Kahu Waitoa
type: MusicGroup
genre: nz reggae
popularity: 16
followers: 973
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4c91b76cfea9d6a53addd8de7171b55190532603ec0c2d0e8b8460c7e757604
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953674
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953674
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T19:07:16Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa4c91b76cfea9d6a53addd8de7171b55190532603ec0c2d0e8b8460c7e757604","name":"Kahu Waitoa","registered_at":"2026-06-14T14:11:48Z","symbol":"NIM0477682","token_address":"0x87c740f41862447a8f286a7a3c802bb905551b6d","type":"artist","uuid":"5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0"}
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 0xa4c91b76cfea9d6a53addd8de7171b55190532603ec0c2d0e8b8460c7e757604. Chain 2 (Bitcoin): anchored in block 953674 (2026-06-14T19:07:16Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0.json and https://artists.proofprofile.net/proofs/artist/5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T19:07:16Z
  text: {"copyright_id":"0xa4c91b76cfea9d6a53addd8de7171b55190532603ec0c2d0e8b8460c7e757604","name":"Kahu Waitoa","registered_at":"2026-06-14T14:11:48Z","symbol":"NIM0477682","token_address":"0x87c740f41862447a8f286a7a3c802bb905551b6d","type":"artist","uuid":"5d1d3d40-6f8a-4c65-9a3d-9b650abe8ea0"}
album: Taku Manawa
  type: MusicAlbum
  date published: 2001-01-01
album: Taku Manawa
  type: MusicAlbum
  date published: 2001-05-01
album: Taku Manawa
  type: MusicAlbum
  date published: 2001-05-01
  track: Te Kororia O Te Atua
    type: MusicRecording
    duration: PT3M53S
    duration ms: 233306
    explicit: false
    by artist: Kahu Waitoa
    in album: Taku Manawa
      type: MusicAlbum
      date published: 2001-05-01
    genre: nz reggae
    isrc code: NZJR00900938
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T17:45:53+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf61aca070757c7d80a544a6e459e2448a68fb7a7b15a8aa2ac9d781913cef880
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956728
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NZJR00900938
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0xf61aca070757c7d80a544a6e459e2448a68fb7a7b15a8aa2ac9d781913cef880. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/NZJR00900938.
      date published: 2026-07-05T01:43:49Z
    audio: Te Kororia O Te Atua
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.961
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.757
      additional property: Energy
        type: PropertyValue
        value: 0.533
      additional property: Speechiness
        type: PropertyValue
        value: 0.066
      additional property: Acousticness
        type: PropertyValue
        value: 0.537
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.306
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.757
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.57
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Kia Ngaro
    type: MusicRecording
    duration: PT2M28S
    duration ms: 148760
    explicit: false
    by artist: Kahu Waitoa
    in album: Taku Manawa
      type: MusicAlbum
      date published: 2001-05-01
    genre: nz reggae
    isrc code: NZJR00900945
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T07:50:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x18537eb7e70f0ee30b524808ea861370a30a9170cb90312690626bd0a7c30d59
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958263
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958263
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NZJR00900945
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T10:52:52Z
    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 0x18537eb7e70f0ee30b524808ea861370a30a9170cb90312690626bd0a7c30d59. Chain 2 (Bitcoin): anchored in block 958263 (2026-07-16T10:52:52Z), 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/NZJR00900945.
      date published: 2026-07-16T10:52:52Z
    audio: Kia Ngaro
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 99.363
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.546
      additional property: Energy
        type: PropertyValue
        value: 0.437
      additional property: Speechiness
        type: PropertyValue
        value: 0.026
      additional property: Acousticness
        type: PropertyValue
        value: 0.567
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Liveness
type: PropertyValue
value: 0.063

Valence (Positivity)
type: PropertyValue
value: 0.332

Loudness (dB)
type: PropertyValue
value: -7.958

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Taku Manawa
type: MusicAlbum
date published: 2001-05-01