Uncle Cal
type: MusicGroup
popularity: 9
followers: 113
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/899d5b58-8795-4fdb-a7d6-17c724ea239a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/899d5b58-8795-4fdb-a7d6-17c724ea239a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/899d5b58-8795-4fdb-a7d6-17c724ea239a
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ba4b1faeb442813e317e53e1a325c1c44e58295eab8c293ea8f5d9b57c4499f. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/899d5b58-8795-4fdb-a7d6-17c724ea239a.json and https://artists.proofprofile.net/proofs/artist/899d5b58-8795-4fdb-a7d6-17c724ea239a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x5ba4b1faeb442813e317e53e1a325c1c44e58295eab8c293ea8f5d9b57c4499f","name":"Uncle Cal","registered_at":"2026-06-17T13:37:24Z","symbol":"NIM1411944","token_address":"0x3327b3cd60ef8b630424dfd13bfc62f5476760c0","type":"artist","uuid":"899d5b58-8795-4fdb-a7d6-17c724ea239a"}
album: Can't Be With You Tonight
  type: MusicAlbum
  date published: 2020-12-11
album: Never Never Never
  type: MusicAlbum
  date published: 2022-09-07
album: Surrender / Gimme a Break / Stick Up / Thank You, Thank you / Caught Up In the Act / Situations
  type: MusicAlbum
  date published: 2024-04-23
album: Closer to My Heart
  type: MusicAlbum
  date published: 2024-05-13
album: Ta Di Da
  type: MusicAlbum
  date published: 2024-06-21
album: Without You
  type: MusicAlbum
  date published: 2024-06-25
album: Can't Be with You Tonight (Urban Mix)
  type: MusicAlbum
  date published: 2024-06-28
album: Worried (Afro-Ninja Mix)
  type: MusicAlbum
  date published: 2024-08-01
album: Condomise Africa
  type: MusicAlbum
  date published: 2024-09-30
album: They Say It's Gonna Rain
  type: MusicAlbum
  date published: 2024-09-30
album: Show and Tell (Funky Jazz Remix)
  type: MusicAlbum
  date published: 2024-11-04
album: Show and Tell (Radio Edit)
  type: MusicAlbum
  date published: 2024-11-14
  track: Show and Tell - Radio Edit
    type: MusicRecording
    duration: PT4M20S
    duration ms: 260392
    explicit: false
    by artist: Uncle Cal
    in album: Show and Tell (Radio Edit)
      type: MusicAlbum
      date published: 2024-11-14
    isrc code: AUQ0L2407079
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    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: OTSBitcoinBlock
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      type: PropertyValue
      value: https://blockstream.info/api/block-height/958531
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUQ0L2407079
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T09:39:18Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95357bdbfa6723f8cc537d30a988f2aed31503a0978edffb7f1fdf0473dc5eff. Chain 2 (Bitcoin): anchored in block 958531 (2026-07-18T09:39:18Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUQ0L2407079.
      date published: 2026-07-18T09:39:18Z
    audio: Show and Tell - Radio Edit
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.015
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.719
      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
        value: 0.042
      additional property: Acousticness
        type: PropertyValue
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.872
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.013
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Show and Tell (Funky Jazz Remix)
  type: MusicAlbum
  date published: 2024-11-14
  track: Show and Tell - Funky Jazz Remix
    type: MusicRecording
    duration: PT4M40S
    duration ms: 280199
    explicit: false
    by artist: Uncle Cal
    in album: Show and Tell (Funky Jazz Remix)
      type: MusicAlbum
      date published: 2024-11-14
    isrc code: AUQ0L2407080
    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: CopyrightChainExplorerURL
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    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958489
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUQ0L2407080
    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d148024f862a49d752d08e8243714e41e67e20b991767643a217890b06d1c90. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUQ0L2407080.
      date published: 2026-07-18T04:13:26Z
    audio: Show and Tell - Funky Jazz Remix
album: Got to Be You (Remix)
album: Queen of Hearts (Valentines Remix)
album: Queen of Hearts (Extended Club Mix)
album: Moment to Moment
album: Ta Di Da (Remix Radio Edit)
album: Goema Woema
album: Forever and a Day (Dance Remix)

Show and Tell - Funky Jazz Remix
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 99.996
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.739
additional property: Energy
  type: PropertyValue
  value: 0.544
additional property: Speechiness
  type: PropertyValue
  value: 0.049
additional property: Acousticness
  type: PropertyValue
  value: 0.028
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.084
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.915
additional property: Loudness (dB)
  type: PropertyValue
  value: -5.173
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Got to Be You (Remix)
type: MusicAlbum
date published: 2025-01-06
track: Got to Be You - Remix
  type: MusicRecording
  duration: PT6M41S
  duration ms: 401454
  explicit: false
  by artist: Uncle Cal
  in album: Got to Be You (Remix)
    type: MusicAlbum
    date published: 2025-01-06
  isrc code: ZAC482400245
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T20:32:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaccb9cd808d864f0040c1354704a79c8495b9d597fc461076ada19d5fd3b0242
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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    value: 958322
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ZAC482400245
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T23:34:14Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaccb9cd808d864f0040c1354704a79c8495b9d597fc461076ada19d5fd3b0242. Chain 2 (Bitcoin): anchored in block 958322 (2026-07-16T23:34:14Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ZAC482400245.
    date published: 2026-07-16T23:34:14Z
  audio: Got to Be You - Remix
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 109.997
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.749
    additional property: Energy
      type: PropertyValue
      value: 0.799
    additional property: Speechiness
      type: PropertyValue
      value: 0.053
    additional property: Acousticness
      type: PropertyValue
      value: 0.019
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.039
    additional property: Liveness
      type: PropertyValue
      value: 0.05
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.955
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.342
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
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Queen of Hearts (Valentines Remix)
type: MusicAlbum
date published: 2025-02-10
track: Queen of Hearts - Valentines Remix
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216975
  explicit: false
  by artist: Uncle Cal
  in album: Queen of Hearts (Valentines Remix)
    type: MusicAlbum
    date published: 2025-02-10
  isrc code: ZAC482500065
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T21:38:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9f971b3d2841e9d7c6dde47f48fc6a3391b43b89c01688e5aacb2e507f2cda64
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958212
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958212
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ZAC482500065
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T23:25:50Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f971b3d2841e9d7c6dde47f48fc6a3391b43b89c01688e5aacb2e507f2cda64. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-15T23:25:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ZAC482500065.
    date published: 2026-07-15T23:25:50Z
  audio: Queen of Hearts - Valentines Remix
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.384
    additional property: Energy
      type: PropertyValue
      value: 0.869
    additional property: Speechiness
      type: PropertyValue
      value: 0.108
    additional property: Acousticness
      type: PropertyValue
      value: 0.115
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.375
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.858
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.178
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
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Queen of Hearts (Extended Club Mix)
type: MusicAlbum
date published: 2025-04-17

Moment to Moment
type: MusicAlbum
date published: 2025-07-04

Ta Di Da (Remix Radio Edit)
type: MusicAlbum
date published: 2025-08-21

Goema Woema
type: MusicAlbum
date published: 2025-10-02

Goema Woema
type: MusicAlbum
date published: 2025-10-02

Forever and a Day (Dance Remix)
type: MusicAlbum
date published: 2025-10-21