Lefty Luciano
type: MusicGroup
genre: boom bap
genre: underground hip hop
popularity: 2
followers: 29
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x16bc8835a53e02af496cb6472a88c39cf4067352c2898db52850527ece1e1456
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f899174e-d7d4-45a3-a9ca-b989459bdf73.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f899174e-d7d4-45a3-a9ca-b989459bdf73.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f899174e-d7d4-45a3-a9ca-b989459bdf73
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x16bc8835a53e02af496cb6472a88c39cf4067352c2898db52850527ece1e1456","name":"Lefty Luciano","registered_at":"2026-06-21T16:21:52Z","symbol":"NIM1968336","token_address":"0x75d2e8a455640726cde5dd783ca9919de2cb6c56","type":"artist","uuid":"f899174e-d7d4-45a3-a9ca-b989459bdf73"}
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 0x16bc8835a53e02af496cb6472a88c39cf4067352c2898db52850527ece1e1456. Chain 2 (Bitcoin): anchored in block 954729 (2026-06-21T18:16:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f899174e-d7d4-45a3-a9ca-b989459bdf73.json and https://artists.proofprofile.net/proofs/artist/f899174e-d7d4-45a3-a9ca-b989459bdf73.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:16:07Z
  text: {"copyright_id":"0x16bc8835a53e02af496cb6472a88c39cf4067352c2898db52850527ece1e1456","name":"Lefty Luciano","registered_at":"2026-06-21T16:21:52Z","symbol":"NIM1968336","token_address":"0x75d2e8a455640726cde5dd783ca9919de2cb6c56","type":"artist","uuid":"f899174e-d7d4-45a3-a9ca-b989459bdf73"}
album: MK Ultra
  type: MusicAlbum
  date published: 2024-12-06
album: Return of the Lyrical Assassins
  type: MusicAlbum
  date published: 2024-12-21
album: STILL
  type: MusicAlbum
  date published: 2024-12-27
album: Stugots
  type: MusicAlbum
  date published: 2024-12-29
album: Imprisoned in Prisms
  type: MusicAlbum
  date published: 2025-01-03
album: Album Relief
  type: MusicAlbum
  date published: 2025-01-16
album: NOT NOT
  type: MusicAlbum
  date published: 2025-02-12
album: Ancient Aliens
  type: MusicAlbum
  date published: 2025-02-21
album: Hold It Down
  type: MusicAlbum
  date published: 2025-04-10
album: My Block 2 Your Block
  type: MusicAlbum
  date published: 2025-04-16
album: Snow Channel
  type: MusicAlbum
  date published: 2025-04-22
album: Our Goal
  type: MusicAlbum
  date published: 2025-05-01
  track: Our Goal
    type: MusicRecording
    duration: PT3M48S
    duration ms: 228571
    explicit: true
    by artist: Lefty Luciano
    in album: Our Goal
      type: MusicAlbum
      date published: 2025-05-01
    genre: boom bap
    genre: underground hip hop
    isrc code: QZNWR2568996
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T23:51:40+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xaa30f9db9d61af965ddb0467cb730ada86510874e3d3a48e6adc3c0617ff6a16
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957776
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957776
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWR2568996
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T00:05:10Z
    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 0xaa30f9db9d61af965ddb0467cb730ada86510874e3d3a48e6adc3c0617ff6a16. Chain 2 (Bitcoin): anchored in block 957776 (2026-07-13T00:05:10Z), 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/QZNWR2568996.
      date published: 2026-07-13T00:05:10Z
    audio: Our Goal
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 80.179
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.445
      additional property: Energy
        type: PropertyValue
        value: 0.869
      additional property: Speechiness
        type: PropertyValue
        value: 0.403
      additional property: Acousticness
        type: PropertyValue
        value: 0.13
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.082
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.49
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.151
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Never Stranded
  type: MusicAlbum
  date published: 2025-05-08
  track: Never Stranded
    type: MusicRecording
    duration: PT2M25S
    duration ms: 145564
    explicit: true
    by artist: Lefty Luciano
    in album: Never Stranded
      type: MusicAlbum
      date published: 2025-05-08
    genre: boom bap
    genre: underground hip hop
    isrc code: QZNWU2562935
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T12:14:07+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6d7ffaf7c2056cfbdc9b64efed03ad64856ee42f439eb8e969fc914820d512ea
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958286
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958286
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWU2562935
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T12:43:37Z
    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
    audio: Never Stranded
album: Golden Verrazzano
album: Barbarian Bars
album: Creatures
album: Lazarus

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d7ffaf7c2056cfbdc9b64efed03ad64856ee42f439eb8e969fc914820d512ea. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/QZNWU2562935.
date published: 2026-07-16T12:43:37Z

Never Stranded
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 82.855
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.517
additional property: Energy
  type: PropertyValue
  value: 0.502
additional property: Speechiness
  type: PropertyValue
  value: 0.345
additional property: Acousticness
  type: PropertyValue
  value: 0.038
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.271
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.643
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.802
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

Golden Verrazzano
type: MusicAlbum
date published: 2025-06-24

Barbarian Bars
type: MusicAlbum
date published: 2025-09-19
track: Barbarian Bars
  type: MusicRecording
  duration: PT2M20S
  duration ms: 140387
  explicit: true
  by artist: Lefty Luciano
  in album: Barbarian Bars
    type: MusicAlbum
    date published: 2025-09-19
  genre: boom bap
  genre: underground hip hop
  isrc code: QZZ7T2520899
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:57:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5c6200a25a832e5b0e6e2130803ebda07fdd1053fc845e37c9d920033e4c0578
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7T2520899
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  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 0x5c6200a25a832e5b0e6e2130803ebda07fdd1053fc845e37c9d920033e4c0578. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/QZZ7T2520899.
    date published: 2026-07-04T11:19:20Z
  audio: Barbarian Bars
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.861
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.569
    additional property: Energy
      type: PropertyValue
      value: 0.582
    additional property: Speechiness
      type: PropertyValue
      value: 0.272
    additional property: Acousticness
      type: PropertyValue
      value: 0.059
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.169
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.609
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.129
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Creatures
type: MusicAlbum
date published: 2025-10-25

Lazarus
type: MusicAlbum
date published: 2025-11-11