ALVIN STAR
type: MusicGroup
popularity: 43
followers: 10173
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65045d9e648d8a06b7bb67a31d79428119210f24159e2a8e5f87455c14fc20b1
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/ec34798d-1374-4456-b3b3-8923a0888c6b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ec34798d-1374-4456-b3b3-8923a0888c6b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ec34798d-1374-4456-b3b3-8923a0888c6b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x65045d9e648d8a06b7bb67a31d79428119210f24159e2a8e5f87455c14fc20b1","name":"ALVIN STAR","registered_at":"2026-06-12T12:55:39Z","symbol":"NIM0304150","token_address":"0xd65c00495cdba7118049492688499320fb149504","type":"artist","uuid":"ec34798d-1374-4456-b3b3-8923a0888c6b"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65045d9e648d8a06b7bb67a31d79428119210f24159e2a8e5f87455c14fc20b1. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ec34798d-1374-4456-b3b3-8923a0888c6b.json and https://artists.proofprofile.net/proofs/artist/ec34798d-1374-4456-b3b3-8923a0888c6b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x65045d9e648d8a06b7bb67a31d79428119210f24159e2a8e5f87455c14fc20b1","name":"ALVIN STAR","registered_at":"2026-06-12T12:55:39Z","symbol":"NIM0304150","token_address":"0xd65c00495cdba7118049492688499320fb149504","type":"artist","uuid":"ec34798d-1374-4456-b3b3-8923a0888c6b"}
album: BONNIE & CLYDE
  type: MusicAlbum
  date published: 2021-04-03
album: DOKUD MOJE SRDCE BUDE ZVLÁDAT
  type: MusicAlbum
  date published: 2021-09-21
  track: DOKUD MOJE SRDCE BUDE ZVLÁDAT
    type: MusicRecording
    duration: PT2M57S
    duration ms: 177000
    explicit: true
    by artist: ALVIN STAR
    in album: DOKUD MOJE SRDCE BUDE ZVLÁDAT
      type: MusicAlbum
      date published: 2021-09-21
    isrc code: QZFYZ2280456
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T02:52:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1825daed047a7ad8d42b0aea925e46b868b072a8c571e78bc46922f750860c01
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956634
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956634
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2280456
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T10:04:33Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1825daed047a7ad8d42b0aea925e46b868b072a8c571e78bc46922f750860c01. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/QZFYZ2280456.
      date published: 2026-07-04T10:04:33Z
    audio: DOKUD MOJE SRDCE BUDE ZVLÁDAT
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.926
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.666
      additional property: Energy
        type: PropertyValue
        value: 0.29
      additional property: Speechiness
        type: PropertyValue
        value: 0.479
      additional property: Acousticness
        type: PropertyValue
        value: 0.174
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.102
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.193
      additional property: Loudness (dB)
        type: PropertyValue
        value: -15.209
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: PROKLÍNÁM
  type: MusicAlbum
  date published: 2022-04-22
  track: PROKLÍNÁM
    type: MusicRecording
    duration: PT3M25S
    duration ms: 205161
    explicit: true
    by artist: ALVIN STAR
    in album: PROKLÍNÁM
      type: MusicAlbum
      date published: 2022-04-22
    isrc code: QZHN62238163
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T14:02:08+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xbcc1299e345513d4fafe98e8e3131ec293cec438e7d802e258889f64f077fd9f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN62238163
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcc1299e345513d4fafe98e8e3131ec293cec438e7d802e258889f64f077fd9f. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZHN62238163.
      date published: 2026-07-05T01:12:41Z
    audio: PROKLÍNÁM
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 123.983
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.718
      additional property: Energy
        type: PropertyValue
        value: 0.378
      additional property: Speechiness
        type: PropertyValue
        value: 0.061
      additional property: Acousticness
        type: PropertyValue
        value: 0.162
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.002
      additional property: Liveness
        type: PropertyValue
        value: 0.076
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: MĚJ SE AHOJ ČAU
album: KAMUFLÁŽ
album: GATSBY
album: U VODY FLEX
album: SPACE COWBOY
album: ŠTEKLE
album: PRINCEZNA
album: ADAMA TRAORÉ
album: ARGENTINA
album: HEARTBREAKER
album: ARSENAL
album: SLAVIA
album: MY JSME LOVCI LOVOSICE
album: CHELSEA
album: MOCKINGBIRD
album: ANOTHER LOVE
album: DFA Roudnice nad Labem - Hrobce - dívky
album: KASANDRA
album: HOPE (Cover)
album: BIPOLAR
album: AMSTERDAM
album: KASANDRA (Blackbride Remix)
album: STAN
album: MUSÍŠ SE MÍT NA CO TĚŠIT
album: CIRKUS ŽEBROTA
album: DĚTSTVÍ
album: BABY, I DON'T MIND
album: FEJK
album: NA VÁNOCE
album: ALLAN SCHICKY SON
album: STREET DREAMS
album: 041
album: SIMPA
album: SLUNEČNICE
album: MILION CHYB
album: ASI TĚ MÁM POŘÁD RÁD
album: TAXIKÁR
album: DARUJ MI KŘÍDLA
album: HVĚZDY
album: YALLA
album: KUS MÝ DUŠE
album: MY SE NEMUSÍME BÁT
album: LEDEN
album: DALEKO OD TEBE
album: TO SE MI LÍBÍ
album: DOMOV
album: SLOWED TO PERFECTION (slowed to perfection)
album: DÉMONI MAJ NASPĚCH
album: TA PRAVÁ
album: NINAO
album: ŽÁDNÝ DRAMA
album: KRABICE STARÝCH FOTEK
album: ZAMILOVAT
album: TEMNÝ MRAKY
album: REKORD
track: Level Up 2

