Mystery Friends
type: MusicGroup
popularity: 9
followers: 1144
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf33968507b7a46f3bd79db5223f7d996b29d92bae361e9c1316ab3ba851b2cc3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/761d7a59-8c36-40ff-821f-c8ad879aa57b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/761d7a59-8c36-40ff-821f-c8ad879aa57b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/761d7a59-8c36-40ff-821f-c8ad879aa57b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf33968507b7a46f3bd79db5223f7d996b29d92bae361e9c1316ab3ba851b2cc3","name":"Mystery Friends","registered_at":"2026-06-17T06:44:28Z","symbol":"NIM1313589","token_address":"0x24d24b64eaa8b02477e896e1fcd7f137f822e845","type":"artist","uuid":"761d7a59-8c36-40ff-821f-c8ad879aa57b"}
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 0xf33968507b7a46f3bd79db5223f7d996b29d92bae361e9c1316ab3ba851b2cc3. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/761d7a59-8c36-40ff-821f-c8ad879aa57b.json and https://artists.proofprofile.net/proofs/artist/761d7a59-8c36-40ff-821f-c8ad879aa57b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xf33968507b7a46f3bd79db5223f7d996b29d92bae361e9c1316ab3ba851b2cc3","name":"Mystery Friends","registered_at":"2026-06-17T06:44:28Z","symbol":"NIM1313589","token_address":"0x24d24b64eaa8b02477e896e1fcd7f137f822e845","type":"artist","uuid":"761d7a59-8c36-40ff-821f-c8ad879aa57b"}
album: This Is Not What I Expected
  type: MusicAlbum
  date published: 2017-08-11
album: Wide Eyed and Reckless
  type: MusicAlbum
  date published: 2018-01-26
album: Can't Say
  type: MusicAlbum
  date published: 2018-06-22
album: Can't Say (Lunartick Remix)
  type: MusicAlbum
  date published: 2018-07-13
album: Empty Nostalgia
  type: MusicAlbum
  date published: 2019-03-08
album: Locked Eyes
  type: MusicAlbum
  date published: 2019-05-03
album: Past and Future Self
  type: MusicAlbum
  date published: 2019-05-31
album: Toxic
  type: MusicAlbum
  date published: 2020-09-22
album: Nowhere to Be
  type: MusicAlbum
  date published: 2020-10-15
album: Time and Place
  type: MusicAlbum
  date published: 2020-12-08
album: Time and Place
  type: MusicAlbum
  date published: 2020-12-08
album: Someday
  type: MusicAlbum
  date published: 2021-04-13
album: Someday
  type: MusicAlbum
  date published: 2021-04-13
album: Nowhere to Be
  type: MusicAlbum
  date published: 2021-10-15
album: Beck & Call
  type: MusicAlbum
  date published: 2022-02-02
album: Beck & Call
  type: MusicAlbum
  date published: 2022-02-02
album: Between Us
  type: MusicAlbum
  date published: 2022-08-12
album: Between Us
  type: MusicAlbum
  date published: 2022-08-12
album: ride or die
  type: MusicAlbum
  date published: 2023-06-15
album: ride or die
  type: MusicAlbum
  date published: 2023-06-15
album: Fever Dream
  type: MusicAlbum
  date published: 2023-12-05
album: Utopia
  type: MusicAlbum
  date published: 2024-01-23
album: Rising Star
  type: MusicAlbum
  date published: 2024-12-05
album: ON THE FLOOR!
  type: MusicAlbum
  date published: 2025-01-09
  track: Pretend
    type: MusicRecording
    duration: PT3M8S
    duration ms: 188250
    explicit: false
    by artist: Mystery Friends
    in album: ON THE FLOOR!
      type: MusicAlbum
      date published: 2025-01-09
    isrc code: QT3EX2417742
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T07:04:03+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x52613aafef3a094b235ed62541abd5ad5052e456c8246f1ecd6304fe6547bb97
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958691
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958691
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3EX2417742
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:19:31Z
    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 0x52613aafef3a094b235ed62541abd5ad5052e456c8246f1ecd6304fe6547bb97. Chain 2 (Bitcoin): anchored in block 958691 (2026-07-19T07:19:31Z), 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/QT3EX2417742.
      date published: 2026-07-19T07:19:31Z
    audio: Pretend
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.914
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.582
      additional property: Energy
        type: PropertyValue
        value: 0.646
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.069
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.026
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.261
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.757
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major