Billie Holiday
type: MusicGroup
genre: big band
genre: jazz
genre: jazz blues
genre: vocal jazz
popularity: 65
followers: 2010888
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb76a13dc95005382920078093584641f4124ac12f53939d6e968c6d3baaa90b4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953423
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953423
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/100473e5-312f-4228-ab9d-b351c965245d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/100473e5-312f-4228-ab9d-b351c965245d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/100473e5-312f-4228-ab9d-b351c965245d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T21:20:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb76a13dc95005382920078093584641f4124ac12f53939d6e968c6d3baaa90b4","name":"Billie Holiday","registered_at":"2026-06-11T12:00:01Z","symbol":"NIM0021557","token_address":"0xfa33ab1b0c66a27e467741bc8e803fb5eb851df1","type":"artist","uuid":"100473e5-312f-4228-ab9d-b351c965245d"}
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 0xb76a13dc95005382920078093584641f4124ac12f53939d6e968c6d3baaa90b4. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/100473e5-312f-4228-ab9d-b351c965245d.json and https://artists.proofprofile.net/proofs/artist/100473e5-312f-4228-ab9d-b351c965245d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0xb76a13dc95005382920078093584641f4124ac12f53939d6e968c6d3baaa90b4","name":"Billie Holiday","registered_at":"2026-06-11T12:00:01Z","symbol":"NIM0021557","token_address":"0xfa33ab1b0c66a27e467741bc8e803fb5eb851df1","type":"artist","uuid":"100473e5-312f-4228-ab9d-b351c965245d"}
album: Lady Day: The Complete Billie Holiday On Columbia (1933-1944)
  type: MusicAlbum
  date published: 1970-01-01
  track: Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1
    type: MusicRecording
    duration: PT3M10S
    duration ms: 190800
    explicit: false
    by artist: Billie Holiday
    by artist: Teddy Wilson
    in album: Lady Day: The Complete Billie Holiday On Columbia (1933-1944)
      type: MusicAlbum
      date published: 1970-01-01
    isrc code: USSM14100078
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T16:17:51+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220
    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/41CHb7F7SXcmkj0h8wekeF.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41CHb7F7SXcmkj0h8wekeF
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220","isrc":"USSM14100078","name":"Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1","registered_at":"2026-06-04T16:17:51Z","spotify_id":"41CHb7F7SXcmkj0h8wekeF","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 0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220. 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/41CHb7F7SXcmkj0h8wekeF.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/41CHb7F7SXcmkj0h8wekeF.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220","isrc":"USSM14100078","name":"Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1","registered_at":"2026-06-04T16:17:51Z","spotify_id":"41CHb7F7SXcmkj0h8wekeF","type":"track"}
album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
  track: All of Me
    type: MusicRecording
    duration: PT3M1S
    duration ms: 181826
    explicit: false
    by artist: Billie Holiday
    in album: Billie Holiday Love Songs
      type: MusicAlbum
      date published: 1996-01-30
    isrc code: USSM14100004
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T14:29:42+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516
    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/79fXdfpOPGaXO1gfdq2onl.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79fXdfpOPGaXO1gfdq2onl
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516","isrc":"USSM14100004","name":"All of Me","registered_at":"2026-06-04T14:29:42Z","spotify_id":"79fXdfpOPGaXO1gfdq2onl","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 0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516. 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/79fXdfpOPGaXO1gfdq2onl.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/79fXdfpOPGaXO1gfdq2onl.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516","isrc":"USSM14100004","name":"All of Me","registered_at":"2026-06-04T14:29:42Z","spotify_id":"79fXdfpOPGaXO1gfdq2onl","type":"track"}
  track: You Go to My Head - Take 1
    type: MusicRecording
    duration: PT2M49S
    duration ms: 169333
    explicit: false
    by artist: Billie Holiday
    in album: Billie Holiday Love Songs
      type: MusicAlbum
      date published: 1996-01-30
    isrc code: USSM13800004
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-07T04:33:57+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4
    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/0JmzzjoM5HWgdEQxe58jNf.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0JmzzjoM5HWgdEQxe58jNf
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:53:06Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4","isrc":"USSM13800004","name":"You Go to My Head - Take 1","registered_at":"2026-06-07T04:33:57Z","spotify_id":"0JmzzjoM5HWgdEQxe58jNf","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 0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4. 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/0JmzzjoM5HWgdEQxe58jNf.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/0JmzzjoM5HWgdEQxe58jNf.
      date published: 2026-06-13T12:53:06Z
      text: {"copyright_id":"0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4","isrc":"USSM13800004","name":"You Go to My Head - Take 1","registered_at":"2026-06-07T04:33:57Z","spotify_id":"0JmzzjoM5HWgdEQxe58jNf","type":"track"}
  track: Until the Real Thing Comes Along
    type: MusicRecording
    duration: PT3M9S
    duration ms: 189106
    explicit: false
    by artist: Billie Holiday
    in album: Billie Holiday Love Songs
      type: MusicAlbum
      date published: 1996-01-30
    isrc code: USSM14200002
    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: My Man
  track: The Very Thought Of You
  track: Easy Living
  track: They Can't Take That Away from Me
  track: I've Got My Love to Keep Me Warm
  track: Them There Eyes
  track: Night and Day
  track: The Man I Love
  track: Me, Myself and I
  track: The Way You Look Tonight
  track: If You Were Mine
  track: I Can't Believe That You're In Love With Me
  track: Let's Do It (Let's Fall In Love)
album: Billie Holiday's Greatest Hits
album: Billie Holiday
track: I'll Be Seeing You
track: Easy Living
track: All of Me
track: Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1
track: I've Got My Love to Keep Me Warm
track: The Very Thought Of You
track: The Way You Look Tonight
track: I Can't Believe That You're In Love With Me
track: You Go to My Head - Take 1
track: Night and Day
track: My Man
track: Until the Real Thing Comes Along
track: Me, Myself and I
track: They Can't Take That Away from Me
track: The Man I Love
track: Let's Do It (Let's Fall In Love)
track: If You Were Mine
track: Them There Eyes
track: Strange Fruit

