isrc code: QZXDB2300005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T03:17:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6UykToWoqpBP4dihlx9h1S.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UykToWoqpBP4dihlx9h1S
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6UykToWoqpBP4dihlx9h1S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UykToWoqpBP4dihlx9h1S.
    date published: 2026-06-13T12:47:07Z
track: Daylight - Cinematic
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242307
  explicit: false
  by artist: David Kushner
  in album: Daylight (Reimagined)
    type: MusicAlbum
    date published: 2023-08-18
  isrc code: QZXDB2300031
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T07:50:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0hsRliMWS1BE3Z14u1BRnr.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hsRliMWS1BE3Z14u1BRnr
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678","isrc":"QZXDB2300031","name":"Daylight - Cinematic","registered_at":"2026-06-04T07:50:25Z","spotify_id":"0hsRliMWS1BE3Z14u1BRnr","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0hsRliMWS1BE3Z14u1BRnr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hsRliMWS1BE3Z14u1BRnr.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x8d3de65580b1c7c72f9de91c5b5d24bf9a9e38a420bb42d44478011a215eb678","isrc":"QZXDB2300031","name":"Daylight - Cinematic","registered_at":"2026-06-04T07:50:25Z","spotify_id":"0hsRliMWS1BE3Z14u1BRnr","type":"track"}
track: Daylight - Acoustic
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205263
  explicit: false
  by artist: David Kushner
  in album: Daylight (Reimagined)
    type: MusicAlbum
    date published: 2023-08-18
  isrc code: QZXDB2300025
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T16:06:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/38rp6FLYxF43GhnLcb99wu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38rp6FLYxF43GhnLcb99wu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9","isrc":"QZXDB2300025","name":"Daylight - Acoustic","registered_at":"2026-06-04T16:06:03Z","spotify_id":"38rp6FLYxF43GhnLcb99wu","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/38rp6FLYxF43GhnLcb99wu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38rp6FLYxF43GhnLcb99wu.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x4e316476d338ec8886a1e2620d6524a16387dbed1e4e618922124022fa4c7ed9","isrc":"QZXDB2300025","name":"Daylight - Acoustic","registered_at":"2026-06-04T16:06:03Z","spotify_id":"38rp6FLYxF43GhnLcb99wu","type":"track"}
track: Daylight - Sped Up
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169058
  explicit: false
  by artist: David Kushner
  in album: Daylight (Reimagined)
    type: MusicAlbum
    date published: 2023-08-18
  isrc code: QZXDB2300027
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:37:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3Scolo2qkKcTNVI3GOsKAP.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Scolo2qkKcTNVI3GOsKAP
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702","isrc":"QZXDB2300027","name":"Daylight - Sped Up","registered_at":"2026-06-04T05:37:59Z","spotify_id":"3Scolo2qkKcTNVI3GOsKAP","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Scolo2qkKcTNVI3GOsKAP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Scolo2qkKcTNVI3GOsKAP.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x3f295ebb061f4c9fbc4ac59631e765972feb7de37086315090f46097ecc0f702","isrc":"QZXDB2300027","name":"Daylight - Sped Up","registered_at":"2026-06-04T05:37:59Z","spotify_id":"3Scolo2qkKcTNVI3GOsKAP","type":"track"}
track: Daylight - Slowed + Reverb
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235146
  explicit: false
  by artist: David Kushner
  in album: Daylight (Reimagined)
    type: MusicAlbum
    date published: 2023-08-18
  isrc code: QZXDB2300037
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Daylight - Instrumental

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-01T21:21:49+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953513

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953513

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/0hy0avC3ZHXuSmob8ymMXD.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hy0avC3ZHXuSmob8ymMXD

OTSTimestamp
type: PropertyValue
value: 2026-06-13T12:47:07Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523","isrc":"QZXDB2300037","name":"Daylight - Slowed + Reverb","registered_at":"2026-06-01T21:21:49Z","spotify_id":"0hy0avC3ZHXuSmob8ymMXD","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0hy0avC3ZHXuSmob8ymMXD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hy0avC3ZHXuSmob8ymMXD.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0xe81121552145a7a001d00edd88b1c950d0ed6049e6bcbb7ac733ee896e374523","isrc":"QZXDB2300037","name":"Daylight - Slowed + Reverb","registered_at":"2026-06-01T21:21:49Z","spotify_id":"0hy0avC3ZHXuSmob8ymMXD","type":"track"}

