Chiara
type: MusicGroup
popularity: 20
followers: 1781
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfd051cef77bb50647e3dcd07a2b5e12d3ca5f068f3c16e44a2809561a287d2da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953625
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953625
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2397fd2e-5ba5-4392-946d-525d61f56175.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2397fd2e-5ba5-4392-946d-525d61f56175.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2397fd2e-5ba5-4392-946d-525d61f56175
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T11:37:06Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd051cef77bb50647e3dcd07a2b5e12d3ca5f068f3c16e44a2809561a287d2da. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2397fd2e-5ba5-4392-946d-525d61f56175.json and https://artists.proofprofile.net/proofs/artist/2397fd2e-5ba5-4392-946d-525d61f56175.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T11:41:45Z
album: Chiary Svět
  type: MusicAlbum
  date published: 2022-08-23
album: Chiary Svět
  type: MusicAlbum
  date published: 2022-08-23
album: Nespěchám
  type: MusicAlbum
  date published: 2022-09-20
album: Letní Hit
  type: MusicAlbum
  date published: 2022-09-20
album: Škola Ještě Ne
  type: MusicAlbum
  date published: 2022-09-20
album: Motýli
  type: MusicAlbum
  date published: 2023-02-01
  track: Motýli
    type: MusicRecording
    duration: PT2M23S
    duration ms: 143076
    explicit: false
    by artist: Chiara
    in album: Motýli
      type: MusicAlbum
      date published: 2023-02-01
    isrc code: QZFZ72332658
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T19:19:15+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa59b08f06ae1da88a193012eec5bc04d12b4ed8afcd1d85cf0504483d80a12cb
    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/QZFZ72332658
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa59b08f06ae1da88a193012eec5bc04d12b4ed8afcd1d85cf0504483d80a12cb. 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/QZFZ72332658.
      date published: 2026-07-05T01:12:41Z
    audio: Motýli
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.022
      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: 0.798
      additional property: Energy
        type: PropertyValue
        value: 0.883
      additional property: Speechiness
        type: PropertyValue
        value: 0.059
      additional property: Acousticness
        type: PropertyValue
        value: 0.068
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.048
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.805
      additional property: Loudness (dB)
        type: PropertyValue
        value: -2.541
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Supergirl
  type: MusicAlbum
  date published: 2023-03-02
album: Žvejka
  type: MusicAlbum
  date published: 2023-06-15
album: BFF
  type: MusicAlbum
  date published: 2023-08-28
  track: BFF
    type: MusicRecording
    duration: PT2M24S
    duration ms: 144793
    explicit: false
    by artist: Chiara
    in album: BFF
      type: MusicAlbum
      date published: 2023-08-28
    isrc code: QZTAT2326954
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T01:44:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x32497d95e6f8ead231af1d2f151eb356c7a7aa8a37d9704564915207bad327e7
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956862
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956862
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAT2326954
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T02:10:22Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32497d95e6f8ead231af1d2f151eb356c7a7aa8a37d9704564915207bad327e7. Chain 2 (Bitcoin): anchored in block 956862 (2026-07-06T02:10:22Z), 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/QZTAT2326954.
      date published: 2026-07-06T02:10:22Z
    audio: BFF
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.969
      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: 0.93
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Přespávačka
album: Nic Není Tak Zlý
album: Heavenly Sahur
album: me style

Energy
type: PropertyValue
value: 0.506

Speechiness
type: PropertyValue
value: 0.044

Acousticness
type: PropertyValue
value: 0.169

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.09

Valence (Positivity)
type: PropertyValue
value: 0.724

Loudness (dB)
type: PropertyValue
value: -7.593

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Minor

Přespávačka
type: MusicAlbum
date published: 2023-12-02

Nic Není Tak Zlý
type: MusicAlbum
date published: 2024-01-25

Heavenly Sahur
type: MusicAlbum
date published: 2025-10-06
track: Heavenly Sahur
  type: MusicRecording
  duration: PT1M10S
  duration ms: 70495
  explicit: false
  by artist: Chiara
  in album: Heavenly Sahur
    type: MusicAlbum
    date published: 2025-10-06
  isrc code: SE6I32532174
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T21:48:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1fd75a9d8d95ed00b53c7f24c8e92ac20ef07f8884e74a680adc576b851d6fc3
  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/SE6I32532174
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fd75a9d8d95ed00b53c7f24c8e92ac20ef07f8884e74a680adc576b851d6fc3. 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/SE6I32532174.
    date published: 2026-07-05T01:12:41Z
  audio: Heavenly Sahur
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.164
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.357
    additional property: Energy
      type: PropertyValue
      value: 0.355
    additional property: Speechiness
      type: PropertyValue
      value: 0.035
    additional property: Acousticness
      type: PropertyValue
      value: 0.526
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.626
    additional property: Liveness
      type: PropertyValue
      value: 0.465
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.76
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.766
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

me style
type: MusicAlbum
date published: 2025-11-01