Clement B
type: MusicGroup
popularity: 14
followers: 439
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaa2c64d04e087cf162aa7c90d71163d3c67a1e312abf51d016f710e22d8c62d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953618
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953618
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1c6d9683-5bfe-4bc2-a88f-516cb52b28b9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1c6d9683-5bfe-4bc2-a88f-516cb52b28b9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1c6d9683-5bfe-4bc2-a88f-516cb52b28b9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T09:16:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaa2c64d04e087cf162aa7c90d71163d3c67a1e312abf51d016f710e22d8c62d3","name":"Clement B","registered_at":"2026-06-14T07:29:37Z","symbol":"NIM0381737","token_address":"0x9545c03e1f619ab2f0209c704b84f6e1bb723d7f","type":"artist","uuid":"1c6d9683-5bfe-4bc2-a88f-516cb52b28b9"}
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 0xaa2c64d04e087cf162aa7c90d71163d3c67a1e312abf51d016f710e22d8c62d3. Chain 2 (Bitcoin): anchored in block 953618 (2026-06-14T09:16:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1c6d9683-5bfe-4bc2-a88f-516cb52b28b9.json and https://artists.proofprofile.net/proofs/artist/1c6d9683-5bfe-4bc2-a88f-516cb52b28b9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T09:16:10Z
  text: {"copyright_id":"0xaa2c64d04e087cf162aa7c90d71163d3c67a1e312abf51d016f710e22d8c62d3","name":"Clement B","registered_at":"2026-06-14T07:29:37Z","symbol":"NIM0381737","token_address":"0x9545c03e1f619ab2f0209c704b84f6e1bb723d7f","type":"artist","uuid":"1c6d9683-5bfe-4bc2-a88f-516cb52b28b9"}
album: Painless
  type: MusicAlbum
  date published: 2022-09-09
  track: Painless
    type: MusicRecording
    duration: PT2M42S
    duration ms: 162458
    explicit: false
    by artist: Clement B
    in album: Painless
      type: MusicAlbum
      date published: 2022-09-09
    isrc code: QZNWW2226550
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T01:35:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa915530f74447df083431bcb00ec75c35973fac4cffbb4ef7d4fb9b231e4f290
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958951
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958951
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWW2226550
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T02:01:41Z
    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 0xa915530f74447df083431bcb00ec75c35973fac4cffbb4ef7d4fb9b231e4f290. Chain 2 (Bitcoin): anchored in block 958951 (2026-07-21T02:01:41Z), 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/QZNWW2226550.
      date published: 2026-07-21T02:01:41Z
    audio: Painless
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 149.993
      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: 0.428
      additional property: Energy
        type: PropertyValue
        value: 0.626
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.838
      additional property: Liveness
        type: PropertyValue
        value: 0.093
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.056
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.428
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Last Day
  type: MusicAlbum
  date published: 2022-09-25
  track: Last Day
    type: MusicRecording
    duration: PT3M27S
    duration ms: 207395
    explicit: false
    by artist: Clement B
    in album: Last Day
      type: MusicAlbum
      date published: 2022-09-25
    isrc code: QZNWZ2270549
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T02:20:15+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x07418714bc052b465be239452d3f1c6cfb5e8351e24d7dc3fe4b915127fc9828
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959091
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959091
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWZ2270549
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T02:33:54Z
    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 0x07418714bc052b465be239452d3f1c6cfb5e8351e24d7dc3fe4b915127fc9828. Chain 2 (Bitcoin): anchored in block 959091 (2026-07-22T02:33:54Z), 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/QZNWZ2270549.
      date published: 2026-07-22T02:33:54Z
    audio: Last Day
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 150.101
      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: 0.413
      additional property: Energy
        type: PropertyValue
        value: 0.652
      additional property: Speechiness
        type: PropertyValue
        value: 0.05
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.35
      additional property: Liveness
        type: PropertyValue
        value: 0.248
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.065
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Whisper
album: No Side
album: Isolation
album: Apocalypse
album: Winter Mist
album: Hypertopia
album: Atom Energy

