l.ucas
type: MusicGroup
popularity: 13
followers: 1428
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf304dd06496f550778a6a37c490c8e3b9eb4ca6b846bb3d007ecdc9e5b60c965
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953612
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953612
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/15cc42d8-f94c-4c1c-a1db-73b1181d4b4a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/15cc42d8-f94c-4c1c-a1db-73b1181d4b4a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/15cc42d8-f94c-4c1c-a1db-73b1181d4b4a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T08:22:11Z
additional property: OTSCanonicalRecord
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 0xf304dd06496f550778a6a37c490c8e3b9eb4ca6b846bb3d007ecdc9e5b60c965. Chain 2 (Bitcoin): anchored in block 953612 (2026-06-14T08:22:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/15cc42d8-f94c-4c1c-a1db-73b1181d4b4a.json and https://artists.proofprofile.net/proofs/artist/15cc42d8-f94c-4c1c-a1db-73b1181d4b4a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T08:22:11Z
album: Go Out
  type: MusicAlbum
  date published: 2018-01-01
album: Neighborhood
  type: MusicAlbum
  date published: 2018-06-04
album: Neighborhood (Just Because Remix)
  type: MusicAlbum
  date published: 2018-07-16
album: Neighborhood (Just Because Remix)
  type: MusicAlbum
  date published: 2018-07-16
album: She Down
  type: MusicAlbum
  date published: 2019-02-01
album: Text n Drive
  type: MusicAlbum
  date published: 2020-01-03
album: Text n Drive
  type: MusicAlbum
  date published: 2020-01-03
album: pretty
  type: MusicAlbum
  date published: 2020-03-13
album: pretty
  type: MusicAlbum
  date published: 2020-03-13
album: Dinner Party
  type: MusicAlbum
  date published: 2020-07-13
album: Dinner Party
  type: MusicAlbum
  date published: 2020-07-13
album: Forfeit
  type: MusicAlbum
  date published: 2021-02-19
album: Forfeit
  type: MusicAlbum
  date published: 2021-02-19
  track: Forfeit
    type: MusicRecording
    duration: PT2M59S
    duration ms: 179000
    explicit: false
    by artist: l.ucas
    in album: Forfeit
      type: MusicAlbum
      date published: 2021-02-19
    isrc code: QZFYZ2186231
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T23:29:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd1e0da13d9ae38d8d49e636ba1f3b0d0947f53a67833dfc6e6afe4e33d9910df
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958798
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958798
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2186231
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T02:32:23Z
    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 0xd1e0da13d9ae38d8d49e636ba1f3b0d0947f53a67833dfc6e6afe4e33d9910df. Chain 2 (Bitcoin): anchored in block 958798 (2026-07-20T02:32:23Z), 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/QZFYZ2186231.
      date published: 2026-07-20T02:32:23Z
    audio: Forfeit
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 142.071
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.761
      additional property: Energy
        type: PropertyValue
        value: 0.51
      additional property: Speechiness
        type: PropertyValue
        value: 0.051
      additional property: Acousticness
        type: PropertyValue
        value: 0.833
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.253
      additional property: Liveness
        type: PropertyValue
        value: 0.096
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.638
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.926
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Jackpot
  type: MusicAlbum
  date published: 2021-06-18
album: Jackpot
  type: MusicAlbum
  date published: 2021-06-18
album: No Better
  type: MusicAlbum
  date published: 2022-01-11
album: Bad Place
  type: MusicAlbum
  date published: 2022-04-09
album: Bad Place
  type: MusicAlbum
  date published: 2022-04-09
album: isolate
  type: MusicAlbum
  date published: 2022-05-31
album: isolate
  type: MusicAlbum
  date published: 2022-05-31
album: FSW
  type: MusicAlbum
  date published: 2022-07-29
album: FSW
  type: MusicAlbum
  date published: 2022-07-29
album: ringtone
  type: MusicAlbum
  date published: 2022-10-28
album: ringtone
  type: MusicAlbum
  date published: 2022-10-28
album: 2 Shots
  type: MusicAlbum
  date published: 2022-11-11
album: One More Night
  type: MusicAlbum
  date published: 2022-11-11
album: One More Night
  type: MusicAlbum
  date published: 2022-11-11
album: isolate EP
album: chorus
album: How Long?
album: deep end
album: How Am I Supposed to Feel?
album: ATTENTION
album: out of love
track: silk, not satin

silk, not satin
type: MusicRecording
duration: PT2M27S
duration ms: 147000
explicit: false
by artist: Timi O
by artist: l.ucas
in album: breakfastatnoon
  type: MusicAlbum
  date published: 2024-11-08
isrc code: QT2VB2454525
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T18:07:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1703bf0f90189605c2de4c10bcf253a4fac90ecd5831283b741168a70f5458f6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957122
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957122
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT2VB2454525
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:39:04+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957122
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:39:04+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1703bf0f90189605c2de4c10bcf253a4fac90ecd5831283b741168a70f5458f6. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/QT2VB2454525.
  date published: 2026-07-08T03:53:27Z
audio: silk, not satin
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.33
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.559
  additional property: Energy
    type: PropertyValue
    value: 0.471
  additional property: Speechiness
    type: PropertyValue
    value: 0.103
  additional property: Acousticness
    type: PropertyValue
    value: 0.611
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.082
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.735
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

isolate EP
type: MusicAlbum
date published: 2023-04-14

isolate EP
type: MusicAlbum
date published: 2023-04-14

chorus
type: MusicAlbum
date published: 2023-07-21

chorus
type: MusicAlbum
date published: 2023-07-21

How Long?
type: MusicAlbum
date published: 2023-10-06

How Long?
type: MusicAlbum
date published: 2023-10-06

deep end
type: MusicAlbum
date published: 2023-10-18

deep end
type: MusicAlbum
date published: 2023-10-18

How Am I Supposed to Feel?
type: MusicAlbum
date published: 2023-10-25

How Am I Supposed to Feel?
type: MusicAlbum
date published: 2023-10-25

ATTENTION
type: MusicAlbum
date published: 2024-06-26

out of love
type: MusicAlbum
date published: 2024-12-31
track: out of love
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145074
  explicit: true
  by artist: l.ucas
  in album: out of love
    type: MusicAlbum
    date published: 2024-12-31
  isrc code: QZVEM1880296
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T05:51:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbc0c2bf430ee238e1d60dd3302e01a348884dd673a58a08ed1d32b0ddd0295a5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958839
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958839
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZVEM1880296
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:01:59Z
  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 0xbc0c2bf430ee238e1d60dd3302e01a348884dd673a58a08ed1d32b0ddd0295a5. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T07:01:59Z), 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/QZVEM1880296.
    date published: 2026-07-20T07:01:59Z
  audio: out of love
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.046
    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: 0.702
    additional property: Energy
      type: PropertyValue
      value: 0.387
    additional property: Speechiness
      type: PropertyValue
      value: 0.076
    additional property: Acousticness
      type: PropertyValue
      value: 0.737
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.09
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.366
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.013
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major