Letta Mbulu
type: MusicGroup
genre: afro soul
popularity: 41
followers: 48732
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f4f8c644-5097-4fc6-a2c4-84ca14d5437e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f4f8c644-5097-4fc6-a2c4-84ca14d5437e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f4f8c644-5097-4fc6-a2c4-84ca14d5437e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0x49d70c1a99e7af626b0d5584ab8c731c1a7b0e3c0980baca675390b8a6e2f764","name":"Letta Mbulu","registered_at":"2026-06-12T13:45:32Z","symbol":"NIM0315651","token_address":"0x627dba9728306b81d315799a56e1c38fecd547e2","type":"artist","uuid":"f4f8c644-5097-4fc6-a2c4-84ca14d5437e"}
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 0x49d70c1a99e7af626b0d5584ab8c731c1a7b0e3c0980baca675390b8a6e2f764. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f4f8c644-5097-4fc6-a2c4-84ca14d5437e.json and https://artists.proofprofile.net/proofs/artist/f4f8c644-5097-4fc6-a2c4-84ca14d5437e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
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album: Greatest Hits
  type: MusicAlbum
  date published: 1970-01-01
  track: Nomalizo
    type: MusicRecording
    duration: PT5M8S
    duration ms: 308440
    explicit: false
    by artist: Letta Mbulu
    in album: Greatest Hits
      type: MusicAlbum
      date published: 1970-01-01
album: The Best of
  type: MusicAlbum
  date published: 2016-01-29
  track: There's Music In The Air - Live
    type: MusicRecording
    duration: PT6M58S
    duration ms: 418320
    explicit: false
    by artist: Letta Mbulu & Caiphus Semenya
    in album: The Best of
      type: MusicAlbum
      date published: 2016-01-29
    isrc code: ZAC050501244
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-07T04:08:20+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xab50146dfb581577f1201109c8a12ec0892e13a87b018d6e6b56628a385fc6f3
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953536
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/5mN46R0MchvtXo1mGrCpll.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5mN46R0MchvtXo1mGrCpll
    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab50146dfb581577f1201109c8a12ec0892e13a87b018d6e6b56628a385fc6f3. 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/5mN46R0MchvtXo1mGrCpll.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/5mN46R0MchvtXo1mGrCpll.
      date published: 2026-06-13T17:25:41Z
      text: {"copyright_id":"0xab50146dfb581577f1201109c8a12ec0892e13a87b018d6e6b56628a385fc6f3","isrc":"ZAC050501244","name":"There's Music In The Air - Live","registered_at":"2026-06-07T04:08:20Z","spotify_id":"5mN46R0MchvtXo1mGrCpll","type":"track"}
album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
  track: We Can Do It
    type: MusicRecording
    duration: PT4M47S
    duration ms: 287640
    explicit: false
    by artist: Letta Mbulu
    in album: Not Yet Uhuru
      type: MusicAlbum
      date published: 1996-07-16
    isrc code: ZAC059600039
  track: Not Yet Uhuru
    type: MusicRecording
    duration: PT5M21S
    duration ms: 321666
    explicit: false
    by artist: Letta Mbulu
    in album: Not Yet Uhuru
      type: MusicAlbum
      date published: 1996-07-16
    isrc code: ZAC050300514
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-05T10:51:41+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x12c18ad70311640e0232219df211442860a76de805c0273cc24c1eaeb1f9d238
    additional property: OTSHash
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    additional property: OTSBitcoinBlockVerifyURL
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    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/2ySmpuPgDmxnw83LFnYK9k.json
    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ySmpuPgDmxnw83LFnYK9k
    additional property: OTSTimestamp
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      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12c18ad70311640e0232219df211442860a76de805c0273cc24c1eaeb1f9d238. 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/2ySmpuPgDmxnw83LFnYK9k.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/2ySmpuPgDmxnw83LFnYK9k.
      date published: 2026-06-13T15:41:10Z
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  track: Unity
    type: MusicRecording
    duration: PT5M49S
    duration ms: 349066
    explicit: false
    by artist: Letta Mbulu
    in album: Not Yet Uhuru
      type: MusicAlbum
      date published: 1996-07-16
    isrc code: ZAC059600041
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
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      type: PropertyValue
      value: 2026-06-11T23:11:23+00:00
    additional property: CopyrightChainExplorerURL
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      value: https://explorer.copyrightchains.com/tx/0xfa94ef10f980baf5057fc20fa2e86f881023bb511f8fe6eb371a48c9b9cd639b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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      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/5A6rM0QRnSlz8MAz9nqrF3.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5A6rM0QRnSlz8MAz9nqrF3
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T13:32:09Z
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
  track: Home Brew
  track: Kushukuti
  track: Carry On
  track: Isidwaba Singu Fakazi
  track: So Primitive
album: Culani Nami
album: Sound Of A Rainbow
album: In The Music The Village Never Ends
album: Letta
album: There's Music In The Air
album: Naturally
album: Free Soul
album: Letta Mbulu Sings
track: Not Yet Uhuru
track: Ndi-Phendule
track: Nomalizo
track: Kilimanjaro - The Revenge Edit
track: Culani Nami
track: Nobody Loves Me, Like You
track: Khuluma
track: Madulo
track: Themba Lami
track: Akekho
track: That's What Love Is For
track: Siphazamephi
track: Su'dlala Ngami
track: Mhina Roupa/Ka Meropa
track: We Can Do It
track: Unity
track: Home Brew
track: Kushukuti
track: Carry On
track: Isidwaba Singu Fakazi

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa94ef10f980baf5057fc20fa2e86f881023bb511f8fe6eb371a48c9b9cd639b. 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/5A6rM0QRnSlz8MAz9nqrF3.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/5A6rM0QRnSlz8MAz9nqrF3.
date published: 2026-06-13T13:32:09Z