Daylight - Instrumental
type: MusicRecording
duration: PT3M32S
duration ms: 212953
explicit: false
by artist: David Kushner
in album: Daylight (Reimagined)
  type: MusicAlbum
  date published: 2023-08-18
isrc code: QZXDB2300029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T04:40:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc6e52c68e4c50a2078c5e53e0550a1bbe1f6fea2c6baee30e0c725972a8d30d7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5Emh24696ORwjO7w7PYqZ4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Emh24696ORwjO7w7PYqZ4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc6e52c68e4c50a2078c5e53e0550a1bbe1f6fea2c6baee30e0c725972a8d30d7","isrc":"QZXDB2300029","name":"Daylight - Instrumental","registered_at":"2026-06-07T04:40:48Z","spotify_id":"5Emh24696ORwjO7w7PYqZ4","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc6e52c68e4c50a2078c5e53e0550a1bbe1f6fea2c6baee30e0c725972a8d30d7. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Emh24696ORwjO7w7PYqZ4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Emh24696ORwjO7w7PYqZ4.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xc6e52c68e4c50a2078c5e53e0550a1bbe1f6fea2c6baee30e0c725972a8d30d7","isrc":"QZXDB2300029","name":"Daylight - Instrumental","registered_at":"2026-06-07T04:40:48Z","spotify_id":"5Emh24696ORwjO7w7PYqZ4","type":"track"}

Elk Grove
type: MusicAlbum
date published: 2023-03-17
track: Elk Grove
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215712
  explicit: false
  by artist: David Kushner
  in album: Elk Grove
    type: MusicAlbum
    date published: 2023-03-17
  isrc code: QZXDB2300001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:20:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x098f0e61a071258031339401b137ae76cf131256209b7265dfbaeb15c7ffe9a8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0AhiwX5iV3gd8IvUUQ4TYQ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AhiwX5iV3gd8IvUUQ4TYQ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x098f0e61a071258031339401b137ae76cf131256209b7265dfbaeb15c7ffe9a8","isrc":"QZXDB2300001","name":"Elk Grove","registered_at":"2026-06-04T08:20:04Z","spotify_id":"0AhiwX5iV3gd8IvUUQ4TYQ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x098f0e61a071258031339401b137ae76cf131256209b7265dfbaeb15c7ffe9a8. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0AhiwX5iV3gd8IvUUQ4TYQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AhiwX5iV3gd8IvUUQ4TYQ.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x098f0e61a071258031339401b137ae76cf131256209b7265dfbaeb15c7ffe9a8","isrc":"QZXDB2300001","name":"Elk Grove","registered_at":"2026-06-04T08:20:04Z","spotify_id":"0AhiwX5iV3gd8IvUUQ4TYQ","type":"track"}

Burn
type: MusicAlbum
date published: 2022-06-24
track: Burn
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179173
  explicit: false
  by artist: David Kushner
  in album: Burn
    type: MusicAlbum
    date published: 2022-06-24
  isrc code: QZD5H2000398
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-02T16:53:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf66dc059bf8587cb81a04acc32555aabb38420620709043472a6d0770f229779
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3gw2Mz111daFVWm7IF0Gb7.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gw2Mz111daFVWm7IF0Gb7
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xf66dc059bf8587cb81a04acc32555aabb38420620709043472a6d0770f229779. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3gw2Mz111daFVWm7IF0Gb7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gw2Mz111daFVWm7IF0Gb7.
    date published: 2026-06-13T17:25:41Z
track: Mr. Forgettable
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187293
  explicit: false
  by artist: David Kushner
  in album: Burn
    type: MusicAlbum
    date published: 2022-06-24
track: Miserable Man
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232991
  explicit: false
  by artist: David Kushner
  in album: Burn
    type: MusicAlbum
    date published: 2022-06-24

Mr. Forgettable
type: MusicAlbum
date published: 2022-03-04
track: Mr. Forgettable
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187293
  explicit: false
  by artist: David Kushner
  in album: Mr. Forgettable
    type: MusicAlbum
    date published: 2022-03-04
  isrc code: QZD5H2000390
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T08:53:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x77985b29e162c4e6b8f3829e98d1d6c98390f0ca28eefbf9bdf978cd0901f4a6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/39ZVkOVxjG8ypNdUSVNkxU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/39ZVkOVxjG8ypNdUSVNkxU
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x77985b29e162c4e6b8f3829e98d1d6c98390f0ca28eefbf9bdf978cd0901f4a6","isrc":"QZD5H2000390","name":"Mr. Forgettable","registered_at":"2026-06-01T08:53:14Z","spotify_id":"39ZVkOVxjG8ypNdUSVNkxU","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x77985b29e162c4e6b8f3829e98d1d6c98390f0ca28eefbf9bdf978cd0901f4a6. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/39ZVkOVxjG8ypNdUSVNkxU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/39ZVkOVxjG8ypNdUSVNkxU.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x77985b29e162c4e6b8f3829e98d1d6c98390f0ca28eefbf9bdf978cd0901f4a6","isrc":"QZD5H2000390","name":"Mr. Forgettable","registered_at":"2026-06-01T08:53:14Z","spotify_id":"39ZVkOVxjG8ypNdUSVNkxU","type":"track"}
track: Miserable Man
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232991
  explicit: false
  by artist: David Kushner
  in album: Mr. Forgettable
    type: MusicAlbum
    date published: 2022-03-04

