Zupa Fitz
type: MusicGroup
genre: lo-fi
genre: lo-fi beats
popularity: 49
followers: 671
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xdfd63f0422ab794ca47761526d606e542811b3609bc0fc19b7cf2e1f12bb4e26
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/253f515d-a0a0-4542-b25f-78cbb5980a4b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/253f515d-a0a0-4542-b25f-78cbb5980a4b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/253f515d-a0a0-4542-b25f-78cbb5980a4b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0xdfd63f0422ab794ca47761526d606e542811b3609bc0fc19b7cf2e1f12bb4e26. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/253f515d-a0a0-4542-b25f-78cbb5980a4b.json and https://artists.proofprofile.net/proofs/artist/253f515d-a0a0-4542-b25f-78cbb5980a4b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0xdfd63f0422ab794ca47761526d606e542811b3609bc0fc19b7cf2e1f12bb4e26","name":"Zupa Fitz","registered_at":"2026-06-11T14:25:52Z","symbol":"NIM0048521","token_address":"0xe4e699c97299abefd3a5454d64dfd32f5f202506","type":"artist","uuid":"253f515d-a0a0-4542-b25f-78cbb5980a4b"}
album: Melted Sidewalk
  type: MusicAlbum
  date published: 2024-01-07
album: in too deep
  type: MusicAlbum
  date published: 2024-01-14
album: Transformational
  type: MusicAlbum
  date published: 2024-01-28
album: cabin weather
  type: MusicAlbum
  date published: 2024-02-04
album: on the horizon
  type: MusicAlbum
  date published: 2024-03-31
album: under the willows
  type: MusicAlbum
  date published: 2024-05-19
album: tuesday blues
  type: MusicAlbum
  date published: 2024-06-09
album: lemon pebble
  type: MusicAlbum
  date published: 2024-06-16
album: night bus
  type: MusicAlbum
  date published: 2024-07-14
album: love theory
  type: MusicAlbum
  date published: 2024-07-21
album: suede life
  type: MusicAlbum
  date published: 2024-08-04
album: been a long time
  type: MusicAlbum
  date published: 2024-08-18
album: downstream memories
  type: MusicAlbum
  date published: 2024-09-29
album: keeping up appearances
  type: MusicAlbum
  date published: 2024-10-13
album: on the edge
  type: MusicAlbum
  date published: 2024-10-27
album: memories we memories we share
  type: MusicAlbum
  date published: 2024-11-10
album: this and that
  type: MusicAlbum
  date published: 2024-12-15
album: how it feels when we're alone
  type: MusicAlbum
  date published: 2024-12-29
album: our safehaven
  type: MusicAlbum
  date published: 2025-01-12
album: stay blessed
  type: MusicAlbum
  date published: 2025-01-26
  track: stay blessed
    type: MusicRecording
    duration: PT2M44S
    duration ms: 164571
    explicit: false
    by artist: Zupa Fitz
    in album: stay blessed
      type: MusicAlbum
      date published: 2025-01-26
    genre: lo-fi
    genre: lo-fi beats
    isrc code: QZAKB2448263
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T17:21:07+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x71d35c142fea6294eeab16eb751fba1743694b992728db9d08b62898ae845959
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958319
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958319
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZAKB2448263
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T02:09:58Z
    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 0x71d35c142fea6294eeab16eb751fba1743694b992728db9d08b62898ae845959. Chain 2 (Bitcoin): anchored in block 958319 (2026-07-17T02:09:58Z), 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/QZAKB2448263.
      date published: 2026-07-17T02:09:58Z
    audio: stay blessed
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 140.021
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.656
      additional property: Energy
        type: PropertyValue
        value: 0.4
      additional property: Speechiness
        type: PropertyValue
        value: 0.065
      additional property: Acousticness
        type: PropertyValue
        value: 0.827
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.912
      additional property: Liveness
        type: PropertyValue
        value: 0.119
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.455
      additional property: Loudness (dB)
        type: PropertyValue
        value: -15.772
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: young and free
  type: MusicAlbum
  date published: 2025-02-09
album: snoozin'
  type: MusicAlbum
  date published: 2025-03-16
album: midnight hot chocolate
  type: MusicAlbum
  date published: 2025-05-25
album: many more memories
  type: MusicAlbum
  date published: 2025-06-08
album: solitude
  type: MusicAlbum
  date published: 2025-07-20
album: pebbles
album: midday breeze
album: night mist
album: troubled breeze

pebbles
type: MusicAlbum
date published: 2025-08-10
track: pebbles
  type: MusicRecording
  duration: PT2M14S
  duration ms: 134916
  explicit: false
  by artist: Zupa Fitz
  in album: pebbles
    type: MusicAlbum
    date published: 2025-08-10
  genre: lo-fi
  genre: lo-fi beats
  isrc code: QZAKB2518666
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T03:23:27+00:00
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    type: PropertyValue
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956776
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956776
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZAKB2518666
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:59:37Z
  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 0x03fa75b32b05f13a0bd6d62dc9e487884709fa16e4860a0ddc53d9016925eb82. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/QZAKB2518666.
    date published: 2026-07-05T10:59:37Z
  audio: pebbles
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.006
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.711
    additional property: Energy
      type: PropertyValue
      value: 0.456
    additional property: Speechiness
      type: PropertyValue
      value: 0.06
    additional property: Acousticness
      type: PropertyValue
      value: 0.636
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.833
    additional property: Liveness
      type: PropertyValue
      value: 0.368
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.506
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.141
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

midday breeze
type: MusicAlbum
date published: 2025-09-28

night mist
type: MusicAlbum
date published: 2025-10-12
track: night mist
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142225
  explicit: false
  by artist: Zupa Fitz
  in album: night mist
    type: MusicAlbum
    date published: 2025-10-12
  genre: lo-fi
  genre: lo-fi beats
  isrc code: QZAKB2530801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T05:14:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x20483e5c5d6788917f268929efa8b74fe676466ce41c217f91599c44a9a22fc2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958830
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958830
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZAKB2530801
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T08:11:08Z
  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 0x20483e5c5d6788917f268929efa8b74fe676466ce41c217f91599c44a9a22fc2. Chain 2 (Bitcoin): anchored in block 958830 (2026-07-20T08:11:08Z), 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/QZAKB2530801.
    date published: 2026-07-20T08:11:08Z
  audio: night mist
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.945
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.743
    additional property: Energy
      type: PropertyValue
      value: 0.174
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.967
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.921
    additional property: Liveness
      type: PropertyValue
      value: 0.091
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.375
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.357
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

troubled breeze
type: MusicAlbum
date published: 2025-11-02