Home Brew
type: MusicRecording
duration: PT4M55S
duration ms: 295200
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600042

Kushukuti
type: MusicRecording
duration: PT4M40S
duration ms: 280626
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600043

Carry On
type: MusicRecording
duration: PT6M12S
duration ms: 372200
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600044

Isidwaba Singu Fakazi
type: MusicRecording
duration: PT4M1S
duration ms: 241293
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600045
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T17:04:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c00d6bdec778abbfb0827dce11a7733871fc9abe788fe8960d6426c708086f3
additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/35euZB8AwGyAgPU8rsGp13.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35euZB8AwGyAgPU8rsGp13
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c00d6bdec778abbfb0827dce11a7733871fc9abe788fe8960d6426c708086f3. 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/35euZB8AwGyAgPU8rsGp13.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/35euZB8AwGyAgPU8rsGp13.
  date published: 2026-07-02T03:30:09Z
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So Primitive
type: MusicRecording
duration: PT5M29S
duration ms: 329533
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T11:25:11+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x4aa16d3d85db37674c87c951c3d05d51e8aca42cca9b9e079412b18938dfe91e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5WLCI9Dw4ypDcxqEND7y3S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WLCI9Dw4ypDcxqEND7y3S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4aa16d3d85db37674c87c951c3d05d51e8aca42cca9b9e079412b18938dfe91e","isrc":"ZAC059600046","name":"So Primitive","registered_at":"2026-06-26T11:25:11Z","spotify_id":"5WLCI9Dw4ypDcxqEND7y3S","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 0x4aa16d3d85db37674c87c951c3d05d51e8aca42cca9b9e079412b18938dfe91e. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5WLCI9Dw4ypDcxqEND7y3S.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/5WLCI9Dw4ypDcxqEND7y3S.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4aa16d3d85db37674c87c951c3d05d51e8aca42cca9b9e079412b18938dfe91e","isrc":"ZAC059600046","name":"So Primitive","registered_at":"2026-06-26T11:25:11Z","spotify_id":"5WLCI9Dw4ypDcxqEND7y3S","type":"track"}

Culani Nami
type: MusicAlbum
date published: 2007-08-21
track: Culani Nami
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  duration: PT4M56S
  duration ms: 296653
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700359
track: Nobody Loves Me, Like You
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273240
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700360
track: Khuluma
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294613
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700361
track: Madulo
  type: MusicRecording
  duration: PT4M52S
  duration ms: 292093
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  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
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track: Themba Lami
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  duration: PT5M56S
  duration ms: 356320
  explicit: false
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  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
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  additional property: OTSHash
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    value: https://blockstream.info/api/block/956375
  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
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  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964","isrc":"ZAA010700363","name":"Themba Lami","registered_at":"2026-06-28T02:10:14Z","spotify_id":"5CxTQa4JocnsHeipf3w42Z","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 0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5CxTQa4JocnsHeipf3w42Z.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/5CxTQa4JocnsHeipf3w42Z.
    date published: 2026-07-02T16:51:38Z
    text: {"copyright_id":"0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964","isrc":"ZAA010700363","name":"Themba Lami","registered_at":"2026-06-28T02:10:14Z","spotify_id":"5CxTQa4JocnsHeipf3w42Z","type":"track"}
track: Akekho
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298600
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700364
track: That's What Love Is For
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284920
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700365
track: Siphazamephi
  type: MusicRecording
  duration: PT5M32S
  duration ms: 332640
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700367
track: Su'dlala Ngami
  type: MusicRecording
  duration: PT6M28S
  duration ms: 388826
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21
  isrc code: ZAA010700366
track: Mhina Roupa/Ka Meropa
  type: MusicRecording
  duration: PT6M19S
  duration ms: 379920
  explicit: false
  by artist: Letta Mbulu
  in album: Culani Nami
    type: MusicAlbum
    date published: 2007-08-21