Miserable Man
type: MusicAlbum
date published: 2022-01-07
track: Miserable Man
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232991
  explicit: false
  by artist: David Kushner
  in album: Miserable Man
    type: MusicAlbum
    date published: 2022-01-07
  isrc code: QZD5H2000385
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T13:42:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6gPPoRYJwCsoB2VVdPJfmo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gPPoRYJwCsoB2VVdPJfmo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2","isrc":"QZD5H2000385","name":"Miserable Man","registered_at":"2026-06-01T13:42:13Z","spotify_id":"6gPPoRYJwCsoB2VVdPJfmo","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6gPPoRYJwCsoB2VVdPJfmo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gPPoRYJwCsoB2VVdPJfmo.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2","isrc":"QZD5H2000385","name":"Miserable Man","registered_at":"2026-06-01T13:42:13Z","spotify_id":"6gPPoRYJwCsoB2VVdPJfmo","type":"track"}

Skin and Bones
type: MusicRecording
duration: PT3M34S
duration ms: 214632
explicit: false
by artist: David Kushner
in album: Skin and Bones
  type: MusicAlbum
  date published: 2024-01-19
isrc code: QZXDB2300047
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T11:24:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7aZDcmt34eouhqw29aMR91.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7aZDcmt34eouhqw29aMR91
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2","isrc":"QZXDB2300047","name":"Skin and Bones","registered_at":"2026-06-01T11:24:06Z","spotify_id":"7aZDcmt34eouhqw29aMR91","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7aZDcmt34eouhqw29aMR91.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7aZDcmt34eouhqw29aMR91.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2","isrc":"QZXDB2300047","name":"Skin and Bones","registered_at":"2026-06-01T11:24:06Z","spotify_id":"7aZDcmt34eouhqw29aMR91","type":"track"}

Daylight
type: MusicRecording
duration: PT3M32S
duration ms: 212953
explicit: false
by artist: David Kushner
in album: Daylight
  type: MusicAlbum
  date published: 2023-04-14
isrc code: QZXDB2300005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T03:17:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1odExI7RdWc4BT515LTAwj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1odExI7RdWc4BT515LTAwj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1odExI7RdWc4BT515LTAwj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1odExI7RdWc4BT515LTAwj.
  date published: 2026-06-13T12:47:07Z

Miserable Man
type: MusicRecording
duration: PT3M52S
duration ms: 232991
explicit: false
by artist: David Kushner
in album: Academic Burn Out
  type: MusicAlbum
  date published: 2024-11-01
isrc code: QZD5H2000385
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T13:42:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/575WFgjBXZ3UQyAtTGJWVa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/575WFgjBXZ3UQyAtTGJWVa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2","isrc":"QZD5H2000385","name":"Miserable Man","registered_at":"2026-06-01T13:42:13Z","spotify_id":"575WFgjBXZ3UQyAtTGJWVa","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/575WFgjBXZ3UQyAtTGJWVa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/575WFgjBXZ3UQyAtTGJWVa.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x0a7ff55cab78d04396421a40a6b08336a8334e1f6e420abc4f0b883f6a7de5c2","isrc":"QZD5H2000385","name":"Miserable Man","registered_at":"2026-06-01T13:42:13Z","spotify_id":"575WFgjBXZ3UQyAtTGJWVa","type":"track"}

Cigarettes
type: MusicRecording
duration: PT2M54S
duration ms: 174186
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

Skin and Bones - MEDUZA REMIX
type: MusicRecording
duration: PT2M40S
duration ms: 160975
explicit: false
by artist: David Kushner
by artist: MEDUZA
in album: Skin and Bones (MEDUZA REMIX)
  type: MusicAlbum
  date published: 2024-03-22

Skin and Bones - MEDUZA REMIX / Extended
type: MusicRecording
duration: PT4M25S
duration ms: 265390
explicit: false
by artist: David Kushner
by artist: MEDUZA
in album: Skin and Bones (MEDUZA REMIX)
  type: MusicAlbum
  date published: 2024-03-22

Daylight
type: MusicRecording
duration: PT3M32S
duration ms: 212953
explicit: false
by artist: David Kushner
in album: Study Songs 2023
  type: MusicAlbum
  date published: 2023-10-02

