Sakura
type: MusicGroup
genre: jazz beats
genre: lo-fi
popularity: 20
followers: 40
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf22efe87d5e6a4da114589d229515906c8e74d085fb438bbef2f9825caa491cd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953699
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953699
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6c467d41-29d0-4a82-826b-7e6066013f0e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6c467d41-29d0-4a82-826b-7e6066013f0e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6c467d41-29d0-4a82-826b-7e6066013f0e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T22:00:24Z
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 0xf22efe87d5e6a4da114589d229515906c8e74d085fb438bbef2f9825caa491cd. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6c467d41-29d0-4a82-826b-7e6066013f0e.json and https://artists.proofprofile.net/proofs/artist/6c467d41-29d0-4a82-826b-7e6066013f0e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:00:24Z
album: Riverside Dreams
  type: MusicAlbum
  date published: 2023-11-24
  track: Rising Sun
    type: MusicRecording
    duration: PT1M47S
    duration ms: 107837
    explicit: false
    by artist: Sakura
    in album: Riverside Dreams
      type: MusicAlbum
      date published: 2023-11-24
    genre: jazz beats
    genre: lo-fi
    isrc code: QZTBE2332900
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T00:23:33+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe00899e3f4bb6df8ec458bc008e2cab1d76478432a8c1116686e98f097d6a5b6
    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/QZTBE2332900
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T01:01:38Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe00899e3f4bb6df8ec458bc008e2cab1d76478432a8c1116686e98f097d6a5b6. 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/QZTBE2332900.
      date published: 2026-07-03T01:01:38Z
    audio: Rising Sun
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.019
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.417
      additional property: Energy
        type: PropertyValue
        value: 0.034
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.888
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.929
      additional property: Liveness
        type: PropertyValue
        value: 0.099
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.132
      additional property: Loudness (dB)
        type: PropertyValue
        value: -26.191
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Stillness
    type: MusicRecording
    duration: PT1M42S
    duration ms: 102727
    explicit: false
    by artist: Sakura
    in album: Riverside Dreams
      type: MusicAlbum
      date published: 2023-11-24
    genre: jazz beats
    genre: lo-fi
    isrc code: QZTBE2332901
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T14:43:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x11804a1de695b0c79b605385d0a66e778a5426e6586897c9534a04e1a1bc9cc8
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958300
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958300
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBE2332901
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T16:14:30Z
    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 0x11804a1de695b0c79b605385d0a66e778a5426e6586897c9534a04e1a1bc9cc8. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZTBE2332901.
      date published: 2026-07-16T16:14:30Z
    audio: Stillness
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 132.045
      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: 0.559
      additional property: Energy
        type: PropertyValue
        value: 0.022
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.964
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.95
      additional property: Liveness
        type: PropertyValue
        value: 0.1
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.252
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Echoes
  track: Mystic Skies
  track: Solitude
album: Cherry Blossom
album: Summit Roads