Sound Of A Rainbow
type: MusicAlbum
date published: 1996-01-29
track: Kilimanjaro Take Us Higher
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304773
  explicit: false
  by artist: Letta Mbulu
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAA019600393
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T13:47:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x184e728d2a939b1acf5cbeacf2d75055b3f8628b415ba4f5273395074891b78d
  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/6IbiVfPzWatSfLJcZAef8b.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6IbiVfPzWatSfLJcZAef8b
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x184e728d2a939b1acf5cbeacf2d75055b3f8628b415ba4f5273395074891b78d","isrc":"ZAA019600393","name":"Kilimanjaro Take Us Higher","registered_at":"2026-06-22T13:47:17Z","spotify_id":"6IbiVfPzWatSfLJcZAef8b","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 0x184e728d2a939b1acf5cbeacf2d75055b3f8628b415ba4f5273395074891b78d. 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/6IbiVfPzWatSfLJcZAef8b.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/6IbiVfPzWatSfLJcZAef8b.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x184e728d2a939b1acf5cbeacf2d75055b3f8628b415ba4f5273395074891b78d","isrc":"ZAA019600393","name":"Kilimanjaro Take Us Higher","registered_at":"2026-06-22T13:47:17Z","spotify_id":"6IbiVfPzWatSfLJcZAef8b","type":"track"}
track: Help Me Somebody
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239280
  explicit: false
  by artist: Letta Mbulu & Caiphus Semenya
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAC059600028
track: Everybody Sing Along
  type: MusicRecording
  duration: PT5M49S
  duration ms: 349706
  explicit: false
  by artist: Letta Mbulu
  by artist: Letta Mbulu & Caiphus Semenya
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAC059600023
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T15:25:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x566a3734f7abb60b084fe8edc0397f915864135a2ddb7847404fa0e79ffb20a3
  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/5DGLFV5RPNhtQNC8U21hN4.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5DGLFV5RPNhtQNC8U21hN4
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x566a3734f7abb60b084fe8edc0397f915864135a2ddb7847404fa0e79ffb20a3","isrc":"ZAC059600023","name":"Everybody Sing Along","registered_at":"2026-06-20T15:25:58Z","spotify_id":"5DGLFV5RPNhtQNC8U21hN4","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 0x566a3734f7abb60b084fe8edc0397f915864135a2ddb7847404fa0e79ffb20a3. 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/5DGLFV5RPNhtQNC8U21hN4.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/5DGLFV5RPNhtQNC8U21hN4.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x566a3734f7abb60b084fe8edc0397f915864135a2ddb7847404fa0e79ffb20a3","isrc":"ZAC059600023","name":"Everybody Sing Along","registered_at":"2026-06-20T15:25:58Z","spotify_id":"5DGLFV5RPNhtQNC8U21hN4","type":"track"}
track: Ndi-Phendule
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238053
  explicit: false
  by artist: Letta Mbulu & Caiphus Semenya
  by artist: Letta Mbulu
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAC059600024
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T23:53:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x280fab52632d69b2c5892f8870b65145f63cca6d79a19432d913af180147dde5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2J1mifcz0kqfaZTEz7rFB7.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2J1mifcz0kqfaZTEz7rFB7
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x280fab52632d69b2c5892f8870b65145f63cca6d79a19432d913af180147dde5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2J1mifcz0kqfaZTEz7rFB7.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/2J1mifcz0kqfaZTEz7rFB7.
    date published: 2026-07-08T03:53:27Z
track: Love Beyond
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274066
  explicit: false
  by artist: Letta Mbulu
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAA019600394
track: Don't Let Go Of Me
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231840
  explicit: false
  by artist: Letta Mbulu
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAA019600395
track: Music Is A Rainbow
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301786
  explicit: false
  by artist: Letta Mbulu
  in album: Sound Of A Rainbow
    type: MusicAlbum
    date published: 1996-01-29
  isrc code: ZAA019600396
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T13:58:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbf3a2c31cf2f387e7c8fb9a46b818785d304b9009352d53a43d9b717af867835
  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
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/5VM0aAkF24ySFsvdfE8ziJ.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5VM0aAkF24ySFsvdfE8ziJ

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:30:09Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xbf3a2c31cf2f387e7c8fb9a46b818785d304b9009352d53a43d9b717af867835","isrc":"ZAA019600396","name":"Music Is A Rainbow","registered_at":"2026-06-21T13:58:09Z","spotify_id":"5VM0aAkF24ySFsvdfE8ziJ","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 0xbf3a2c31cf2f387e7c8fb9a46b818785d304b9009352d53a43d9b717af867835. 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/5VM0aAkF24ySFsvdfE8ziJ.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/5VM0aAkF24ySFsvdfE8ziJ.
date published: 2026-07-02T03:30:09Z
text: {"copyright_id":"0xbf3a2c31cf2f387e7c8fb9a46b818785d304b9009352d53a43d9b717af867835","isrc":"ZAA019600396","name":"Music Is A Rainbow","registered_at":"2026-06-21T13:58:09Z","spotify_id":"5VM0aAkF24ySFsvdfE8ziJ","type":"track"}

In The Music The Village Never Ends
type: MusicAlbum
date published: 1970-01-01
track: Sweet Juju
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287800
  explicit: false
  by artist: Letta Mbulu
  in album: In The Music The Village Never Ends
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ZAA019600386
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T10:58:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8afa1b750cf20af64f556e777373f5027b9efad279965cc16baad26a4f90f88d
  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/2boJintJaRwHCSPBksaUTb.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2boJintJaRwHCSPBksaUTb
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8afa1b750cf20af64f556e777373f5027b9efad279965cc16baad26a4f90f88d","isrc":"ZAA019600386","name":"Sweet Juju","registered_at":"2026-06-07T10:58:11Z","spotify_id":"2boJintJaRwHCSPBksaUTb","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 0x8afa1b750cf20af64f556e777373f5027b9efad279965cc16baad26a4f90f88d. 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/2boJintJaRwHCSPBksaUTb.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/2boJintJaRwHCSPBksaUTb.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x8afa1b750cf20af64f556e777373f5027b9efad279965cc16baad26a4f90f88d","isrc":"ZAA019600386","name":"Sweet Juju","registered_at":"2026-06-07T10:58:11Z","spotify_id":"2boJintJaRwHCSPBksaUTb","type":"track"}
track: Nomalizo
  type: MusicRecording
  duration: PT5M11S
  duration ms: 311866
  explicit: false
  by artist: Letta Mbulu
  in album: In The Music The Village Never Ends
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ZAA019600387
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T07:33:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x07309e920412ed4dd8105dc808b85a8796e7222567c192c69a0d5b099d6e93d6
  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/3lB31lvF4GEwKwMgFWwCJ7.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3lB31lvF4GEwKwMgFWwCJ7
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07309e920412ed4dd8105dc808b85a8796e7222567c192c69a0d5b099d6e93d6. 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/3lB31lvF4GEwKwMgFWwCJ7.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/3lB31lvF4GEwKwMgFWwCJ7.
    date published: 2026-06-13T15:41:10Z
track: Nkedama
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284440
  explicit: false
  by artist: Letta Mbulu
  in album: In The Music The Village Never Ends
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ZAA019600388
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T05:34:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4bc651a945443eef530d9b27fb28a07195634558c97db522fbdb63c21b67ee39
  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/5gOT42MIcseCTNs6uHUC50.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5gOT42MIcseCTNs6uHUC50
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bc651a945443eef530d9b27fb28a07195634558c97db522fbdb63c21b67ee39. 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/5gOT42MIcseCTNs6uHUC50.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/5gOT42MIcseCTNs6uHUC50.
    date published: 2026-06-13T13:32:09Z
track: Hamba Nam We
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277826
  explicit: false
  by artist: Letta Mbulu
  in album: In The Music The Village Never Ends
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ZAA019600389
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T23:28:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x874655cdd636ae3567dc5299e41e9fc569124703b516c57f98bfa846bc17eb90
  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/7wNPciApOobHKG371fM2ze.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wNPciApOobHKG371fM2ze
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x874655cdd636ae3567dc5299e41e9fc569124703b516c57f98bfa846bc17eb90","isrc":"ZAA019600389","name":"Hamba Nam We","registered_at":"2026-06-09T23:28:55Z","spotify_id":"7wNPciApOobHKG371fM2ze","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 0x874655cdd636ae3567dc5299e41e9fc569124703b516c57f98bfa846bc17eb90. 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/7wNPciApOobHKG371fM2ze.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/7wNPciApOobHKG371fM2ze.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x874655cdd636ae3567dc5299e41e9fc569124703b516c57f98bfa846bc17eb90","isrc":"ZAA019600389","name":"Hamba Nam We","registered_at":"2026-06-09T23:28:55Z","spotify_id":"7wNPciApOobHKG371fM2ze","type":"track"}
track: Vumani Makhosi
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298400
  explicit: false
  by artist: Letta Mbulu
  in album: In The Music The Village Never Ends
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ZAA019600390
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: Down By The River
track: The Village

