Bestefar & Kaptein Øyen
type: MusicGroup
popularity: 8
followers: 71
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d918ac76975fba3a2e459532fb2767f48b9f5b9d1357ff6bea79bc9ce112bdc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953949
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953949
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0c4546ed-59b5-45f4-a5a3-3faec3e96fa9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0c4546ed-59b5-45f4-a5a3-3faec3e96fa9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0c4546ed-59b5-45f4-a5a3-3faec3e96fa9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T13:28:01Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3d918ac76975fba3a2e459532fb2767f48b9f5b9d1357ff6bea79bc9ce112bdc","name":"Bestefar & Kaptein Øyen","registered_at":"2026-06-15T17:45:19Z","symbol":"NIM0783990","token_address":"0x9444a2b87596f15a4a6f23e360b45be0f79bd3eb","type":"artist","uuid":"0c4546ed-59b5-45f4-a5a3-3faec3e96fa9"}
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 0x3d918ac76975fba3a2e459532fb2767f48b9f5b9d1357ff6bea79bc9ce112bdc. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0c4546ed-59b5-45f4-a5a3-3faec3e96fa9.json and https://artists.proofprofile.net/proofs/artist/0c4546ed-59b5-45f4-a5a3-3faec3e96fa9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
  text: {"copyright_id":"0x3d918ac76975fba3a2e459532fb2767f48b9f5b9d1357ff6bea79bc9ce112bdc","name":"Bestefar & Kaptein Øyen","registered_at":"2026-06-15T17:45:19Z","symbol":"NIM0783990","token_address":"0x9444a2b87596f15a4a6f23e360b45be0f79bd3eb","type":"artist","uuid":"0c4546ed-59b5-45f4-a5a3-3faec3e96fa9"}
album: Best Før
  type: MusicAlbum
  date published: 2018-06-29
album: Børretzen Kafé
  type: MusicAlbum
  date published: 2021-06-29
album: Bestefars Godnattsang
  type: MusicAlbum
  date published: 2021-08-11
  track: Bestefars Godnattsang
    type: MusicRecording
    duration: PT3M30S
    duration ms: 210688
    explicit: false
    by artist: Bestefar & Kaptein Øyen
    in album: Bestefars Godnattsang
      type: MusicAlbum
      date published: 2021-08-11
    isrc code: NOE652103010
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T21:14:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x074f22650684c671d95d6f4e9f5c06f47d0914012b45b8a3c9e347d30e695adf
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957754
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957754
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOE652103010
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T21:26:22Z
    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 0x074f22650684c671d95d6f4e9f5c06f47d0914012b45b8a3c9e347d30e695adf. Chain 2 (Bitcoin): anchored in block 957754 (2026-07-12T21:26:22Z), 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/NOE652103010.
      date published: 2026-07-12T21:26:22Z
    audio: Bestefars Godnattsang
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.815
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.29
      additional property: Energy
        type: PropertyValue
        value: 0.11
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.894
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.205
      additional property: Liveness
        type: PropertyValue
        value: 0.079
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.277
      additional property: Loudness (dB)
        type: PropertyValue
        value: -17.226
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Hvite Legger
  type: MusicAlbum
  date published: 2023-06-02
  track: Hvite Legger
    type: MusicRecording
    duration: PT3M38S
    duration ms: 218833
    explicit: false
    by artist: Bestefar & Kaptein Øyen
    in album: Hvite Legger
      type: MusicAlbum
      date published: 2023-06-02
    isrc code: NOE652304010
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T09:47:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe5a5c5e76295dc2e176b5f42297d9b31a04ffd62d048897419a976a095666acd
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958140
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958140
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOE652304010
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T12:49:18Z
    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 0xe5a5c5e76295dc2e176b5f42297d9b31a04ffd62d048897419a976a095666acd. Chain 2 (Bitcoin): anchored in block 958140 (2026-07-15T12:49:18Z), 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/NOE652304010.
      date published: 2026-07-15T12:49:18Z
    audio: Hvite Legger
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 79.525
      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: 0.66
      additional property: Energy
        type: PropertyValue
        value: 0.535
      additional property: Speechiness
        type: PropertyValue
        value: 0.23
      additional property: Acousticness
        type: PropertyValue
        value: 0.824
      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: 0.2

Valence (Positivity)
type: PropertyValue
value: 0.633

Loudness (dB)
type: PropertyValue
value: -7.106

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major