Loudness (dB)
type: PropertyValue
value: -27.72

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

Echoes
type: MusicRecording
duration: PT1M39S
duration ms: 99705
explicit: false
by artist: Sakura
in album: Riverside Dreams
  type: MusicAlbum
  date published: 2023-11-24
genre: jazz beats
genre: lo-fi
isrc code: QZTBE2332902
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T11:34:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c4ea9f2f0baaa6346f9f74182ea001e383717bfba187b85700891bcad22286c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958153
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958153
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBE2332902
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T14:37:21Z
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 0x7c4ea9f2f0baaa6346f9f74182ea001e383717bfba187b85700891bcad22286c. Chain 2 (Bitcoin): anchored in block 958153 (2026-07-15T14:37:21Z), 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/QZTBE2332902.
  date published: 2026-07-15T14:37:21Z
audio: Echoes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.013
  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: 0.581
  additional property: Energy
    type: PropertyValue
    value: 0.04
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.939
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.82
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.063
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.744
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mystic Skies
type: MusicRecording
duration: PT1M52S
duration ms: 112210
explicit: false
by artist: Sakura
in album: Riverside Dreams
  type: MusicAlbum
  date published: 2023-11-24
genre: jazz beats
genre: lo-fi
isrc code: QZTBE2332903
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T04:40:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd6d32eb954b6310ac153062cfca57cc96aa533b670f6db09964f13112aa1b8ad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958245
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958245
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBE2332903
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T07:42:57Z
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 0xd6d32eb954b6310ac153062cfca57cc96aa533b670f6db09964f13112aa1b8ad. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T07:42:57Z), 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/QZTBE2332903.
  date published: 2026-07-16T07:42:57Z
audio: Mystic Skies
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.438
  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: 0.677
  additional property: Energy
    type: PropertyValue
    value: 0.069
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.834
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.241
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.062
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.401
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Solitude
type: MusicRecording
duration: PT1M55S
duration ms: 115161
explicit: false
by artist: Sakura
in album: Riverside Dreams
  type: MusicAlbum
  date published: 2023-11-24
genre: jazz beats
genre: lo-fi
isrc code: QZTBE2332904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-14T19:04:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd117faba292b80c1bccdf6131c5ed97dee5629489e8b67ebbad3af95ee3001d7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958051
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958051
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBE2332904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-14T19:14:42Z
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 0xd117faba292b80c1bccdf6131c5ed97dee5629489e8b67ebbad3af95ee3001d7. Chain 2 (Bitcoin): anchored in block 958051 (2026-07-14T19:14:42Z), 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/QZTBE2332904.
  date published: 2026-07-14T19:14:42Z
audio: Solitude
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 62
  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: 0.627
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.844
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.932
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.147
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.319
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Cherry Blossom
type: MusicAlbum
date published: 2024-05-17
track: Springtime
  type: MusicRecording
  duration: PT1M34S
  duration ms: 94000
  explicit: false
  by artist: Sakura
  in album: Cherry Blossom
    type: MusicAlbum
    date published: 2024-05-17
  genre: jazz beats
  genre: lo-fi
  isrc code: QZK6H2478135
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T01:31:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd8967b3e1d2d9f0a8d96cdd27f231a46c9e05fca786f81157ba5f0440b46684c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957638
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957638
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2478135
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-12T01:56:41Z
  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 0xd8967b3e1d2d9f0a8d96cdd27f231a46c9e05fca786f81157ba5f0440b46684c. Chain 2 (Bitcoin): anchored in block 957638 (2026-07-12T01:56:41Z), 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/QZK6H2478135.
    date published: 2026-07-12T01:56:41Z
  audio: Springtime
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.995
    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: 0.748
    additional property: Energy
      type: PropertyValue
      value: 0.216
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.901
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.839
    additional property: Liveness
      type: PropertyValue
      value: 0.092
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.231
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.538
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Flowering
  type: MusicRecording
  duration: PT1M49S
  duration ms: 109411
  explicit: false
  by artist: Sakura
  in album: Cherry Blossom
    type: MusicAlbum
    date published: 2024-05-17
  genre: jazz beats
  genre: lo-fi
  isrc code: QZK6H2478136
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T21:52:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdd3e690f305f0c0f445488ac8588434e989342f53a3de8d859b7ca794da8db8f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958211
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958211
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2478136
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T23:24:33Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd3e690f305f0c0f445488ac8588434e989342f53a3de8d859b7ca794da8db8f. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-15T23:24:33Z), 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/QZK6H2478136.
    date published: 2026-07-15T23:24:33Z
  audio: Flowering
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 136.037
    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: 0.728
    additional property: Energy
      type: PropertyValue
      value: 0.081
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.88
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.885
    additional property: Liveness
      type: PropertyValue
      value: 0.201
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.352
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.038
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Temporary
  type: MusicRecording
  duration: PT1M42S
  duration ms: 102857
  explicit: false
  by artist: Sakura
  in album: Cherry Blossom
    type: MusicAlbum
    date published: 2024-05-17
  genre: jazz beats
  genre: lo-fi
  isrc code: QZK6H2478137
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T08:00:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd75b7d3e3a5171d646bc4c36c67a4e549f48c7bfac285a8a51960c23964ec707
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956484
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Temporary
track: Chiming
track: Luminosity

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956484

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2478137

OTSTimestamp
type: PropertyValue
value: 2026-07-03T10:47:44Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd75b7d3e3a5171d646bc4c36c67a4e549f48c7bfac285a8a51960c23964ec707. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), 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/QZK6H2478137.
date published: 2026-07-03T10:47:44Z

Temporary
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 70.049
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.582
additional property: Energy
  type: PropertyValue
  value: 0.28
additional property: Speechiness
  type: PropertyValue
  value: 0.034
additional property: Acousticness
  type: PropertyValue
  value: 0.878
additional property: Instrumentalness
  type: PropertyValue
  value: 0.913
additional property: Liveness
  type: PropertyValue
  value: 0.134
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.327
additional property: Loudness (dB)
  type: PropertyValue
  value: -12.854
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Minor

Chiming
type: MusicRecording
duration: PT1M49S
duration ms: 109714
explicit: false
by artist: Sakura
in album: Cherry Blossom
  type: MusicAlbum
  date published: 2024-05-17
genre: jazz beats
genre: lo-fi
isrc code: QZK6H2478138
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T14:29:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x277a748cd776cc7181dd835a7fc95ad5dd9aa2218b08e862c07ab69fd9addacb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958300
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958300
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2478138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T16:14:30Z
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 0x277a748cd776cc7181dd835a7fc95ad5dd9aa2218b08e862c07ab69fd9addacb. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZK6H2478138.
  date published: 2026-07-16T16:14:30Z
audio: Chiming
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.988
  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: 0.572
  additional property: Energy
    type: PropertyValue
    value: 0.188
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.611
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.654
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.05
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.403
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Luminosity
type: MusicRecording
duration: PT1M31S
duration ms: 91200
explicit: false
by artist: Sakura
in album: Cherry Blossom
  type: MusicAlbum
  date published: 2024-05-17
genre: jazz beats
genre: lo-fi
isrc code: QZK6H2478139
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T22:19:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x894faea55414b3900244f6b3e46e8668df9eee96f1155366d63513c11f68ab9d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956639
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956639
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2478139
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T11:19:20Z
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 0x894faea55414b3900244f6b3e46e8668df9eee96f1155366d63513c11f68ab9d. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/QZK6H2478139.
  date published: 2026-07-04T11:19:20Z
audio: Luminosity
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.923
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.624
  additional property: Energy
    type: PropertyValue
    value: 0.114
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.855
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.951
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Summit Roads
type: MusicAlbum
date published: 2024-11-01