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-09T13:21:39+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x4f28de97d789c00ca76f4d34456634f488cb0676205363d3094d8ab080b2b712

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/63sScMQxzGZmvw2TuZf5CP.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63sScMQxzGZmvw2TuZf5CP

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x4f28de97d789c00ca76f4d34456634f488cb0676205363d3094d8ab080b2b712","isrc":"ZAA019600390","name":"Vumani Makhosi","registered_at":"2026-06-09T13:21:39Z","spotify_id":"63sScMQxzGZmvw2TuZf5CP","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 0x4f28de97d789c00ca76f4d34456634f488cb0676205363d3094d8ab080b2b712. 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/63sScMQxzGZmvw2TuZf5CP.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/63sScMQxzGZmvw2TuZf5CP.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x4f28de97d789c00ca76f4d34456634f488cb0676205363d3094d8ab080b2b712","isrc":"ZAA019600390","name":"Vumani Makhosi","registered_at":"2026-06-09T13:21:39Z","spotify_id":"63sScMQxzGZmvw2TuZf5CP","type":"track"}

Down By The River
type: MusicRecording
duration: PT5M8S
duration ms: 308706
explicit: false
by artist: Letta Mbulu
in album: In The Music The Village Never Ends
  type: MusicAlbum
  date published: 1970-01-01
isrc code: ZAA019600391
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T17:15:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb7d7f8ab8ebec5600f878a83872f505803b71ed14b61582c99501fb2bebaebd
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/16eZFGpk2c86lNb9sow2cU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/16eZFGpk2c86lNb9sow2cU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcb7d7f8ab8ebec5600f878a83872f505803b71ed14b61582c99501fb2bebaebd","isrc":"ZAA019600391","name":"Down By The River","registered_at":"2026-06-07T17:15:54Z","spotify_id":"16eZFGpk2c86lNb9sow2cU","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 0xcb7d7f8ab8ebec5600f878a83872f505803b71ed14b61582c99501fb2bebaebd. 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/16eZFGpk2c86lNb9sow2cU.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/16eZFGpk2c86lNb9sow2cU.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xcb7d7f8ab8ebec5600f878a83872f505803b71ed14b61582c99501fb2bebaebd","isrc":"ZAA019600391","name":"Down By The River","registered_at":"2026-06-07T17:15:54Z","spotify_id":"16eZFGpk2c86lNb9sow2cU","type":"track"}

The Village
type: MusicRecording
duration: PT4M25S
duration ms: 265893
explicit: false
by artist: Letta Mbulu
in album: In The Music The Village Never Ends
  type: MusicAlbum
  date published: 1970-01-01
isrc code: ZAA019600392
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T23:29:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8453484c10c2f3f8d7a5aa9d5743153246f786a79c48a1a9663bcc7cc3efb1da
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/2SyMvCcJrhMnriqcncNeOi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2SyMvCcJrhMnriqcncNeOi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8453484c10c2f3f8d7a5aa9d5743153246f786a79c48a1a9663bcc7cc3efb1da","isrc":"ZAA019600392","name":"The Village","registered_at":"2026-06-09T23:29:33Z","spotify_id":"2SyMvCcJrhMnriqcncNeOi","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 0x8453484c10c2f3f8d7a5aa9d5743153246f786a79c48a1a9663bcc7cc3efb1da. 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/2SyMvCcJrhMnriqcncNeOi.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/2SyMvCcJrhMnriqcncNeOi.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x8453484c10c2f3f8d7a5aa9d5743153246f786a79c48a1a9663bcc7cc3efb1da","isrc":"ZAA019600392","name":"The Village","registered_at":"2026-06-09T23:29:33Z","spotify_id":"2SyMvCcJrhMnriqcncNeOi","type":"track"}

Letta
type: MusicAlbum
date published: 1978-01-01
track: Open Your Heart
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239866
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110307
track: Buza (There's A Light At The End Of A Tunnel)
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213346
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110308
track: I Need You
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282293
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110309
track: Baile Baneso (By-Lay Bah-Neh-Su)
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268280
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110310
track: I Can Depend On You
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210906
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110311
track: Hareje (Ha-Ree-Gee)
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268626
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110312
track: Mamani
  type: MusicRecording
  duration: PT7M56S
  duration ms: 476466
  explicit: false
  by artist: Letta Mbulu
  in album: Letta
    type: MusicAlbum
    date published: 1978-01-01
  isrc code: USAM10110313

