Young Leonard
type: MusicGroup
genre: punk rap
popularity: 2
followers: 226
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x27f7e282d714e261cde655baaf8ec408561ed339d567cd986fa39ead845f4582
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/596c8dce-8407-44b6-8e32-40e83508354a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/596c8dce-8407-44b6-8e32-40e83508354a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/596c8dce-8407-44b6-8e32-40e83508354a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x27f7e282d714e261cde655baaf8ec408561ed339d567cd986fa39ead845f4582","name":"Young Leonard","registered_at":"2026-06-16T20:45:00Z","symbol":"NIM1170547","token_address":"0x1566f46c138cc554313130958c3a2a918c254fb0","type":"artist","uuid":"596c8dce-8407-44b6-8e32-40e83508354a"}
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 0x27f7e282d714e261cde655baaf8ec408561ed339d567cd986fa39ead845f4582. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/596c8dce-8407-44b6-8e32-40e83508354a.json and https://artists.proofprofile.net/proofs/artist/596c8dce-8407-44b6-8e32-40e83508354a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x27f7e282d714e261cde655baaf8ec408561ed339d567cd986fa39ead845f4582","name":"Young Leonard","registered_at":"2026-06-16T20:45:00Z","symbol":"NIM1170547","token_address":"0x1566f46c138cc554313130958c3a2a918c254fb0","type":"artist","uuid":"596c8dce-8407-44b6-8e32-40e83508354a"}
album: I Like Listening to Sad Songs When I'm Bored
  type: MusicAlbum
  date published: 2020-03-12
album: I Like Listening to Sad Songs When I'm Bored
  type: MusicAlbum
  date published: 2020-03-12
album: I Like Listening to Sad Songs When I'm Bored
  type: MusicAlbum
  date published: 2020-03-12
album: Where We Hang
  type: MusicAlbum
  date published: 2020-07-18
album: Where We Hang
  type: MusicAlbum
  date published: 2020-07-18
album: Where We Hang
  type: MusicAlbum
  date published: 2020-07-18
album: Blue Man
  type: MusicAlbum
  date published: 2020-08-11
album: Blue Man
  type: MusicAlbum
  date published: 2020-08-11
album: Blue Man
  type: MusicAlbum
  date published: 2020-08-11
album: Supposed to Do
  type: MusicAlbum
  date published: 2021-01-29
album: Supposed to Do
  type: MusicAlbum
  date published: 2021-01-29
album: Groningen Sampler
  type: MusicAlbum
  date published: 2021-12-22
album: Groningen Sampler
  type: MusicAlbum
  date published: 2022-01-30
album: Unexpected Journey
  type: MusicAlbum
  date published: 2022-03-30
album: Unexpected Journey
  type: MusicAlbum
  date published: 2022-03-30
album: Let You Go
  type: MusicAlbum
  date published: 2022-04-22
album: Goaltending
  type: MusicAlbum
  date published: 2024-01-31
album: IAMTHEMAN
  type: MusicAlbum
  date published: 2024-02-29
album: Wavy Cowboy
  type: MusicAlbum
  date published: 2024-06-28
album: On Gawd
  type: MusicAlbum
  date published: 2024-07-26
album: Issues
  type: MusicAlbum
  date published: 2024-08-23
album: Issues
  type: MusicAlbum
  date published: 2024-09-06
album: Thugged Out
  type: MusicAlbum
  date published: 2025-07-11
  track: Thugged Out
    type: MusicRecording
    duration: PT2M37S
    duration ms: 157611
    explicit: true
    by artist: Young Leonard
    in album: Thugged Out
      type: MusicAlbum
      date published: 2025-07-11
    genre: punk rap
    isrc code: DE10G2500105
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T00:41:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x94e48657d5a402091b7809c7ee7fa89e06eebca5a0fe80c2f63b3f475bd50fd5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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      value: 957782
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957782
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DE10G2500105
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T00:52:48Z
    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 0x94e48657d5a402091b7809c7ee7fa89e06eebca5a0fe80c2f63b3f475bd50fd5. Chain 2 (Bitcoin): anchored in block 957782 (2026-07-13T00:52:48Z), 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/DE10G2500105.
      date published: 2026-07-13T00:52:48Z
    audio: Thugged Out
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 133.983
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.82
      additional property: Energy
        type: PropertyValue
        value: 0.739
      additional property: Speechiness
        type: PropertyValue
        value: 0.115
      additional property: Acousticness
        type: PropertyValue
        value: 0.005
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.086
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.629
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.434
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Major