Valence (Positivity)
type: PropertyValue
value: 0.364

Loudness (dB)
type: PropertyValue
value: -13.537

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Minor

MĚJ SE AHOJ ČAU
type: MusicAlbum
date published: 2022-05-27

KAMUFLÁŽ
type: MusicAlbum
date published: 2022-06-04

GATSBY
type: MusicAlbum
date published: 2022-06-17
track: GATSBY
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179600
  explicit: true
  by artist: ALVIN STAR
  in album: GATSBY
    type: MusicAlbum
    date published: 2022-06-17
  isrc code: QZK6L2228649
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T22:23:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdc26df17a1d3014eaec75cbdbd9603128f0f0c28450090e358df0902215632f3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2228649
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc26df17a1d3014eaec75cbdbd9603128f0f0c28450090e358df0902215632f3. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZK6L2228649.
    date published: 2026-07-05T01:12:41Z
  audio: GATSBY
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 76.178
    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: 0.526
    additional property: Energy
      type: PropertyValue
      value: 0.643
    additional property: Speechiness
      type: PropertyValue
      value: 0.105
    additional property: Acousticness
      type: PropertyValue
      value: 0.259
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.324
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.585
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.68
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

U VODY FLEX
type: MusicAlbum
date published: 2022-07-07
track: U VODY FLEX
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180000
  explicit: true
  by artist: ALVIN STAR
  in album: U VODY FLEX
    type: MusicAlbum
    date published: 2022-07-07
  isrc code: QZK6G2205185
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T18:13:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc755cbcbc30243572b49c4c75e3d2128c8b0d262b59cdede67be4d152e64aca3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958596
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958596
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6G2205185
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T18:42:38Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc755cbcbc30243572b49c4c75e3d2128c8b0d262b59cdede67be4d152e64aca3. Chain 2 (Bitcoin): anchored in block 958596 (2026-07-18T18:42:38Z), 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/QZK6G2205185.
    date published: 2026-07-18T18:42:38Z
  audio: U VODY FLEX
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.956
    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: 0.912
    additional property: Energy
      type: PropertyValue
      value: 0.437
    additional property: Speechiness
      type: PropertyValue
      value: 0.078
    additional property: Acousticness
      type: PropertyValue
      value: 0.227
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.093
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.602
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.518
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