There's Music In The Air
type: MusicAlbum
date published: 1976-01-01
track: Music Man
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220133
  explicit: false
  by artist: Letta Mbulu
  in album: There's Music In The Air
    type: MusicAlbum
    date published: 1976-01-01
  isrc code: USUM71812802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T02:10:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdd989b8c4da9c7d25deca755730d4adeec5e193f777f498dd62d242119262afb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956375
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/00DJt4PjkzeXhKKVDekw2n.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/00DJt4PjkzeXhKKVDekw2n
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdd989b8c4da9c7d25deca755730d4adeec5e193f777f498dd62d242119262afb","isrc":"USUM71812802","name":"Music Man","registered_at":"2026-06-28T02:10:20Z","spotify_id":"00DJt4PjkzeXhKKVDekw2n","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 0xdd989b8c4da9c7d25deca755730d4adeec5e193f777f498dd62d242119262afb. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/00DJt4PjkzeXhKKVDekw2n.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/00DJt4PjkzeXhKKVDekw2n.
    date published: 2026-07-02T16:51:38Z
    text: {"copyright_id":"0xdd989b8c4da9c7d25deca755730d4adeec5e193f777f498dd62d242119262afb","isrc":"USUM71812802","name":"Music Man","registered_at":"2026-06-28T02:10:20Z","spotify_id":"00DJt4PjkzeXhKKVDekw2n","type":"track"}
track: Tristêza (Reunião De Tristêza)
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236106
  explicit: false
  by artist: Letta Mbulu
  in album: There's Music In The Air
    type: MusicAlbum
    date published: 1976-01-01
  isrc code: USUM71909878
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T11:25:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdb4a3d43a0867b746f642391ba6d76b5ddbd6faf09e6ef2a2b631a8efee39527
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/76DZOxvviWFalD9WCitK5v.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/76DZOxvviWFalD9WCitK5v
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdb4a3d43a0867b746f642391ba6d76b5ddbd6faf09e6ef2a2b631a8efee39527","isrc":"USUM71909878","name":"Tristêza (Reunião De Tristêza)","registered_at":"2026-06-26T11:25:11Z","spotify_id":"76DZOxvviWFalD9WCitK5v","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 0xdb4a3d43a0867b746f642391ba6d76b5ddbd6faf09e6ef2a2b631a8efee39527. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/76DZOxvviWFalD9WCitK5v.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/76DZOxvviWFalD9WCitK5v.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xdb4a3d43a0867b746f642391ba6d76b5ddbd6faf09e6ef2a2b631a8efee39527","isrc":"USUM71909878","name":"Tristêza (Reunião De Tristêza)","registered_at":"2026-06-26T11:25:11Z","spotify_id":"76DZOxvviWFalD9WCitK5v","type":"track"}
track: Let's Go Dancing / You've Lost That Lovin' Feeling - Medley
  type: MusicRecording
  duration: PT7M13S
  duration ms: 433040
  explicit: false
  by artist: Letta Mbulu
  in album: There's Music In The Air
    type: MusicAlbum
    date published: 1976-01-01
  isrc code: USUM71812800
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T02:11:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbffc57a2f29bf621413a7dd1cfd883a678406e636e1c9f05a597cef5db9d4f98
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956375
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3fFdngMgi89iXpP0Z116Ua.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fFdngMgi89iXpP0Z116Ua
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xbffc57a2f29bf621413a7dd1cfd883a678406e636e1c9f05a597cef5db9d4f98","isrc":"USUM71812800","name":"Let's Go Dancing / You've Lost That Lovin' Feeling - Medley","registered_at":"2026-06-28T02:11:17Z","spotify_id":"3fFdngMgi89iXpP0Z116Ua","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 0xbffc57a2f29bf621413a7dd1cfd883a678406e636e1c9f05a597cef5db9d4f98. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3fFdngMgi89iXpP0Z116Ua.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/3fFdngMgi89iXpP0Z116Ua.
    date published: 2026-07-02T16:51:38Z
    text: {"copyright_id":"0xbffc57a2f29bf621413a7dd1cfd883a678406e636e1c9f05a597cef5db9d4f98","isrc":"USUM71812800","name":"Let's Go Dancing / You've Lost That Lovin' Feeling - Medley","registered_at":"2026-06-28T02:11:17Z","spotify_id":"3fFdngMgi89iXpP0Z116Ua","type":"track"}
track: Sacred Drum
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218333
  explicit: false
  by artist: Letta Mbulu
  in album: There's Music In The Air
    type: MusicAlbum
    date published: 1976-01-01
  isrc code: USUM71909882
track: Ain't No Way To Treat A Lady
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215706
  explicit: false
  by artist: Letta Mbulu
  in album: There's Music In The Air
    type: MusicAlbum
    date published: 1976-01-01
  isrc code: USAM10000256
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T11:37:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2cd4870988785ea8968d1af8141fa079138f910deae06fd9c367f919b7b390df
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2hi8r6ozeehwsoPggoTIjG.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2hi8r6ozeehwsoPggoTIjG
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2cd4870988785ea8968d1af8141fa079138f910deae06fd9c367f919b7b390df","isrc":"USAM10000256","name":"Ain't No Way To Treat A Lady","registered_at":"2026-06-26T11:37:26Z","spotify_id":"2hi8r6ozeehwsoPggoTIjG","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 0x2cd4870988785ea8968d1af8141fa079138f910deae06fd9c367f919b7b390df. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2hi8r6ozeehwsoPggoTIjG.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/2hi8r6ozeehwsoPggoTIjG.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x2cd4870988785ea8968d1af8141fa079138f910deae06fd9c367f919b7b390df","isrc":"USAM10000256","name":"Ain't No Way To Treat A Lady","registered_at":"2026-06-26T11:37:26Z","spotify_id":"2hi8r6ozeehwsoPggoTIjG","type":"track"}
track: Maru A Pula (Clouds Of Rain)
track: Feelings
track: Rainy Day Music
track: There's Music In The Air

