croft
type: MusicGroup
popularity: 7
followers: 203
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde284a9a8b740444f7a9c95047057a8a55792542fd04d56d568980f00e16e72f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/81467568-2d71-4e0c-848f-014036f03fb6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/81467568-2d71-4e0c-848f-014036f03fb6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/81467568-2d71-4e0c-848f-014036f03fb6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
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 0xde284a9a8b740444f7a9c95047057a8a55792542fd04d56d568980f00e16e72f. 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/81467568-2d71-4e0c-848f-014036f03fb6.json and https://artists.proofprofile.net/proofs/artist/81467568-2d71-4e0c-848f-014036f03fb6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
album: Bandz
  type: MusicAlbum
  date published: 2023-11-17
  track: Bandz
    type: MusicRecording
    duration: PT2M9S
    duration ms: 129751
    explicit: true
    by artist: croft
    in album: Bandz
      type: MusicAlbum
      date published: 2023-11-17
    isrc code: QZK6N2443386
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T17:41:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0e137876acb5a9d29ca85ae25b377383946a1c30221e185b2bfd5ac3e3696e83
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957919
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957919
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6N2443386
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T23:58:45Z
    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 0x0e137876acb5a9d29ca85ae25b377383946a1c30221e185b2bfd5ac3e3696e83. Chain 2 (Bitcoin): anchored in block 957919 (2026-07-13T23:58:45Z), 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/QZK6N2443386.
      date published: 2026-07-13T23:58:45Z
    audio: Bandz
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 167.913
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.366
      additional property: Energy
        type: PropertyValue
        value: 0.519
      additional property: Speechiness
        type: PropertyValue
        value: 0.289
      additional property: Acousticness
        type: PropertyValue
        value: 0.346
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.143
      additional property: Liveness
        type: PropertyValue
        value: 0.123
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.297
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.724
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Groupie
  type: MusicAlbum
  date published: 2023-11-25
album: Wit You
  type: MusicAlbum
  date published: 2024-01-06
album: Give it all + You dk?
  type: MusicAlbum
  date published: 2024-02-04
album: Sprite
  type: MusicAlbum
  date published: 2024-02-13
album: Take Me Back
  type: MusicAlbum
  date published: 2024-02-16
album: love & hate
  type: MusicAlbum
  date published: 2024-03-05
album: 40
  type: MusicAlbum
  date published: 2024-03-12
album: Come & Go
  type: MusicAlbum
  date published: 2024-03-22
album: bad dream
  type: MusicAlbum
  date published: 2024-04-12
album: bag
  type: MusicAlbum
  date published: 2024-04-26
album: run away
  type: MusicAlbum
  date published: 2024-04-27
album: valentine
  type: MusicAlbum
  date published: 2024-05-03
album: chopped him
  type: MusicAlbum
  date published: 2024-05-11
album: coupons
  type: MusicAlbum
  date published: 2024-05-26
album: mix 尖尖的混合
  type: MusicAlbum
  date published: 2024-07-02
album: Lmk
  type: MusicAlbum
  date published: 2024-07-12
album: new bitch
  type: MusicAlbum
  date published: 2024-09-07
album: I know what its like
  type: MusicAlbum
  date published: 2024-09-26
album: talk down
  type: MusicAlbum
  date published: 2024-09-26
album: Alone
  type: MusicAlbum
  date published: 2024-09-29
album: send the drop
  type: MusicAlbum
  date published: 2024-10-01
album: wont
  type: MusicAlbum
  date published: 2024-10-25
album: eye roll
  type: MusicAlbum
  date published: 2024-11-17
album: 200 on u
  type: MusicAlbum
  date published: 2024-11-22
album: Lmk 2
  type: MusicAlbum
  date published: 2024-12-04
album: Doing Her Wrong
  type: MusicAlbum
  date published: 2024-12-18
album: 500
album: Left Hook
album: sun down
album: feelings fake
album: Ear Candy
album: next friday
album: So Slow
album: step back
album: u have bills to pay
album: lara
album: off a wake up
album: no games

500
type: MusicAlbum
date published: 2024-12-30

Left Hook
type: MusicAlbum
date published: 2025-01-29

sun down
type: MusicAlbum
date published: 2025-02-20

feelings fake
type: MusicAlbum
date published: 2025-03-11

Ear Candy
type: MusicAlbum
date published: 2025-04-04

next friday
type: MusicAlbum
date published: 2025-05-31

So Slow
type: MusicAlbum
date published: 2025-06-03

step back
type: MusicAlbum
date published: 2025-06-13

u have bills to pay
type: MusicAlbum
date published: 2025-08-12

lara
type: MusicAlbum
date published: 2025-08-24

off a wake up
type: MusicAlbum
date published: 2025-10-07

no games
type: MusicAlbum
date published: 2025-10-25