SPACE COWBOY
type: MusicAlbum
date published: 2022-08-02
track: SPACE COWBOY
  type: MusicRecording
  duration: PT2M14S
  duration ms: 134452
  explicit: false
  by artist: ALVIN STAR
  in album: SPACE COWBOY
    type: MusicAlbum
    date published: 2022-08-02
  isrc code: QZMEQ2239424
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T13:39:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x323d7672f89fb3847c0a48030aa61e350beed5259a002cc2e64dc03421e6c9c0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958561
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958561
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEQ2239424
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T14:22:01Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x323d7672f89fb3847c0a48030aa61e350beed5259a002cc2e64dc03421e6c9c0. Chain 2 (Bitcoin): anchored in block 958561 (2026-07-18T14:22:01Z), 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/QZMEQ2239424.
    date published: 2026-07-18T14:22:01Z
  audio: SPACE COWBOY
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 149.996
    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: 0.576
    additional property: Energy
      type: PropertyValue
      value: 0.708
    additional property: Speechiness
      type: PropertyValue
      value: 0.188
    additional property: Acousticness
      type: PropertyValue
      value: 0.006
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.111
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.338
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.187
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

ŠTEKLE
type: MusicAlbum
date published: 2022-08-21
track: ŠTEKLE
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178000
  explicit: false
  by artist: ALVIN STAR
  in album: ŠTEKLE
    type: MusicAlbum
    date published: 2022-08-21
  isrc code: QZNWS2221811
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T16:11:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfb8049bc36c60acac91821fc45d572e7cc8f49b269675a81956e255126a52be2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959034
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959034
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWS2221811
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T16:34:25Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb8049bc36c60acac91821fc45d572e7cc8f49b269675a81956e255126a52be2. Chain 2 (Bitcoin): anchored in block 959034 (2026-07-21T16:34:25Z), 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/QZNWS2221811.
    date published: 2026-07-21T16:34:25Z
  audio: ŠTEKLE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 83.701
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.443
    additional property: Energy
      type: PropertyValue
      value: 0.419
    additional property: Speechiness
      type: PropertyValue
      value: 0.739
    additional property: Acousticness
      type: PropertyValue
      value: 0.239
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.071
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.305
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.526
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

PRINCEZNA
type: MusicAlbum
date published: 2022-10-24

ADAMA TRAORÉ
type: MusicAlbum
date published: 2022-11-12
track: ADAMA TRAORÉ
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148695
  explicit: false
  by artist: ALVIN STAR
  in album: ADAMA TRAORÉ
    type: MusicAlbum
    date published: 2022-11-12
  isrc code: QZTAY2272170
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T09:44:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa5ccf3c299dd4527beb62a97e7d3b7ff20cad376faab26568658c55c0f2378ff
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958860
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958860
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAY2272170
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T09:58:28Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5ccf3c299dd4527beb62a97e7d3b7ff20cad376faab26568658c55c0f2378ff. Chain 2 (Bitcoin): anchored in block 958860 (2026-07-20T09:58:28Z), 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/QZTAY2272170.
    date published: 2026-07-20T09:58:28Z
  audio: ADAMA TRAORÉ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 129.049
    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: 0.77
    additional property: Energy
      type: PropertyValue
      value: 0.812
    additional property: Speechiness
      type: PropertyValue
      value: 0.102
    additional property: Acousticness
      type: PropertyValue
      value: 0.084
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.348
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.518
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.265
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

ARGENTINA
type: MusicAlbum
date published: 2022-12-17

HEARTBREAKER
type: MusicAlbum
date published: 2023-02-04

ARSENAL
type: MusicAlbum
date published: 2023-03-04
track: ARSENAL
  type: MusicRecording
  duration: PT1M56S
  duration ms: 116756
  explicit: true
  by artist: ALVIN STAR
  in album: ARSENAL
    type: MusicAlbum
    date published: 2023-03-04
  isrc code: QZES62389941
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T10:22:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbc32225ff3d256dcbd72789812d074852abcf22771be6bc418f83b31255aaaef
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958541
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958541
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES62389941
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T11:37:54Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc32225ff3d256dcbd72789812d074852abcf22771be6bc418f83b31255aaaef. Chain 2 (Bitcoin): anchored in block 958541 (2026-07-18T11:37:54Z), 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/QZES62389941.
    date published: 2026-07-18T11:37:54Z
  audio: ARSENAL
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 147.981
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.809
    additional property: Energy
      type: PropertyValue
      value: 0.46
    additional property: Speechiness
      type: PropertyValue
      value: 0.47
    additional property: Acousticness
      type: PropertyValue
      value: 0.123
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.127
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.281
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.152
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