Maru A Pula (Clouds Of Rain)
type: MusicRecording
duration: PT3M46S
duration ms: 226973
explicit: false
by artist: Letta Mbulu
in album: There's Music In The Air
  type: MusicAlbum
  date published: 1976-01-01
isrc code: USUM71812826
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T21:48:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee5871c6915f248fdfbda67fe53c62bcdb3b4d140a706eb67a20460ddbec3ca0
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/4beMfG5go7kV03rKEtOyRx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4beMfG5go7kV03rKEtOyRx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xee5871c6915f248fdfbda67fe53c62bcdb3b4d140a706eb67a20460ddbec3ca0","isrc":"USUM71812826","name":"Maru A Pula (Clouds Of Rain)","registered_at":"2026-06-19T21:48:45Z","spotify_id":"4beMfG5go7kV03rKEtOyRx","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 0xee5871c6915f248fdfbda67fe53c62bcdb3b4d140a706eb67a20460ddbec3ca0. 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/4beMfG5go7kV03rKEtOyRx.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/4beMfG5go7kV03rKEtOyRx.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xee5871c6915f248fdfbda67fe53c62bcdb3b4d140a706eb67a20460ddbec3ca0","isrc":"USUM71812826","name":"Maru A Pula (Clouds Of Rain)","registered_at":"2026-06-19T21:48:45Z","spotify_id":"4beMfG5go7kV03rKEtOyRx","type":"track"}

Feelings
type: MusicRecording
duration: PT2M39S
duration ms: 159426
explicit: false
by artist: Letta Mbulu
in album: There's Music In The Air
  type: MusicAlbum
  date published: 1976-01-01
isrc code: USUM71812803

Rainy Day Music
type: MusicRecording
duration: PT2M31S
duration ms: 151146
explicit: false
by artist: Letta Mbulu
in album: There's Music In The Air
  type: MusicAlbum
  date published: 1976-01-01
isrc code: USUM71812824

There's Music In The Air
type: MusicRecording
duration: PT6M57S
duration ms: 417600
explicit: false
by artist: Letta Mbulu
in album: There's Music In The Air
  type: MusicAlbum
  date published: 1976-01-01
isrc code: USUM70847740
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T14:45:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x38da047a8b86d822bb16fc264f0b608c1dcc8a2530f2f517f8ef0531f18e4f57
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/5CQaB5tweelW95KQUn1j2S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5CQaB5tweelW95KQUn1j2S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x38da047a8b86d822bb16fc264f0b608c1dcc8a2530f2f517f8ef0531f18e4f57","isrc":"USUM70847740","name":"There's Music In The Air","registered_at":"2026-06-06T14:45:57Z","spotify_id":"5CQaB5tweelW95KQUn1j2S","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 0x38da047a8b86d822bb16fc264f0b608c1dcc8a2530f2f517f8ef0531f18e4f57. 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/5CQaB5tweelW95KQUn1j2S.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/5CQaB5tweelW95KQUn1j2S.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x38da047a8b86d822bb16fc264f0b608c1dcc8a2530f2f517f8ef0531f18e4f57","isrc":"USUM70847740","name":"There's Music In The Air","registered_at":"2026-06-06T14:45:57Z","spotify_id":"5CQaB5tweelW95KQUn1j2S","type":"track"}

Naturally
type: MusicAlbum
date published: 1973-01-01
track: Afro Texas
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212320
  explicit: false
  by artist: Letta Mbulu
  in album: Naturally
    type: MusicAlbum
    date published: 1973-01-01
  isrc code: USC4R7306092
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T14:29:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x81ee5e80de12206acc0bea7220873a4cd863de7a1a939352eb8eff50c8d7601f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4vvxwgATJnBMHYaW32Qr73.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4vvxwgATJnBMHYaW32Qr73
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x81ee5e80de12206acc0bea7220873a4cd863de7a1a939352eb8eff50c8d7601f","isrc":"USC4R7306092","name":"Afro Texas","registered_at":"2026-06-26T14:29:26Z","spotify_id":"4vvxwgATJnBMHYaW32Qr73","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 0x81ee5e80de12206acc0bea7220873a4cd863de7a1a939352eb8eff50c8d7601f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4vvxwgATJnBMHYaW32Qr73.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/4vvxwgATJnBMHYaW32Qr73.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x81ee5e80de12206acc0bea7220873a4cd863de7a1a939352eb8eff50c8d7601f","isrc":"USC4R7306092","name":"Afro Texas","registered_at":"2026-06-26T14:29:26Z","spotify_id":"4vvxwgATJnBMHYaW32Qr73","type":"track"}
track: Learn To Love
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213093
  explicit: false
  by artist: Letta Mbulu
  in album: Naturally
    type: MusicAlbum
    date published: 1973-01-01
  isrc code: USC4R7306093
track: Noma Themba
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206066
  explicit: false
  by artist: Letta Mbulu
  in album: Naturally
    type: MusicAlbum
    date published: 1973-01-01
  isrc code: USC4R7306094
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T12:12:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb4d20b10dc5484e0b83e80a656b4727920fd105f37e5dccece0bc3e1aa5a8a3d
  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/3iQ0daGW8MTp2I4UQvy1ee.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iQ0daGW8MTp2I4UQvy1ee
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb4d20b10dc5484e0b83e80a656b4727920fd105f37e5dccece0bc3e1aa5a8a3d","isrc":"USC4R7306094","name":"Noma Themba","registered_at":"2026-06-10T12:12:12Z","spotify_id":"3iQ0daGW8MTp2I4UQvy1ee","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 0xb4d20b10dc5484e0b83e80a656b4727920fd105f37e5dccece0bc3e1aa5a8a3d. 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/3iQ0daGW8MTp2I4UQvy1ee.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/3iQ0daGW8MTp2I4UQvy1ee.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xb4d20b10dc5484e0b83e80a656b4727920fd105f37e5dccece0bc3e1aa5a8a3d","isrc":"USC4R7306094","name":"Noma Themba","registered_at":"2026-06-10T12:12:12Z","spotify_id":"3iQ0daGW8MTp2I4UQvy1ee","type":"track"}
track: Kube
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198400
  explicit: false
  by artist: Letta Mbulu
  in album: Naturally
    type: MusicAlbum
    date published: 1973-01-01
  isrc code: USC4R7306095
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T21:49:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2b1bd87919a2b44df434116a1899a49711c9900ac9a96c53808813b8d94636c0
  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/6LTGFHwWz1Urkl9a81HO83.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LTGFHwWz1Urkl9a81HO83
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b1bd87919a2b44df434116a1899a49711c9900ac9a96c53808813b8d94636c0. 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/6LTGFHwWz1Urkl9a81HO83.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/6LTGFHwWz1Urkl9a81HO83.
    date published: 2026-07-02T03:30:09Z
track: Hareje
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245253
  explicit: false
  by artist: Letta Mbulu
  in album: Naturally
    type: MusicAlbum
    date published: 1973-01-01
  isrc code: USC4R7306096
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T13:36:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4ce0994d076c137e60889a41e6272a9e1dd54aad8e35ebd95542d389724914ce
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6sCoWx3PclKkkxodi2GoCD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6sCoWx3PclKkkxodi2GoCD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ce0994d076c137e60889a41e6272a9e1dd54aad8e35ebd95542d389724914ce. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6sCoWx3PclKkkxodi2GoCD.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/6sCoWx3PclKkkxodi2GoCD.
    date published: 2026-07-02T05:09:12Z
track: Never Leave You
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246613
  explicit: false
  by artist: Letta Mbulu
  in album: Naturally
  isrc code: USC4R7306097
track: Now We May Begin
track: Saddest Day
track: Setho
track: Zimkile