Daylight
type: MusicRecording
duration: PT3M32S
duration ms: 212953
explicit: false
by artist: David Kushner
in album: Best Of 2023: Breakout Artists
  type: MusicAlbum
  date published: 2023-11-29
isrc code: QZXDB2300005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T03:17:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1kKeVmpvB7wH8cRcroqYmw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kKeVmpvB7wH8cRcroqYmw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc25301c2ad2ef8c8840bf0b3c2ae54f36bf21a1fc086cba08dfa77978da0fdfc. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1kKeVmpvB7wH8cRcroqYmw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kKeVmpvB7wH8cRcroqYmw.
  date published: 2026-07-08T03:53:27Z

Daylight
type: MusicRecording
duration: PT3M32S
duration ms: 212953
explicit: false
by artist: David Kushner
in album: Best of 2023 Belgium
  type: MusicAlbum
  date published: 2023-12-27

Cigarettes
type: MusicRecording
duration: PT2M54S
duration ms: 174186
explicit: false
by artist: David Kushner
in album: Melancholic Mood - The Best Music for Gloomy Days
  type: MusicAlbum
  date published: 2024-03-15

Daylight
type: MusicRecording
duration: PT3M32S
duration ms: 212953
explicit: false
by artist: David Kushner
in album: 滑雪听歌攻略
  type: MusicAlbum
  date published: 2023-12-16

Burn
type: MusicRecording
duration: PT2M59S
duration ms: 179173
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

Cannon Beach
type: MusicRecording
duration: PT2M52S
duration ms: 172680
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

Mr. Forgettable
type: MusicRecording
duration: PT3M7S
duration ms: 187293
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

Look Back & Laugh
type: MusicRecording
duration: PT2M44S
duration ms: 164186
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

Miserable Man
type: MusicRecording
duration: PT3M52S
duration ms: 232991
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

oooWooo
type: MusicRecording
duration: PT3M2S
duration ms: 182533
explicit: false
by artist: David Kushner
in album: Footprints I Found
  type: MusicAlbum
  date published: 2022-09-16

Hero
type: MusicRecording
duration: PT3M26S
duration ms: 206218
explicit: false
by artist: David Kushner
in album: Hero
  type: MusicAlbum
  date published: 2024-05-10
isrc code: QZXDB2300087
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-02T00:15:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15144565aaf2814fc4b0fb8e8292e20bc3851067d3e03223980a2815bb58e5fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4ENjopIjOD5PKPb52NKNKo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ENjopIjOD5PKPb52NKNKo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x15144565aaf2814fc4b0fb8e8292e20bc3851067d3e03223980a2815bb58e5fd. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ENjopIjOD5PKPb52NKNKo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ENjopIjOD5PKPb52NKNKo.
  date published: 2026-06-13T12:47:07Z

In My Bones
type: MusicRecording
duration: PT2M36S
duration ms: 156126
explicit: false
by artist: Lost Frequencies
by artist: David Kushner
in album: In My Bones
  type: MusicAlbum
  date published: 2024-04-19
isrc code: BEHP42400031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T08:40:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdaddb31d943f9ac4cfa4657e3595d46416ffe733ada190ab05c03e6d4df5f4fc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1dcK8O2qEq7E34o4ImQEco.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dcK8O2qEq7E34o4ImQEco
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdaddb31d943f9ac4cfa4657e3595d46416ffe733ada190ab05c03e6d4df5f4fc","isrc":"BEHP42400031","name":"In My Bones","registered_at":"2026-06-01T08:40:07Z","spotify_id":"1dcK8O2qEq7E34o4ImQEco","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xdaddb31d943f9ac4cfa4657e3595d46416ffe733ada190ab05c03e6d4df5f4fc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1dcK8O2qEq7E34o4ImQEco.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dcK8O2qEq7E34o4ImQEco.
  date published: 2026-06-13T12:47:07Z
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Skin and Bones
type: MusicRecording
duration: PT3M34S
duration ms: 214632
explicit: false
by artist: David Kushner
in album: Skin and Bones (Reimagined)
  type: MusicAlbum
  date published: 2024-03-29
isrc code: QZXDB2300047
additional property: CopyrightID
additional property: CopyrightStatus
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  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-01T11:24:06+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5SbnW42aQvchXOWTwSUcjs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SbnW42aQvchXOWTwSUcjs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2","isrc":"QZXDB2300047","name":"Skin and Bones","registered_at":"2026-06-01T11:24:06Z","spotify_id":"5SbnW42aQvchXOWTwSUcjs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x705122b1e8fc2b3b37ee85857c6010550826b972ecc552dd9c774800b54fa8f2. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SbnW42aQvchXOWTwSUcjs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SbnW42aQvchXOWTwSUcjs.
  date published: 2026-06-13T17:25:41Z
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