SLAVIA
type: MusicAlbum
date published: 2023-03-10

MY JSME LOVCI LOVOSICE
type: MusicAlbum
date published: 2023-03-23
track: MY JSME LOVCI LOVOSICE
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173023
  explicit: false
  by artist: ALVIN STAR
  in album: MY JSME LOVCI LOVOSICE
    type: MusicAlbum
    date published: 2023-03-23
  isrc code: QZHN42319192
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T03:55:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3b4e97289fccde31f8928a64ea7fd3610561be3f35aa872d7862c5c4476468c3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956474
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956474
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42319192
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T08:56:35Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b4e97289fccde31f8928a64ea7fd3610561be3f35aa872d7862c5c4476468c3. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/QZHN42319192.
    date published: 2026-07-03T08:56:35Z
  audio: MY JSME LOVCI LOVOSICE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 172.023
    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: 0.682
    additional property: Energy
      type: PropertyValue
      value: 0.759
    additional property: Speechiness
      type: PropertyValue
      value: 0.147
    additional property: Acousticness
      type: PropertyValue
      value: 0.025
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.112
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.426
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.694
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

CHELSEA
type: MusicAlbum
date published: 2023-03-28

MOCKINGBIRD
type: MusicAlbum
date published: 2023-04-11

ANOTHER LOVE
type: MusicAlbum
date published: 2023-04-29

DFA Roudnice nad Labem - Hrobce - dívky
type: MusicAlbum
date published: 2023-05-05
track: DFA Roudnice nad Labem - Hrobce - dívky
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171851
  explicit: false
  by artist: ALVIN STAR
  in album: DFA Roudnice nad Labem - Hrobce - dívky
    type: MusicAlbum
    date published: 2023-05-05
  isrc code: QZK6P2360741
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T07:48:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1edf917b87cb122474bb16eb30657a2fcc17e774719f88ace6a4e023f86256d4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956772
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P2360741
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:01:46Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1edf917b87cb122474bb16eb30657a2fcc17e774719f88ace6a4e023f86256d4. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QZK6P2360741.
    date published: 2026-07-05T10:01:46Z
  audio: DFA Roudnice nad Labem - Hrobce - dívky
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 162.051
    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: 0.599
    additional property: Energy
      type: PropertyValue
      value: 0.772
    additional property: Speechiness
      type: PropertyValue
      value: 0.095
    additional property: Acousticness
      type: PropertyValue
      value: 0.011
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.072
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.642
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.695
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

KASANDRA
type: MusicAlbum
date published: 2023-05-24

HOPE (Cover)
type: MusicAlbum
date published: 2023-06-13
track: HOPE - Cover
  type: MusicRecording
  duration: PT1M51S
  duration ms: 111472
  explicit: true
  by artist: ALVIN STAR
  in album: HOPE (Cover)
    type: MusicAlbum
    date published: 2023-06-13
  isrc code: QZMEN2351977
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T20:07:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x824f16f859b8e35bc3ae78556d0faa7e15ddf5b182a57f57684a1d1ea763a18d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEN2351977
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x824f16f859b8e35bc3ae78556d0faa7e15ddf5b182a57f57684a1d1ea763a18d. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZMEN2351977.
    date published: 2026-07-05T01:12:41Z
  audio: HOPE - Cover
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 146.073
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.647
    additional property: Energy
      type: PropertyValue
      value: 0.393
    additional property: Speechiness
      type: PropertyValue
      value: 0.124
    additional property: Acousticness
      type: PropertyValue
      value: 0.321
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.159
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.36
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.452
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