Letta Mbulu
type: MusicGroup

Naturally
type: MusicAlbum
date published: 1973-01-01

Now We May Begin
type: MusicRecording
duration: PT3M34S
duration ms: 214720
explicit: false
by artist: Letta Mbulu
in album: Naturally
  type: MusicAlbum
  date published: 1973-01-01
isrc code: USC4R7306098

Saddest Day
type: MusicRecording
duration: PT5M0S
duration ms: 300893
explicit: false
by artist: Letta Mbulu
in album: Naturally
  type: MusicAlbum
  date published: 1973-01-01
isrc code: USC4R7306099

Setho
type: MusicRecording
duration: PT4M22S
duration ms: 262346
explicit: false
by artist: Letta Mbulu
in album: Naturally
  type: MusicAlbum
  date published: 1973-01-01
isrc code: USC4R7306100

Zimkile
type: MusicRecording
duration: PT3M12S
duration ms: 192373
explicit: false
by artist: Letta Mbulu
in album: Naturally
  type: MusicAlbum
  date published: 1973-01-01
isrc code: USC4R7306101
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T16:59:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9253493c307b92b48c30cfe668e6a9a7dcb1a59340756359cf14369a31935267
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/46n1UXWYfvQXW7jTuNe8ZN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/46n1UXWYfvQXW7jTuNe8ZN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9253493c307b92b48c30cfe668e6a9a7dcb1a59340756359cf14369a31935267. 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/46n1UXWYfvQXW7jTuNe8ZN.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/46n1UXWYfvQXW7jTuNe8ZN.
  date published: 2026-07-02T03:30:09Z

Free Soul
type: MusicAlbum
date published: 1968-01-01
track: Gumba Gumba
  type: MusicRecording
  duration: PT2M11S
  duration ms: 131973
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800196
track: Kukuchi
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177586
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800197
track: What More Could Be Right
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253666
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800199
track: West Wind
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172013
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800200
track: Mamani
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228053
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800201
track: Ade
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172160
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800202
track: Olu Ati Ayo
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269706
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
track: Only When You're Mine Again
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151040
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800204
track: Welele
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172853
  explicit: false
  by artist: Letta Mbulu
  in album: Free Soul
    type: MusicAlbum
    date published: 1968-01-01
  isrc code: USCA26800205

Letta Mbulu Sings
type: MusicAlbum
date published: 1967-01-01
track: Aredze
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249520
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700159
track: Pula Yetla
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218506
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700161
track: Zola (Mra)
  type: MusicRecording
  duration: PT2M3S
  duration ms: 123706
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700163
track: Bhanoyi
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169880
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700165
track: Thokoza
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141786
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700167
track: My Son
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275720
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700169
track: Wacha
  type: MusicRecording
  duration: PT2M15S
  duration ms: 135520
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700160
track: Magwalandini
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176400
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700162
track: Qhinebe
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180573
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700164
track: Sexwaxwa
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120186
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700166
track: Where Does It Lead
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145706
  explicit: false
  by artist: Letta Mbulu
  in album: Letta Mbulu Sings
    type: MusicAlbum
    date published: 1967-01-01
  isrc code: USCA26700168

Not Yet Uhuru
type: MusicRecording
duration: PT5M21S
duration ms: 321666
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC050300514
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T10:51:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x12c18ad70311640e0232219df211442860a76de805c0273cc24c1eaeb1f9d238
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/2ySmpuPgDmxnw83LFnYK9k.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2ySmpuPgDmxnw83LFnYK9k
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x12c18ad70311640e0232219df211442860a76de805c0273cc24c1eaeb1f9d238","isrc":"ZAC050300514","name":"Not Yet Uhuru","registered_at":"2026-06-05T10:51:41Z","spotify_id":"2ySmpuPgDmxnw83LFnYK9k","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 0x12c18ad70311640e0232219df211442860a76de805c0273cc24c1eaeb1f9d238. 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/2ySmpuPgDmxnw83LFnYK9k.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/2ySmpuPgDmxnw83LFnYK9k.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x12c18ad70311640e0232219df211442860a76de805c0273cc24c1eaeb1f9d238","isrc":"ZAC050300514","name":"Not Yet Uhuru","registered_at":"2026-06-05T10:51:41Z","spotify_id":"2ySmpuPgDmxnw83LFnYK9k","type":"track"}