Loudness (dB)
type: PropertyValue
value: -9.102

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Whisper
type: MusicAlbum
date published: 2022-10-14

No Side
type: MusicAlbum
date published: 2022-10-24
track: No Side
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163341
  explicit: false
  by artist: Clement B
  in album: No Side
    type: MusicAlbum
    date published: 2022-10-24
  isrc code: QZTAU2209611
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T13:40:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5d9b044b03de7c5b79df1098e60412546d8303caeb003e37b1d3d4d82d479793
  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/QZTAU2209611
  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 0x5d9b044b03de7c5b79df1098e60412546d8303caeb003e37b1d3d4d82d479793. 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/QZTAU2209611.
    date published: 2026-07-03T19:59:51Z
  audio: No Side
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 150.33
    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: 0.422
    additional property: Energy
      type: PropertyValue
      value: 0.59
    additional property: Speechiness
      type: PropertyValue
      value: 0.121
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.338
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.114
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.979
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Isolation
type: MusicAlbum
date published: 2022-11-08
track: Isolation
  type: MusicRecording
  duration: PT2M37S
  duration ms: 157791
  explicit: false
  by artist: Clement B
  in album: Isolation
    type: MusicAlbum
    date published: 2022-11-08
  isrc code: QZTAX2268080
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T10:16:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb5741f843b29eddb86d5ac8caf44b1c77de4552f2735ea045c4b98924a1e7744
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAX2268080
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T18:48:28Z
  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 0xb5741f843b29eddb86d5ac8caf44b1c77de4552f2735ea045c4b98924a1e7744. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/QZTAX2268080.
    date published: 2026-07-05T18:48:28Z
  audio: Isolation
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 149.908
    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: 0.485
    additional property: Energy
      type: PropertyValue
      value: 0.667
    additional property: Speechiness
      type: PropertyValue
      value: 0.052
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.258
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.226
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.201
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Apocalypse
type: MusicAlbum
date published: 2022-12-06

Winter Mist
type: MusicAlbum
date published: 2023-01-27
track: Winter Mist
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187767
  explicit: false
  by artist: Clement B
  in album: Winter Mist
    type: MusicAlbum
    date published: 2023-01-27
  isrc code: QZFZ62337974
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-22T00:36:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x19c5eb4c921d841d56f3b49f4c86036211b1d04a082e7c53c5595dbd401b0964
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959084
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959084
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62337974
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T00:50:00Z
  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 0x19c5eb4c921d841d56f3b49f4c86036211b1d04a082e7c53c5595dbd401b0964. Chain 2 (Bitcoin): anchored in block 959084 (2026-07-22T00:50:00Z), 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/QZFZ62337974.
    date published: 2026-07-22T00:50:00Z
  audio: Winter Mist
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 109.974
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.537
    additional property: Energy
      type: PropertyValue
      value: 0.698
    additional property: Speechiness
      type: PropertyValue
      value: 0.056
    additional property: Acousticness
      type: PropertyValue
      value: 0.004
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.861
    additional property: Liveness
      type: PropertyValue
      value: 0.339
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.308
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.503
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Hypertopia
type: MusicAlbum
date published: 2023-02-27
track: Hypertopia
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181621
  explicit: false
  by artist: Clement B
  in album: Hypertopia
    type: MusicAlbum
    date published: 2023-02-27
  isrc code: QZES52373209
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T10:22:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x16843a67add5877b7dcaf5fb77a083bfeaea5e6715fda0f81db3bf82956c3aa9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES52373209
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T18:48:28Z
  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 0x16843a67add5877b7dcaf5fb77a083bfeaea5e6715fda0f81db3bf82956c3aa9. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/QZES52373209.
    date published: 2026-07-05T18:48:28Z
  audio: Hypertopia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 159.958
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.454
    additional property: Energy
      type: PropertyValue
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date published: 2023-03-31
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    date published: 2026-07-03T08:56:35Z
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