BIPOLAR
type: MusicAlbum
date published: 2023-06-23
track: BIPOLAR
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180845
  explicit: true
  by artist: ALVIN STAR
  in album: BIPOLAR
    type: MusicAlbum
    date published: 2023-06-23
  isrc code: QZMEQ2352586
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T07:33:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9a4b10b8d6ef3b5ca4f03f8e7e92275dc186e4ae3db6ba4b59554d63bfbb05a8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956474
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956474
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEQ2352586
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T08:56:35Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a4b10b8d6ef3b5ca4f03f8e7e92275dc186e4ae3db6ba4b59554d63bfbb05a8. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/QZMEQ2352586.
    date published: 2026-07-03T08:56:35Z
  audio: BIPOLAR
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 141.948
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.672
    additional property: Energy
      type: PropertyValue
      value: 0.599
    additional property: Speechiness
      type: PropertyValue
      value: 0.202
    additional property: Acousticness
      type: PropertyValue
      value: 0.091
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.351
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.469
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.282
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

AMSTERDAM
type: MusicAlbum
date published: 2023-07-07

KASANDRA (Blackbride Remix)
type: MusicAlbum
date published: 2023-07-22

STAN
type: MusicAlbum
date published: 2023-07-30

MUSÍŠ SE MÍT NA CO TĚŠIT
type: MusicAlbum
date published: 2023-09-16
track: MUSÍŠ SE MÍT NA CO TĚŠIT
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229014
  explicit: false
  by artist: ALVIN STAR
  in album: MUSÍŠ SE MÍT NA CO TĚŠIT
    type: MusicAlbum
    date published: 2023-09-16
  isrc code: QZTAY2300699
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:07:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x347e4eeadbfcd9d85f55a49d9db0876dd7585134718cf43b1b2124a32617bbe2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956634
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956634
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAY2300699
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x347e4eeadbfcd9d85f55a49d9db0876dd7585134718cf43b1b2124a32617bbe2. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/QZTAY2300699.
    date published: 2026-07-04T10:04:33Z
  audio: MUSÍŠ SE MÍT NA CO TĚŠIT
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 142.116
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.458
    additional property: Energy
      type: PropertyValue
      value: 0.418
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.739
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.006
    additional property: Liveness
      type: PropertyValue
      value: 0.12
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.344
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.327
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

CIRKUS ŽEBROTA
type: MusicAlbum
date published: 2023-09-27
track: CIRKUS ŽEBROTA
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163728
  explicit: true
  by artist: ALVIN STAR
  in album: CIRKUS ŽEBROTA
    type: MusicAlbum
    date published: 2023-09-27
  isrc code: QZTB32373337
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T09:43:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcfbc02903f4b810778575137005fba5f371e829eeca9592a0f78be14f5886460
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956545
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956545
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB32373337
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T19:59:51Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfbc02903f4b810778575137005fba5f371e829eeca9592a0f78be14f5886460. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/QZTB32373337.
    date published: 2026-07-03T19:59:51Z
  audio: CIRKUS ŽEBROTA
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 170.039
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.781
    additional property: Energy
      type: PropertyValue
      value: 0.665
    additional property: Speechiness
      type: PropertyValue
      value: 0.252
    additional property: Acousticness
      type: PropertyValue
      value: 0.086
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.071
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.528
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.54
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

DĚTSTVÍ
type: MusicAlbum
date published: 2023-10-06
track: DĚTSTVÍ
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184400
  explicit: false
  by artist: ALVIN STAR
  in album: DĚTSTVÍ
    type: MusicAlbum
    date published: 2023-10-06
  isrc code: QZTB72301336
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T14:46:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcc7f79701725f059432ff3d6e7385b96c7b2b45423c4d4bd3c29698a4debe18d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958166
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958166
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB72301336
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T15:55:19Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc7f79701725f059432ff3d6e7385b96c7b2b45423c4d4bd3c29698a4debe18d. Chain 2 (Bitcoin): anchored in block 958166 (2026-07-15T15:55:19Z), 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/QZTB72301336.
    date published: 2026-07-15T15:55:19Z
  audio: DĚTSTVÍ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 149.947
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.73
    additional property: Energy
      type: PropertyValue
      value: 0.666
    additional property: Speechiness
      type: PropertyValue
      value: 0.069
    additional property: Acousticness
      type: PropertyValue
      value: 0.282
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.101
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.447
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.451
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