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-19T01:45:17+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/5tlG5SCWKEteq8tOjcbo0g.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5tlG5SCWKEteq8tOjcbo0g

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3","isrc":"USSM14200002","name":"Until the Real Thing Comes Along","registered_at":"2026-06-19T01:45:17Z","spotify_id":"5tlG5SCWKEteq8tOjcbo0g","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 0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5tlG5SCWKEteq8tOjcbo0g.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/5tlG5SCWKEteq8tOjcbo0g.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3","isrc":"USSM14200002","name":"Until the Real Thing Comes Along","registered_at":"2026-06-19T01:45:17Z","spotify_id":"5tlG5SCWKEteq8tOjcbo0g","type":"track"}

My Man
type: MusicRecording
duration: PT3M0S
duration ms: 180960
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T11:51:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0ewHkEC6Z8HKkciuZwSGqi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ewHkEC6Z8HKkciuZwSGqi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd","isrc":"USSM13700006","name":"My Man","registered_at":"2026-06-10T11:51:47Z","spotify_id":"0ewHkEC6Z8HKkciuZwSGqi","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 0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ewHkEC6Z8HKkciuZwSGqi.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/0ewHkEC6Z8HKkciuZwSGqi.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd","isrc":"USSM13700006","name":"My Man","registered_at":"2026-06-10T11:51:47Z","spotify_id":"0ewHkEC6Z8HKkciuZwSGqi","type":"track"}

The Very Thought Of You
type: MusicRecording
duration: PT2M45S
duration ms: 165106
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM10028641
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T14:31:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03
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/6SIBEYQtGMkZ8GUQsd1UbM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SIBEYQtGMkZ8GUQsd1UbM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03","isrc":"USSM10028641","name":"The Very Thought Of You","registered_at":"2026-06-06T14:31:39Z","spotify_id":"6SIBEYQtGMkZ8GUQsd1UbM","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 0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03. 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/6SIBEYQtGMkZ8GUQsd1UbM.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/6SIBEYQtGMkZ8GUQsd1UbM.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03","isrc":"USSM10028641","name":"The Very Thought Of You","registered_at":"2026-06-06T14:31:39Z","spotify_id":"6SIBEYQtGMkZ8GUQsd1UbM","type":"track"}

Easy Living
type: MusicRecording
duration: PT3M1S
duration ms: 181333
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:23:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61
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/0XsbCr34semDxq0ZX84BCh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0XsbCr34semDxq0ZX84BCh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61","isrc":"USSM13700008","name":"Easy Living","registered_at":"2026-06-04T08:23:48Z","spotify_id":"0XsbCr34semDxq0ZX84BCh","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 0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61. 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/0XsbCr34semDxq0ZX84BCh.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/0XsbCr34semDxq0ZX84BCh.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61","isrc":"USSM13700008","name":"Easy Living","registered_at":"2026-06-04T08:23:48Z","spotify_id":"0XsbCr34semDxq0ZX84BCh","type":"track"}

They Can't Take That Away from Me
type: MusicRecording
duration: PT3M2S
duration ms: 182026
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T21:25:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0jjnlXQlM6Gf5aRGHzihXU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jjnlXQlM6Gf5aRGHzihXU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669","isrc":"USSM13700009","name":"They Can't Take That Away from Me","registered_at":"2026-06-19T21:25:47Z","spotify_id":"0jjnlXQlM6Gf5aRGHzihXU","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 0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0jjnlXQlM6Gf5aRGHzihXU.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/0jjnlXQlM6Gf5aRGHzihXU.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669","isrc":"USSM13700009","name":"They Can't Take That Away from Me","registered_at":"2026-06-19T21:25:47Z","spotify_id":"0jjnlXQlM6Gf5aRGHzihXU","type":"track"}

I've Got My Love to Keep Me Warm
type: MusicRecording
duration: PT2M54S
duration ms: 174906
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:20:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c
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/4swVkhYwnmA0ls8UWzz5VU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4swVkhYwnmA0ls8UWzz5VU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c","isrc":"USSM13700010","name":"I've Got My Love to Keep Me Warm","registered_at":"2026-06-08T10:20:42Z","spotify_id":"4swVkhYwnmA0ls8UWzz5VU","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 0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c. 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/4swVkhYwnmA0ls8UWzz5VU.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/4swVkhYwnmA0ls8UWzz5VU.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c","isrc":"USSM13700010","name":"I've Got My Love to Keep Me Warm","registered_at":"2026-06-08T10:20:42Z","spotify_id":"4swVkhYwnmA0ls8UWzz5VU","type":"track"}

Them There Eyes
type: MusicRecording
duration: PT2M48S
duration ms: 168800
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13900025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:26:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6RLOlJ5mbK1hKst0qNjLfA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6RLOlJ5mbK1hKst0qNjLfA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa","isrc":"USSM13900025","name":"Them There Eyes","registered_at":"2026-06-21T15:26:58Z","spotify_id":"6RLOlJ5mbK1hKst0qNjLfA","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 0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6RLOlJ5mbK1hKst0qNjLfA.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/6RLOlJ5mbK1hKst0qNjLfA.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa","isrc":"USSM13900025","name":"Them There Eyes","registered_at":"2026-06-21T15:26:58Z","spotify_id":"6RLOlJ5mbK1hKst0qNjLfA","type":"track"}

Night and Day
type: MusicRecording
duration: PT2M58S
duration ms: 178266
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13900026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T08:50:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7s4jqO4hZchhEXuMn6EYHM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7s4jqO4hZchhEXuMn6EYHM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901","isrc":"USSM13900026","name":"Night and Day","registered_at":"2026-06-08T08:50:32Z","spotify_id":"7s4jqO4hZchhEXuMn6EYHM","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 0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7s4jqO4hZchhEXuMn6EYHM.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/7s4jqO4hZchhEXuMn6EYHM.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901","isrc":"USSM13900026","name":"Night and Day","registered_at":"2026-06-08T08:50:32Z","spotify_id":"7s4jqO4hZchhEXuMn6EYHM","type":"track"}

The Man I Love
type: MusicRecording
duration: PT3M4S
duration ms: 184760
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13900027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T21:25:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0GTJWvWW3b9pimWyh1MNRX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GTJWvWW3b9pimWyh1MNRX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a","isrc":"USSM13900027","name":"The Man I Love","registered_at":"2026-06-19T21:25:45Z","spotify_id":"0GTJWvWW3b9pimWyh1MNRX","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 0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0GTJWvWW3b9pimWyh1MNRX.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/0GTJWvWW3b9pimWyh1MNRX.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a","isrc":"USSM13900027","name":"The Man I Love","registered_at":"2026-06-19T21:25:45Z","spotify_id":"0GTJWvWW3b9pimWyh1MNRX","type":"track"}

Me, Myself and I
type: MusicRecording
duration: PT2M31S
duration ms: 151600
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T09:28:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1Ho5yh1ilM9v2SjfV0yjCH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Ho5yh1ilM9v2SjfV0yjCH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c","isrc":"USSM13700011","name":"Me, Myself and I","registered_at":"2026-06-18T09:28:14Z","spotify_id":"1Ho5yh1ilM9v2SjfV0yjCH","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 0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Ho5yh1ilM9v2SjfV0yjCH.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/1Ho5yh1ilM9v2SjfV0yjCH.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c","isrc":"USSM13700011","name":"Me, Myself and I","registered_at":"2026-06-18T09:28:14Z","spotify_id":"1Ho5yh1ilM9v2SjfV0yjCH","type":"track"}

The Way You Look Tonight
type: MusicRecording
duration: PT3M3S
duration ms: 183506
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13600004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T10:49:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468
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/0ywbgYYinAodsw1dm1lYe8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ywbgYYinAodsw1dm1lYe8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468","isrc":"USSM13600004","name":"The Way You Look Tonight","registered_at":"2026-06-07T10:49:16Z","spotify_id":"0ywbgYYinAodsw1dm1lYe8","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 0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468. 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/0ywbgYYinAodsw1dm1lYe8.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/0ywbgYYinAodsw1dm1lYe8.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468","isrc":"USSM13600004","name":"The Way You Look Tonight","registered_at":"2026-06-07T10:49:16Z","spotify_id":"0ywbgYYinAodsw1dm1lYe8","type":"track"}

If You Were Mine
type: MusicRecording
duration: PT3M12S
duration ms: 192026
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13500015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:30:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3EdzZGdQAFbwN8xf6GKBMa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3EdzZGdQAFbwN8xf6GKBMa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922","isrc":"USSM13500015","name":"If You Were Mine","registered_at":"2026-06-21T15:30:47Z","spotify_id":"3EdzZGdQAFbwN8xf6GKBMa","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 0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3EdzZGdQAFbwN8xf6GKBMa.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/3EdzZGdQAFbwN8xf6GKBMa.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922","isrc":"USSM13500015","name":"If You Were Mine","registered_at":"2026-06-21T15:30:47Z","spotify_id":"3EdzZGdQAFbwN8xf6GKBMa","type":"track"}

I Can't Believe That You're In Love With Me
type: MusicRecording
duration: PT2M47S
duration ms: 167333
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13800006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T20:57:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f
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/6nYyd4vfb831h391mt3GWU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nYyd4vfb831h391mt3GWU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f","isrc":"USSM13800006","name":"I Can't Believe That You're In Love With Me","registered_at":"2026-06-06T20:57:08Z","spotify_id":"6nYyd4vfb831h391mt3GWU","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 0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f. 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/6nYyd4vfb831h391mt3GWU.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/6nYyd4vfb831h391mt3GWU.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f","isrc":"USSM13800006","name":"I Can't Believe That You're In Love With Me","registered_at":"2026-06-06T20:57:08Z","spotify_id":"6nYyd4vfb831h391mt3GWU","type":"track"}

Let's Do It (Let's Fall In Love)
type: MusicRecording
duration: PT2M55S
duration ms: 175133
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM14100005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:24:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1qKfS1Qk4499iC7mDDkLpO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qKfS1Qk4499iC7mDDkLpO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b","isrc":"USSM14100005","name":"Let's Do It (Let's Fall In Love)","registered_at":"2026-06-21T15:24:52Z","spotify_id":"1qKfS1Qk4499iC7mDDkLpO","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 0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qKfS1Qk4499iC7mDDkLpO.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/1qKfS1Qk4499iC7mDDkLpO.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b","isrc":"USSM14100005","name":"Let's Do It (Let's Fall In Love)","registered_at":"2026-06-21T15:24:52Z","spotify_id":"1qKfS1Qk4499iC7mDDkLpO","type":"track"}

Billie Holiday's Greatest Hits
type: MusicAlbum
date published: 1995-02-03

Billie Holiday
type: MusicAlbum
date published: 1957-01-01
track: I'll Be Seeing You
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211533
  explicit: false
  by artist: Billie Holiday
  in album: Billie Holiday
    type: MusicAlbum
    date published: 1957-01-01
  isrc code: USMC14448351
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T08:11:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b
  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/4smkJW6uzoHxGReZqqwHS5.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4smkJW6uzoHxGReZqqwHS5
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b","isrc":"USMC14448351","name":"I'll Be Seeing You","registered_at":"2026-06-01T08:11:14Z","spotify_id":"4smkJW6uzoHxGReZqqwHS5","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 0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b. 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/4smkJW6uzoHxGReZqqwHS5.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/4smkJW6uzoHxGReZqqwHS5.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b","isrc":"USMC14448351","name":"I'll Be Seeing You","registered_at":"2026-06-01T08:11:14Z","spotify_id":"4smkJW6uzoHxGReZqqwHS5","type":"track"}

I'll Be Seeing You
type: MusicRecording
duration: PT3M31S
duration ms: 211533
explicit: false
by artist: Billie Holiday
in album: Billie Holiday
  type: MusicAlbum
  date published: 1957-01-01
isrc code: USMC14448351
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T08:11:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b
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/4smkJW6uzoHxGReZqqwHS5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4smkJW6uzoHxGReZqqwHS5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b","isrc":"USMC14448351","name":"I'll Be Seeing You","registered_at":"2026-06-01T08:11:14Z","spotify_id":"4smkJW6uzoHxGReZqqwHS5","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 0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b. 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/4smkJW6uzoHxGReZqqwHS5.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/4smkJW6uzoHxGReZqqwHS5.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xfb8281ab39bc4d33d0d391c40c43248404a10fa6b07190965bedf3fe58cc6e8b","isrc":"USMC14448351","name":"I'll Be Seeing You","registered_at":"2026-06-01T08:11:14Z","spotify_id":"4smkJW6uzoHxGReZqqwHS5","type":"track"}

Easy Living
type: MusicRecording
duration: PT3M1S
duration ms: 181333
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:23:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61
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/0XsbCr34semDxq0ZX84BCh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0XsbCr34semDxq0ZX84BCh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61","isrc":"USSM13700008","name":"Easy Living","registered_at":"2026-06-04T08:23:48Z","spotify_id":"0XsbCr34semDxq0ZX84BCh","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 0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61. 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/0XsbCr34semDxq0ZX84BCh.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/0XsbCr34semDxq0ZX84BCh.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xb31245411881c7f980ee032cb8c0e5c37772406fe39e9638469f6aafd9bd2d61","isrc":"USSM13700008","name":"Easy Living","registered_at":"2026-06-04T08:23:48Z","spotify_id":"0XsbCr34semDxq0ZX84BCh","type":"track"}

All of Me
type: MusicRecording
duration: PT3M1S
duration ms: 181826
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM14100004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:29:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516
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/79fXdfpOPGaXO1gfdq2onl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79fXdfpOPGaXO1gfdq2onl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516","isrc":"USSM14100004","name":"All of Me","registered_at":"2026-06-04T14:29:42Z","spotify_id":"79fXdfpOPGaXO1gfdq2onl","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 0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516. 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/79fXdfpOPGaXO1gfdq2onl.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/79fXdfpOPGaXO1gfdq2onl.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0f6eb8ac4465182b2640d46e8e7c9b6cd6a1c14ae7fef9426f3c9bdb82f12516","isrc":"USSM14100004","name":"All of Me","registered_at":"2026-06-04T14:29:42Z","spotify_id":"79fXdfpOPGaXO1gfdq2onl","type":"track"}

Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1
type: MusicRecording
duration: PT3M10S
duration ms: 190800
explicit: false
by artist: Billie Holiday
by artist: Teddy Wilson
in album: Lady Day: The Complete Billie Holiday On Columbia (1933-1944)
  type: MusicAlbum
  date published: 1970-01-01
isrc code: USSM14100078
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:17:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220
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/41CHb7F7SXcmkj0h8wekeF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41CHb7F7SXcmkj0h8wekeF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220","isrc":"USSM14100078","name":"Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1","registered_at":"2026-06-04T16:17:51Z","spotify_id":"41CHb7F7SXcmkj0h8wekeF","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 0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220. 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/41CHb7F7SXcmkj0h8wekeF.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/41CHb7F7SXcmkj0h8wekeF.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x169c1bded487cced627f7fa7ccdc43ed26682a17e915ccbc311a90ee469cf220","isrc":"USSM14100078","name":"Gloomy Sunday (with Teddy Wilson & His Orchestra) - Take 1","registered_at":"2026-06-04T16:17:51Z","spotify_id":"41CHb7F7SXcmkj0h8wekeF","type":"track"}

I've Got My Love to Keep Me Warm
type: MusicRecording
duration: PT2M54S
duration ms: 174906
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:20:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c
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/4swVkhYwnmA0ls8UWzz5VU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4swVkhYwnmA0ls8UWzz5VU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c","isrc":"USSM13700010","name":"I've Got My Love to Keep Me Warm","registered_at":"2026-06-08T10:20:42Z","spotify_id":"4swVkhYwnmA0ls8UWzz5VU","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 0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c. 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/4swVkhYwnmA0ls8UWzz5VU.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/4swVkhYwnmA0ls8UWzz5VU.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xa6afc84ae31683e2b523694832176c3d6c3a8446a05832a67dee5360f7f6864c","isrc":"USSM13700010","name":"I've Got My Love to Keep Me Warm","registered_at":"2026-06-08T10:20:42Z","spotify_id":"4swVkhYwnmA0ls8UWzz5VU","type":"track"}

The Very Thought Of You
type: MusicRecording
duration: PT2M45S
duration ms: 165106
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM10028641
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T14:31:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03
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/6SIBEYQtGMkZ8GUQsd1UbM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SIBEYQtGMkZ8GUQsd1UbM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03","isrc":"USSM10028641","name":"The Very Thought Of You","registered_at":"2026-06-06T14:31:39Z","spotify_id":"6SIBEYQtGMkZ8GUQsd1UbM","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 0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03. 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/6SIBEYQtGMkZ8GUQsd1UbM.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/6SIBEYQtGMkZ8GUQsd1UbM.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xb2c358ae6e855bcb4886b8c077d96fda7f91c53c3cd7009d97fe07d7e0410a03","isrc":"USSM10028641","name":"The Very Thought Of You","registered_at":"2026-06-06T14:31:39Z","spotify_id":"6SIBEYQtGMkZ8GUQsd1UbM","type":"track"}

The Way You Look Tonight
type: MusicRecording
duration: PT3M3S
duration ms: 183506
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13600004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T10:49:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468
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/0ywbgYYinAodsw1dm1lYe8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ywbgYYinAodsw1dm1lYe8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468","isrc":"USSM13600004","name":"The Way You Look Tonight","registered_at":"2026-06-07T10:49:16Z","spotify_id":"0ywbgYYinAodsw1dm1lYe8","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 0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468. 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/0ywbgYYinAodsw1dm1lYe8.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/0ywbgYYinAodsw1dm1lYe8.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x7c42f471e9afe3d959154722f216e8b1dbbd3d7dfed64ea9ca4c6921d3402468","isrc":"USSM13600004","name":"The Way You Look Tonight","registered_at":"2026-06-07T10:49:16Z","spotify_id":"0ywbgYYinAodsw1dm1lYe8","type":"track"}

I Can't Believe That You're In Love With Me
type: MusicRecording
duration: PT2M47S
duration ms: 167333
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13800006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T20:57:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f
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/6nYyd4vfb831h391mt3GWU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nYyd4vfb831h391mt3GWU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f","isrc":"USSM13800006","name":"I Can't Believe That You're In Love With Me","registered_at":"2026-06-06T20:57:08Z","spotify_id":"6nYyd4vfb831h391mt3GWU","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 0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f. 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/6nYyd4vfb831h391mt3GWU.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/6nYyd4vfb831h391mt3GWU.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xbae7ccdfb3f4b3e58cc54cb532bf216414ca066544e6917c3529c1a485a32f9f","isrc":"USSM13800006","name":"I Can't Believe That You're In Love With Me","registered_at":"2026-06-06T20:57:08Z","spotify_id":"6nYyd4vfb831h391mt3GWU","type":"track"}

You Go to My Head - Take 1
type: MusicRecording
duration: PT2M49S
duration ms: 169333
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13800004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T04:33:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4
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/0JmzzjoM5HWgdEQxe58jNf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0JmzzjoM5HWgdEQxe58jNf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4","isrc":"USSM13800004","name":"You Go to My Head - Take 1","registered_at":"2026-06-07T04:33:57Z","spotify_id":"0JmzzjoM5HWgdEQxe58jNf","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 0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4. 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/0JmzzjoM5HWgdEQxe58jNf.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/0JmzzjoM5HWgdEQxe58jNf.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xc6e672ad58c0f1f177bbe2cdfcaa5be249cd7af4a82903f964d66101172c8be4","isrc":"USSM13800004","name":"You Go to My Head - Take 1","registered_at":"2026-06-07T04:33:57Z","spotify_id":"0JmzzjoM5HWgdEQxe58jNf","type":"track"}

Night and Day
type: MusicRecording
duration: PT2M58S
duration ms: 178266
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13900026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T08:50:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7s4jqO4hZchhEXuMn6EYHM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7s4jqO4hZchhEXuMn6EYHM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901","isrc":"USSM13900026","name":"Night and Day","registered_at":"2026-06-08T08:50:32Z","spotify_id":"7s4jqO4hZchhEXuMn6EYHM","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 0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7s4jqO4hZchhEXuMn6EYHM.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/7s4jqO4hZchhEXuMn6EYHM.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xda12c2b19b7c8ef0b289c5212740f0e964a921bb576b057ee31171db62130901","isrc":"USSM13900026","name":"Night and Day","registered_at":"2026-06-08T08:50:32Z","spotify_id":"7s4jqO4hZchhEXuMn6EYHM","type":"track"}

My Man
type: MusicRecording
duration: PT3M0S
duration ms: 180960
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T11:51:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0ewHkEC6Z8HKkciuZwSGqi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ewHkEC6Z8HKkciuZwSGqi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd","isrc":"USSM13700006","name":"My Man","registered_at":"2026-06-10T11:51:47Z","spotify_id":"0ewHkEC6Z8HKkciuZwSGqi","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 0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ewHkEC6Z8HKkciuZwSGqi.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/0ewHkEC6Z8HKkciuZwSGqi.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xa6004d17d766ff393b6f8a3a45c9b806e52abd6d1659319cceb2e8c4b13800bd","isrc":"USSM13700006","name":"My Man","registered_at":"2026-06-10T11:51:47Z","spotify_id":"0ewHkEC6Z8HKkciuZwSGqi","type":"track"}

Until the Real Thing Comes Along
type: MusicRecording
duration: PT3M9S
duration ms: 189106
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM14200002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T01:45:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5tlG5SCWKEteq8tOjcbo0g.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5tlG5SCWKEteq8tOjcbo0g
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3","isrc":"USSM14200002","name":"Until the Real Thing Comes Along","registered_at":"2026-06-19T01:45:17Z","spotify_id":"5tlG5SCWKEteq8tOjcbo0g","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 0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5tlG5SCWKEteq8tOjcbo0g.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/5tlG5SCWKEteq8tOjcbo0g.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x19b3e4c08018134d765a5268ee58c27577bbaad4c225e1bae8eedf1e68d73af3","isrc":"USSM14200002","name":"Until the Real Thing Comes Along","registered_at":"2026-06-19T01:45:17Z","spotify_id":"5tlG5SCWKEteq8tOjcbo0g","type":"track"}

Me, Myself and I
type: MusicRecording
duration: PT2M31S
duration ms: 151600
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T09:28:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1Ho5yh1ilM9v2SjfV0yjCH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Ho5yh1ilM9v2SjfV0yjCH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c","isrc":"USSM13700011","name":"Me, Myself and I","registered_at":"2026-06-18T09:28:14Z","spotify_id":"1Ho5yh1ilM9v2SjfV0yjCH","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 0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Ho5yh1ilM9v2SjfV0yjCH.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/1Ho5yh1ilM9v2SjfV0yjCH.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x65f59ef16c9a39b3aac3b95a9397c49d8859fea0996d880db00572133dc4ed1c","isrc":"USSM13700011","name":"Me, Myself and I","registered_at":"2026-06-18T09:28:14Z","spotify_id":"1Ho5yh1ilM9v2SjfV0yjCH","type":"track"}

They Can't Take That Away from Me
type: MusicRecording
duration: PT3M2S
duration ms: 182026
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13700009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T21:25:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0jjnlXQlM6Gf5aRGHzihXU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jjnlXQlM6Gf5aRGHzihXU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669","isrc":"USSM13700009","name":"They Can't Take That Away from Me","registered_at":"2026-06-19T21:25:47Z","spotify_id":"0jjnlXQlM6Gf5aRGHzihXU","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 0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0jjnlXQlM6Gf5aRGHzihXU.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/0jjnlXQlM6Gf5aRGHzihXU.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x8260d2923cfc1b305e3d2673f906d0d4f937d62032f52ce6a40fe3ca20ffd669","isrc":"USSM13700009","name":"They Can't Take That Away from Me","registered_at":"2026-06-19T21:25:47Z","spotify_id":"0jjnlXQlM6Gf5aRGHzihXU","type":"track"}

The Man I Love
type: MusicRecording
duration: PT3M4S
duration ms: 184760
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13900027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T21:25:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0GTJWvWW3b9pimWyh1MNRX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GTJWvWW3b9pimWyh1MNRX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a","isrc":"USSM13900027","name":"The Man I Love","registered_at":"2026-06-19T21:25:45Z","spotify_id":"0GTJWvWW3b9pimWyh1MNRX","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 0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0GTJWvWW3b9pimWyh1MNRX.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/0GTJWvWW3b9pimWyh1MNRX.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x267a5b28e3f32e4823913a95c7cffab1b0692937a32562fc23e28ef84e83115a","isrc":"USSM13900027","name":"The Man I Love","registered_at":"2026-06-19T21:25:45Z","spotify_id":"0GTJWvWW3b9pimWyh1MNRX","type":"track"}

Let's Do It (Let's Fall In Love)
type: MusicRecording
duration: PT2M55S
duration ms: 175133
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM14100005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:24:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1qKfS1Qk4499iC7mDDkLpO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qKfS1Qk4499iC7mDDkLpO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b","isrc":"USSM14100005","name":"Let's Do It (Let's Fall In Love)","registered_at":"2026-06-21T15:24:52Z","spotify_id":"1qKfS1Qk4499iC7mDDkLpO","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 0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qKfS1Qk4499iC7mDDkLpO.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/1qKfS1Qk4499iC7mDDkLpO.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x5b44ca67d6bebf0bfb754c302b7a4dfece07f9b005795f5d59856cd865ac403b","isrc":"USSM14100005","name":"Let's Do It (Let's Fall In Love)","registered_at":"2026-06-21T15:24:52Z","spotify_id":"1qKfS1Qk4499iC7mDDkLpO","type":"track"}

If You Were Mine
type: MusicRecording
duration: PT3M12S
duration ms: 192026
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13500015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:30:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3EdzZGdQAFbwN8xf6GKBMa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3EdzZGdQAFbwN8xf6GKBMa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922","isrc":"USSM13500015","name":"If You Were Mine","registered_at":"2026-06-21T15:30:47Z","spotify_id":"3EdzZGdQAFbwN8xf6GKBMa","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 0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3EdzZGdQAFbwN8xf6GKBMa.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/3EdzZGdQAFbwN8xf6GKBMa.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x43cd627924b5c348ef9ee4e7940470adb2dd0f9619fbf6e1929022dde7ac4922","isrc":"USSM13500015","name":"If You Were Mine","registered_at":"2026-06-21T15:30:47Z","spotify_id":"3EdzZGdQAFbwN8xf6GKBMa","type":"track"}

Them There Eyes
type: MusicRecording
duration: PT2M48S
duration ms: 168800
explicit: false
by artist: Billie Holiday
in album: Billie Holiday Love Songs
  type: MusicAlbum
  date published: 1996-01-30
isrc code: USSM13900025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:26:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6RLOlJ5mbK1hKst0qNjLfA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6RLOlJ5mbK1hKst0qNjLfA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa","isrc":"USSM13900025","name":"Them There Eyes","registered_at":"2026-06-21T15:26:58Z","spotify_id":"6RLOlJ5mbK1hKst0qNjLfA","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 0x14d9538223c3661f6965ecc50ec917e32b17f1ccf1157bda69954fba971151fa. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6RLOlJ5mbK1hKst0qNjLfA.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/6RLOlJ5mbK1hKst0qNjLfA.
  date published: 2026-07-02T03:30:09Z
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Strange Fruit
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duration: PT3M10S
duration ms: 190520
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by artist: Billie Holiday
in album: The Swinging Thirties
  type: MusicAlbum
  date published: 2012-04-09
isrc code: GBGVZ1200191

The Way You Look Tonight
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duration ms: 183840
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by artist: Billie Holiday
in album: LOVE
  type: MusicAlbum
  date published: 2009-02-09
isrc code: USSM13600004
additional property: CopyrightID
additional property: CopyrightStatus
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  value: registered
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  type: PropertyValue
  value: 2026-06-07T10:49:16+00:00