surf cowboy
type: MusicGroup
popularity: 6
followers: 339
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6277459319590b73a3528947a671908c11dab0b2a0f9e340a22d5b89ee32f553
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/88ef7d02-9624-4da4-b3e7-b4ba28b39bb7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/88ef7d02-9624-4da4-b3e7-b4ba28b39bb7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/88ef7d02-9624-4da4-b3e7-b4ba28b39bb7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6277459319590b73a3528947a671908c11dab0b2a0f9e340a22d5b89ee32f553","name":"surf cowboy","registered_at":"2026-06-17T13:27:07Z","symbol":"NIM1409489","token_address":"0xa1ef5bdc470e01b2b54c4f0ec5f4b08b9d523302","type":"artist","uuid":"88ef7d02-9624-4da4-b3e7-b4ba28b39bb7"}
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 0x6277459319590b73a3528947a671908c11dab0b2a0f9e340a22d5b89ee32f553. 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/88ef7d02-9624-4da4-b3e7-b4ba28b39bb7.json and https://artists.proofprofile.net/proofs/artist/88ef7d02-9624-4da4-b3e7-b4ba28b39bb7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x6277459319590b73a3528947a671908c11dab0b2a0f9e340a22d5b89ee32f553","name":"surf cowboy","registered_at":"2026-06-17T13:27:07Z","symbol":"NIM1409489","token_address":"0xa1ef5bdc470e01b2b54c4f0ec5f4b08b9d523302","type":"artist","uuid":"88ef7d02-9624-4da4-b3e7-b4ba28b39bb7"}
album: cig for two
  type: MusicAlbum
  date published: 2024-08-14
album: cig for two
  type: MusicAlbum
  date published: 2024-08-14
  track: cig for two
    type: MusicRecording
    duration: PT2M26S
    duration ms: 146410
    explicit: false
    by artist: surf cowboy
    in album: cig for two
      type: MusicAlbum
      date published: 2024-08-14
    isrc code: QZTB32446102
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T21:25:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x420885496f51a3f3adff748559132b0dde90df23e440b258e9c5d4208ea80471
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958690
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958690
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB32446102
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:14:39Z
    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 0x420885496f51a3f3adff748559132b0dde90df23e440b258e9c5d4208ea80471. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/QZTB32446102.
      date published: 2026-07-19T07:14:39Z
    audio: cig for two
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 162.871
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.443
      additional property: Energy
        type: PropertyValue
        value: 0.92
      additional property: Speechiness
        type: PropertyValue
        value: 0.103
      additional property: Acousticness
        type: PropertyValue
        value: 0.172
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.695
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.654
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.866
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: wildflower
  type: MusicAlbum
  date published: 2024-10-04
album: float
  type: MusicAlbum
  date published: 2024-11-01
album: curveball
  type: MusicAlbum
  date published: 2025-05-09
album: star
  type: MusicAlbum
  date published: 2025-07-11
album: lasso
  type: MusicAlbum
  date published: 2025-08-08
  track: lasso
    type: MusicRecording
    duration: PT3M6S
    duration ms: 186405
    explicit: false
    by artist: surf cowboy
    in album: lasso
      type: MusicAlbum
      date published: 2025-08-08
    isrc code: QZWFM2534737
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T08:55:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0b1b638375a8a50c39403ce964ada771e50c1d94a4f3514ea07ae764326ef549
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958388
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958388
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFM2534737
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T09:14:21Z
    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 0x0b1b638375a8a50c39403ce964ada771e50c1d94a4f3514ea07ae764326ef549. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), 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/QZWFM2534737.
      date published: 2026-07-17T09:14:21Z
    audio: lasso
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 129.913
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.676
      additional property: Energy
        type: PropertyValue
        value: 0.695
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: is it all over

Speechiness
type: PropertyValue
value: 0.08

Acousticness
type: PropertyValue
value: 0.199

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.316

Valence (Positivity)
type: PropertyValue
value: 0.5

Loudness (dB)
type: PropertyValue
value: -8.182

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

is it all over
type: MusicAlbum
date published: 2025-09-25