BABY, I DON'T MIND
type: MusicAlbum
date published: 2023-11-19
track: BABY, I DON'T MIND
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175326
  explicit: true
  by artist: ALVIN STAR
  in album: BABY, I DON'T MIND
    type: MusicAlbum
    date published: 2023-11-19
  isrc code: QZTBD2363859
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T18:26:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcefa85e3ccdb85592cceceac0c64f0a2a6d32ddc69caf4a2a6b2ea3f28f404e5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958770
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958770
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBD2363859
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T19:26:13Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcefa85e3ccdb85592cceceac0c64f0a2a6d32ddc69caf4a2a6b2ea3f28f404e5. Chain 2 (Bitcoin): anchored in block 958770 (2026-07-19T19:26:13Z), 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/QZTBD2363859.
    date published: 2026-07-19T19:26:13Z
  audio: BABY, I DON'T MIND
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.044
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.613
    additional property: Energy
      type: PropertyValue
      value: 0.592
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.349
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.095
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.382
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.606
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

FEJK
type: MusicAlbum
date published: 2023-12-01

NA VÁNOCE
type: MusicAlbum
date published: 2023-12-07

ALLAN SCHICKY SON
type: MusicAlbum
date published: 2023-12-18
track: ALLAN SCHICKY SON
  type: MusicRecording
  duration: PT1M34S
  duration ms: 94417
  explicit: false
  by artist: ALVIN STAR
  in album: ALLAN SCHICKY SON
    type: MusicAlbum
    date published: 2023-12-18
  isrc code: QZWFN2384745
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T16:15:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd42016979cb7c0003c1688d4fc214c74fd7f8202b7bd23a87903e4506a9e7ab7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958436
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958436
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2384745
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T16:42:22Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd42016979cb7c0003c1688d4fc214c74fd7f8202b7bd23a87903e4506a9e7ab7. Chain 2 (Bitcoin): anchored in block 958436 (2026-07-17T16:42:22Z), 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/QZWFN2384745.
    date published: 2026-07-17T16:42:22Z
  audio: ALLAN SCHICKY SON
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 145.324
    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: 0.591
    additional property: Energy
      type: PropertyValue
      value: 0.407
    additional property: Speechiness
      type: PropertyValue
      value: 0.134
    additional property: Acousticness
      type: PropertyValue
      value: 0.44
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.419
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.287
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.62
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

STREET DREAMS
type: MusicAlbum
date published: 2024-01-23
track: STREET DREAMS
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174222
  explicit: true
  by artist: ALVIN STAR
  in album: STREET DREAMS
    type: MusicAlbum
    date published: 2024-01-23
  isrc code: QZFZ62439120
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T20:12:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x89d93c0579129a0e98572809fe4c4e4dbe277b4e55561ba806394e326e1e35d4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958607
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958607
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62439120
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T21:01:11Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89d93c0579129a0e98572809fe4c4e4dbe277b4e55561ba806394e326e1e35d4. Chain 2 (Bitcoin): anchored in block 958607 (2026-07-18T21:01:11Z), 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/QZFZ62439120.
    date published: 2026-07-18T21:01:11Z
  audio: STREET DREAMS
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.967
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.795
    additional property: Energy
      type: PropertyValue
      value: 0.778
    additional property: Speechiness
      type: PropertyValue
      value: 0.083
    additional property: Acousticness
      type: PropertyValue
      value: 0.108
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.076
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.845
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.076
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor

041
type: MusicAlbum
date published: 2024-02-29
track: HEY BRO
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168374
  explicit: true
  by artist: ALVIN STAR
  in album: 041
    type: MusicAlbum
    date published: 2024-02-29
  isrc code: QZDA82497591
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T19:40:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2d6ec558e2fbfe5d7946b739e21cb59a89c29837ea8c45e83cf72ddd727cde2d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956375
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA82497591
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d6ec558e2fbfe5d7946b739e21cb59a89c29837ea8c45e83cf72ddd727cde2d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/QZDA82497591.
    date published: 2026-07-02T16:51:38Z
  audio: HEY BRO
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.924
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.751
    additional property: Energy
      type: PropertyValue
      value: 0.597
    additional property: Speechiness
      type: PropertyValue
      value: 0.258
    additional property: Acousticness
      type: PropertyValue
      value: 0.218
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.197
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.756
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.49
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: BALENCIAGA 28
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173000
  explicit: true
  by artist: ALVIN STAR
  in album: 041
    type: MusicAlbum
    date published: 2024-02-29
  isrc code: QZDA82497593
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T13:11:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeeb74b8939e37b624a9b9f2b5e8ab6c89e3cbeb6ad943ec02832479a6f3536c2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA82497593
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeeb74b8939e37b624a9b9f2b5e8ab6c89e3cbeb6ad943ec02832479a6f3536c2. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZDA82497593.
    date published: 2026-07-05T01:12:41Z
  audio: BALENCIAGA 28
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.777
    additional property: Energy
      type: PropertyValue
      value: 0.631
    additional property: Speechiness
      type: PropertyValue
      value: 0.152
    additional property: Acousticness
      type: PropertyValue
      value: 0.3
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.111
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.575
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.437
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: KLUB OUTSIDERU
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173500
  explicit: true
  by artist: ALVIN STAR
  in album: 041
    type: MusicAlbum
    date published: 2024-02-29
  isrc code: QZDA82497594
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T00:02:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x99663af02eeb1b443aebdd0d25337c0699620add10ffbc00df1866bcd79fb232
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956422
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956422
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA82497594
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: KLUB OUTSIDERU
track: FAJNÉ

OTSTimestamp
type: PropertyValue
value: 2026-07-03T01:01:38Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99663af02eeb1b443aebdd0d25337c0699620add10ffbc00df1866bcd79fb232. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), 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/QZDA82497594.
date published: 2026-07-03T01:01:38Z

KLUB OUTSIDERU
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 130.099
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.776
additional property: Energy
  type: PropertyValue
  value: 0.838
additional property: Speechiness
  type: PropertyValue
  value: 0.234
additional property: Acousticness
  type: PropertyValue
  value: 0.115
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.068
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.56
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.49
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Minor

FAJNÉ
type: MusicRecording
duration: PT2M42S
duration ms: 162416
explicit: true
by artist: ALVIN STAR
in album: 041
  type: MusicAlbum
  date published: 2024-02-29
isrc code: QZDA82497595
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T03:30:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x46ac7cd7a41ecc22e7c80fd97392b920d02874bb2822b6e2f880a06f07fe0ad6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956474
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956474
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA82497595
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T08:56:35Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46ac7cd7a41ecc22e7c80fd97392b920d02874bb2822b6e2f880a06f07fe0ad6. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/QZDA82497595.
  date published: 2026-07-03T08:56:35Z
audio: FAJNÉ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.054
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.875
  additional property: Energy
    type: PropertyValue
    value: 0.663
  additional property: Speechiness
    type: PropertyValue
    value: 0.17
  additional property: Acousticness
    type: PropertyValue
    value: 0.327
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.217
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.723
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.482
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