Ndi-Phendule
type: MusicRecording
duration: PT3M59S
duration ms: 239306
explicit: false
by artist: Letta Mbulu & Caiphus Semenya
by artist: Letta Mbulu
in album: The Best Of Letta & Caiphus
  type: MusicAlbum
  date published: 1996-07-05
isrc code: ZAC059600024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T23:53:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x280fab52632d69b2c5892f8870b65145f63cca6d79a19432d913af180147dde5
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/4FgQyvHj4TgdOe3PG5CRcq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4FgQyvHj4TgdOe3PG5CRcq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x280fab52632d69b2c5892f8870b65145f63cca6d79a19432d913af180147dde5. 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/4FgQyvHj4TgdOe3PG5CRcq.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/4FgQyvHj4TgdOe3PG5CRcq.
  date published: 2026-06-13T17:25:41Z

Nomalizo
type: MusicRecording
duration: PT5M8S
duration ms: 308440
explicit: false
by artist: Letta Mbulu
in album: Greatest Hits
  type: MusicAlbum
  date published: 1970-01-01

Kilimanjaro - The Revenge Edit
type: MusicRecording
duration: PT5M51S
duration ms: 351370
explicit: false
by artist: Letta Mbulu
by artist: The Revenge
in album: Z Records Presents Ibiza 2011
  type: MusicAlbum
  date published: 2011-08-01

Culani Nami
type: MusicRecording
duration: PT4M56S
duration ms: 296653
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700359

Nobody Loves Me, Like You
type: MusicRecording
duration: PT4M33S
duration ms: 273240
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700360

Khuluma
type: MusicRecording
duration: PT4M54S
duration ms: 294613
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700361

Madulo
type: MusicRecording
duration: PT4M52S
duration ms: 292093
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700362

Themba Lami
type: MusicRecording
duration: PT5M56S
duration ms: 356320
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700363
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T02:10:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5CxTQa4JocnsHeipf3w42Z.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5CxTQa4JocnsHeipf3w42Z
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964","isrc":"ZAA010700363","name":"Themba Lami","registered_at":"2026-06-28T02:10:14Z","spotify_id":"5CxTQa4JocnsHeipf3w42Z","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 0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5CxTQa4JocnsHeipf3w42Z.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/5CxTQa4JocnsHeipf3w42Z.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x5ed4f5742f7f734a7cd65f1f8a0949dcbcf5e3447363b70b1b623df5b69c1964","isrc":"ZAA010700363","name":"Themba Lami","registered_at":"2026-06-28T02:10:14Z","spotify_id":"5CxTQa4JocnsHeipf3w42Z","type":"track"}

Akekho
type: MusicRecording
duration: PT4M58S
duration ms: 298600
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700364

That's What Love Is For
type: MusicRecording
duration: PT4M44S
duration ms: 284920
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700365

Siphazamephi
type: MusicRecording
duration: PT5M32S
duration ms: 332640
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700367

Su'dlala Ngami
type: MusicRecording
duration: PT6M28S
duration ms: 388826
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21
isrc code: ZAA010700366

Mhina Roupa/Ka Meropa
type: MusicRecording
duration: PT6M19S
duration ms: 379920
explicit: false
by artist: Letta Mbulu
in album: Culani Nami
  type: MusicAlbum
  date published: 2007-08-21

We Can Do It
type: MusicRecording
duration: PT4M47S
duration ms: 287640
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600039

Unity
type: MusicRecording
duration: PT5M49S
duration ms: 349066
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600041
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T23:11:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa94ef10f980baf5057fc20fa2e86f881023bb511f8fe6eb371a48c9b9cd639b
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/5A6rM0QRnSlz8MAz9nqrF3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5A6rM0QRnSlz8MAz9nqrF3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa94ef10f980baf5057fc20fa2e86f881023bb511f8fe6eb371a48c9b9cd639b. 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/5A6rM0QRnSlz8MAz9nqrF3.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/5A6rM0QRnSlz8MAz9nqrF3.
  date published: 2026-06-13T13:32:09Z

Home Brew
type: MusicRecording
duration: PT4M55S
duration ms: 295200
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600042

Kushukuti
type: MusicRecording
duration: PT4M40S
duration ms: 280626
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600043

Carry On
type: MusicRecording
duration: PT6M12S
duration ms: 372200
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600044

Isidwaba Singu Fakazi
type: MusicRecording
duration: PT4M1S
duration ms: 241293
explicit: false
by artist: Letta Mbulu
in album: Not Yet Uhuru
  type: MusicAlbum
  date published: 1996-07-16
isrc code: ZAC059600045
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T17:04:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c00d6bdec778abbfb0827dce11a7733871fc9abe788fe8960d6426c708086f3
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/35euZB8AwGyAgPU8rsGp13.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35euZB8AwGyAgPU8rsGp13
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c00d6bdec778abbfb0827dce11a7733871fc9abe788fe8960d6426c708086f3","isrc":"ZAC059600045","name":"Isidwaba Singu Fakazi","registered_at":"2026-06-20T17:04:49Z","spotify_id":"35euZB8AwGyAgPU8rsGp13","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 0x3c00d6bdec778abbfb0827dce11a7733871fc9abe788fe8960d6426c708086f3. 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/35euZB8AwGyAgPU8rsGp13.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/35euZB8AwGyAgPU8rsGp13.
  date published: 2026-07-02T03:30:09Z
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