SIMPA
type: MusicAlbum
date published: 2024-03-17

SLUNEČNICE
type: MusicAlbum
date published: 2024-04-06

MILION CHYB
type: MusicAlbum
date published: 2024-05-31

ASI TĚ MÁM POŘÁD RÁD
type: MusicAlbum
date published: 2024-07-04

TAXIKÁR
type: MusicAlbum
date published: 2024-07-26

DARUJ MI KŘÍDLA
type: MusicAlbum
date published: 2024-08-09

HVĚZDY
type: MusicAlbum
date published: 2024-09-13

YALLA
type: MusicAlbum
date published: 2024-10-15

KUS MÝ DUŠE
type: MusicAlbum
date published: 2024-11-14

MY SE NEMUSÍME BÁT
type: MusicAlbum
date published: 2024-11-28

LEDEN
type: MusicAlbum
date published: 2025-01-03

DALEKO OD TEBE
type: MusicAlbum
date published: 2025-01-24

TO SE MI LÍBÍ
type: MusicAlbum
date published: 2025-03-05

DOMOV
type: MusicAlbum
date published: 2025-04-10

SLOWED TO PERFECTION (slowed to perfection)
type: MusicAlbum
date published: 2025-05-01
track: SLUNEČNICE - slowed to perfection
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203303
  explicit: false
  by artist: ALVIN STAR
  in album: SLOWED TO PERFECTION (slowed to perfection)
    type: MusicAlbum
    date published: 2025-05-01
  isrc code: QZMER2580250
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T10:45:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x71f1978d3c8306d603b1eafa4e57a240be8bdbbc5bb7dd6f3037b2034a7ed31d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958867
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958867
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMER2580250
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T13:47:11Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71f1978d3c8306d603b1eafa4e57a240be8bdbbc5bb7dd6f3037b2034a7ed31d. Chain 2 (Bitcoin): anchored in block 958867 (2026-07-20T13:47:11Z), 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/QZMER2580250.
    date published: 2026-07-20T13:47:11Z
  audio: SLUNEČNICE - slowed to perfection
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.988
    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: 0.709
    additional property: Energy
      type: PropertyValue
      value: 0.528
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.229
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.077
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.185
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.17
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

DÉMONI MAJ NASPĚCH
type: MusicAlbum
date published: 2025-05-23

TA PRAVÁ
type: MusicAlbum
date published: 2025-06-06

NINAO
type: MusicAlbum
date published: 2025-06-27

ŽÁDNÝ DRAMA
type: MusicAlbum
date published: 2025-08-08

KRABICE STARÝCH FOTEK
type: MusicAlbum
date published: 2025-09-03
track: KRABICE STARÝCH FOTEK
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160147
  explicit: false
  by artist: ALVIN STAR
  in album: KRABICE STARÝCH FOTEK
    type: MusicAlbum
    date published: 2025-09-03
  isrc code: QZZ7L2526804
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T08:01:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb06799806990c64fc0eb08dc1b2b785c1c57e86b71f8de97bc896af99ec6b262
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958383
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958383
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7L2526804
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T08:20:01Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb06799806990c64fc0eb08dc1b2b785c1c57e86b71f8de97bc896af99ec6b262. Chain 2 (Bitcoin): anchored in block 958383 (2026-07-17T08:20:01Z), 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/QZZ7L2526804.
    date published: 2026-07-17T08:20:01Z
  audio: KRABICE STARÝCH FOTEK
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.922
    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: 0.558
    additional property: Energy
      type: PropertyValue
      value: 0.314
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.19
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.301
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.304
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.668
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

ZAMILOVAT
type: MusicAlbum
date published: 2025-10-02

TEMNÝ MRAKY
type: MusicAlbum
date published: 2025-10-23

REKORD
type: MusicAlbum
date published: 2025-11-13

Level Up 2
type: MusicRecording
duration: PT2M24S
duration ms: 144000
explicit: false
by artist: Chio
by artist: ALVIN STAR
in album: Stratený prípad
  type: MusicAlbum
  date published: 2024-12-12
isrc code: QZZ7S2452842
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T04:47:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedff02a854a17c61b1e4c1642b34d053c66cfe975c4c8381ea883ce233e29e2a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7S2452842
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedff02a854a17c61b1e4c1642b34d053c66cfe975c4c8381ea883ce233e29e2a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QZZ7S2452842.
  date published: 2026-07-02T03:30:09Z
audio: Level Up 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.844
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.821
  additional property: Energy
    type: PropertyValue
    value: 0.897
  additional property: Speechiness
    type: PropertyValue
    value: 0.27
  additional property: Acousticness
    type: PropertyValue
    value: 0.108
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.317
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.623
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.008
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor