Harmonium
type: MusicGroup
genre: progressive rock
genre: symphonic rock
popularity: 37
followers: 40945
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x032002762eada38dd8c5ca819e8a69cf711603a4017b392230b71b0c72ebdad7
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/1f333b4f-be18-44cc-94ff-9a4afb0c70d6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1f333b4f-be18-44cc-94ff-9a4afb0c70d6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1f333b4f-be18-44cc-94ff-9a4afb0c70d6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0x032002762eada38dd8c5ca819e8a69cf711603a4017b392230b71b0c72ebdad7. 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/1f333b4f-be18-44cc-94ff-9a4afb0c70d6.json and https://artists.proofprofile.net/proofs/artist/1f333b4f-be18-44cc-94ff-9a4afb0c70d6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Harmonium
  type: MusicAlbum
  date published: 1974-01-01
album: Harmonium
  type: MusicAlbum
  date published: 1974-01-01
album: Harmonium XLV
  type: MusicAlbum
  date published: 1974-02-20
album: Harmonium XLV
  type: MusicAlbum
  date published: 1974-02-20
  track: Harmonium - Remastered
    type: MusicRecording
    duration: PT6M24S
    duration ms: 384840
    explicit: false
    by artist: Harmonium
    in album: Harmonium XLV
      type: MusicAlbum
      date published: 1974-02-20
    genre: progressive rock
    genre: symphonic rock
    isrc code: CAUM71900240
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-14T20:04:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7d96bd1a6863910718bf532e83306f14e919a6f9dc086d16e619581c6bfc9c4d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958060
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958060
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAUM71900240
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T20:39:42Z
    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 0x7d96bd1a6863910718bf532e83306f14e919a6f9dc086d16e619581c6bfc9c4d. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), 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/CAUM71900240.
      date published: 2026-07-14T20:39:42Z
    audio: Harmonium - Remastered
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 88.489
      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: 0.355
      additional property: Energy
        type: PropertyValue
        value: 0.525
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.581
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.002
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.194
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.903
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Aujourd hui je dis bonjour a la vie - Remastered
    type: MusicRecording
    duration: PT6M27S
    duration ms: 387480
    explicit: false
    by artist: Harmonium
    in album: Harmonium XLV
      type: MusicAlbum
      date published: 1974-02-20
    genre: progressive rock
    genre: symphonic rock
    isrc code: CAUM71900015
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T03:29:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa5f0bde84f32539b539ca385381f283a9e2e36140e87091a1c74c1133a55a4d7
    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/CAUM71900015
    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 0xa5f0bde84f32539b539ca385381f283a9e2e36140e87091a1c74c1133a55a4d7. 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/CAUM71900015.
      date published: 2026-07-04T11:19:20Z
    audio: Aujourd hui je dis bonjour a la vie - Remastered
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 129.254
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.393
      additional property: Energy
        type: PropertyValue
        value: 0.487
      additional property: Speechiness
        type: PropertyValue
        value: 0.041
      additional property: Acousticness
        type: PropertyValue
        value: 0.184
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Vieilles courroies - Remastered
  track: Attends-moi - Remastered
album: Les Cinq Saisons
album: L'heptade XL (Remastered)
album: L'heptade XL
album: L'heptade
album: En tournée (L'heptade Live)
album: Pour un instant XLV (XLV Remixed)
album: Si On Avait Besoin D'une Cinquieme Saison
album: Histoire Sans Paroles

Instrumentalness
type: PropertyValue
value: 0.016

Liveness
type: PropertyValue
value: 0.729

Valence (Positivity)
type: PropertyValue
value: 0.257

Loudness (dB)
type: PropertyValue
value: -11.315

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Vieilles courroies - Remastered
type: MusicRecording
duration: PT5M35S
duration ms: 335506
explicit: false
by artist: Harmonium
in album: Harmonium XLV
  type: MusicAlbum
  date published: 1974-02-20
genre: progressive rock
genre: symphonic rock
isrc code: CAUM71900238
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T16:48:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb81390926b06b1bbbcf10eafa411abf05f6ac3bcf7f1f39a4ada127b9da77cdb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958761
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958761
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAUM71900238
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T17:49:48Z
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 0xb81390926b06b1bbbcf10eafa411abf05f6ac3bcf7f1f39a4ada127b9da77cdb. Chain 2 (Bitcoin): anchored in block 958761 (2026-07-19T17:49:48Z), 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/CAUM71900238.
  date published: 2026-07-19T17:49:48Z
audio: Vieilles courroies - Remastered
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.081
  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: 0.461
  additional property: Energy
    type: PropertyValue
    value: 0.438
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.584
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.193
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.794
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Attends-moi - Remastered
type: MusicRecording
duration: PT4M39S
duration ms: 279560
explicit: false
by artist: Harmonium
in album: Harmonium XLV
  type: MusicAlbum
  date published: 1974-02-20
genre: progressive rock
genre: symphonic rock
isrc code: CAUM71900237
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T14:29:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2172e1d62aa572c8e4a1860dd57792a8567ba1ab0109947e8a13bdc36ce2fa18
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/CAUM71900237
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 0x2172e1d62aa572c8e4a1860dd57792a8567ba1ab0109947e8a13bdc36ce2fa18. 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/CAUM71900237.
  date published: 2026-07-05T01:12:41Z
audio: Attends-moi - Remastered
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 150.894
  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: 0.468
  additional property: Energy
    type: PropertyValue
    value: 0.35
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.327
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.329
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.142
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Les Cinq Saisons
type: MusicAlbum
date published: 1975-01-01

Les Cinq Saisons
type: MusicAlbum
date published: 1975-01-01

L'heptade XL (Remastered)
type: MusicAlbum
date published: 1976
track: Prologue - Remasterisé
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266994
  explicit: false
  by artist: Harmonium
  in album: L'heptade XL (Remastered)
    type: MusicAlbum
    date published: 1976
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAC221600007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T06:46:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe3d2fc7977c701dd12bde16c055aa3d9f47050c4b0dc1e280c13d3447f096cc5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958256
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958256
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221600007
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T07:22:18Z
  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 0xe3d2fc7977c701dd12bde16c055aa3d9f47050c4b0dc1e280c13d3447f096cc5. Chain 2 (Bitcoin): anchored in block 958256 (2026-07-16T07:22:18Z), 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/CAC221600007.
    date published: 2026-07-16T07:22:18Z
  audio: Prologue - Remasterisé
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 101.159
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.168
    additional property: Energy
      type: PropertyValue
      value: 0.085
    additional property: Speechiness
      type: PropertyValue
      value: 0.047
    additional property: Acousticness
      type: PropertyValue
      value: 0.794
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.932
    additional property: Liveness
      type: PropertyValue
      value: 0.08
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.035
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.836
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Sommeil sans rêves - Remasterisé
  type: MusicRecording
  duration: PT1M22S
  duration ms: 82511
  explicit: false
  by artist: Harmonium
  in album: L'heptade XL (Remastered)
    type: MusicAlbum
    date published: 1976
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAC221600009
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T09:06:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3a0b612bc56976e0f20154a18f8777e4db1b57e23812d8e05c5efa6df72b788e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958388
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958388
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221600009
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T09:14:21Z
  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 0x3a0b612bc56976e0f20154a18f8777e4db1b57e23812d8e05c5efa6df72b788e. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), 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/CAC221600009.
    date published: 2026-07-17T09:14:21Z
  audio: Sommeil sans rêves - Remasterisé
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.621
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 1
    additional property: Danceability
      type: PropertyValue
      value: 0.281
    additional property: Energy
      type: PropertyValue
      value: 0.065
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.932
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.965
    additional property: Liveness
      type: PropertyValue
      value: 0.146
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.033
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.499
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Le premier ciel - Remastered
  type: MusicRecording
  duration: PT11M24S
  duration ms: 684134
  explicit: false
  by artist: Harmonium
  in album: L'heptade XL (Remastered)
    type: MusicAlbum
    date published: 1976
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAC221600011
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T20:04:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0e6cb8e1daeccb9c82de048a58aac85215490b700401f0f350aa558258947e19
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958058
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Le premier ciel - Remastered
track: L'exil - Remasterisé
track: Le corridor/Les premières lumières - Remasterisé
track: Lumières de vie - Remasterisé
track: Comme un sage - Remasterisé

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958058

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221600011

OTSTimestamp
type: PropertyValue
value: 2026-07-14T20:20:34Z

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 0x0e6cb8e1daeccb9c82de048a58aac85215490b700401f0f350aa558258947e19. Chain 2 (Bitcoin): anchored in block 958058 (2026-07-14T20:20:34Z), 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/CAC221600011.
date published: 2026-07-14T20:20:34Z

Le premier ciel - Remastered
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 117.91
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.349
additional property: Energy
  type: PropertyValue
  value: 0.49
additional property: Speechiness
  type: PropertyValue
  value: 0.043
additional property: Acousticness
  type: PropertyValue
  value: 0.249
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.393
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.256
additional property: Loudness (dB)
  type: PropertyValue
  value: -9.458
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Minor

L'exil - Remasterisé
type: MusicRecording
duration: PT12M55S
duration ms: 775570
explicit: false
by artist: Harmonium
in album: L'heptade XL (Remastered)
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC221600012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T08:40:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x070d2c74a8438c97c0bda15e8806cf213763a152c088db30059b50d3b9b06f31
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/CAC221600012
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x070d2c74a8438c97c0bda15e8806cf213763a152c088db30059b50d3b9b06f31. 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/CAC221600012.
  date published: 2026-07-04T10:04:33Z
audio: L'exil - Remasterisé
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.381
  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: 0.331
  additional property: Energy
    type: PropertyValue
    value: 0.179
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.51
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.007
  additional property: Liveness
    type: PropertyValue
    value: 0.297
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.756
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Le corridor/Les premières lumières - Remasterisé
type: MusicRecording
duration: PT7M45S
duration ms: 465180
explicit: false
by artist: Harmonium
in album: L'heptade XL (Remastered)
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC221600013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T14:13:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc253550ea21dc2d3aa7ebce30b7c97f80eebc03a1a833e088b4ea95efed47dad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956551
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956551
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221600013
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T21:18:05Z
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 0xc253550ea21dc2d3aa7ebce30b7c97f80eebc03a1a833e088b4ea95efed47dad. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/CAC221600013.
  date published: 2026-07-03T21:18:05Z
audio: Le corridor/Les premières lumières - Remasterisé
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 89.837
  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: 0.249
  additional property: Energy
    type: PropertyValue
    value: 0.113
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.744
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.022
  additional property: Liveness
    type: PropertyValue
    value: 0.08
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.957
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lumières de vie - Remasterisé
type: MusicRecording
duration: PT14M10S
duration ms: 850761
explicit: false
by artist: Harmonium
in album: L'heptade XL (Remastered)
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC221600014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T12:26:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda752a8829fb1a2e9130b384f450d3ca5ba8275656f39e2172f73482c9cb62a0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958601
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958601
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221600014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T19:27:02Z
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 0xda752a8829fb1a2e9130b384f450d3ca5ba8275656f39e2172f73482c9cb62a0. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/CAC221600014.
  date published: 2026-07-18T19:27:02Z
audio: Lumières de vie - Remasterisé
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.983
  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: 0.311
  additional property: Energy
    type: PropertyValue
    value: 0.114
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.9
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.268
  additional property: Liveness
    type: PropertyValue
    value: 0.212
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.452
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Comme un sage - Remasterisé
type: MusicRecording
duration: PT13M53S
duration ms: 833934
explicit: false
by artist: Harmonium
in album: L'heptade XL (Remastered)
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC221600015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-11T21:57:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x561af59a3303766a860b533e3a8ab9f3bc17b9b9c20010fcae5a3aa573ac4f0a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957620
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957620
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221600015
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-11T22:32:56Z
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 0x561af59a3303766a860b533e3a8ab9f3bc17b9b9c20010fcae5a3aa573ac4f0a. Chain 2 (Bitcoin): anchored in block 957620 (2026-07-11T22:32:56Z), 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/CAC221600015.
  date published: 2026-07-11T22:32:56Z
audio: Comme un sage - Remasterisé
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.357
  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: 0.305
  additional property: Energy
    type: PropertyValue
    value: 0.324
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.526
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.031
  additional property: Liveness
    type: PropertyValue
    value: 0.631
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.137
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.123
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'heptade XL
type: MusicAlbum
date published: 1976

L'heptade
type: MusicAlbum
date published: 1976
track: Le corridor/Les premières lumières - Medley
  type: MusicRecording
  duration: PT8M13S
  duration ms: 493133
  explicit: false
  by artist: Harmonium
  in album: L'heptade
    type: MusicAlbum
    date published: 1976
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAC221300004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T02:08:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6089986b5a2638c8c51ad39e2dcfbb0ab24c174b59f14ab79a4ed6a7892a8bb6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958224
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958224
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221300004
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T05:06:34Z
  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 0x6089986b5a2638c8c51ad39e2dcfbb0ab24c174b59f14ab79a4ed6a7892a8bb6. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T05:06:34Z), 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/CAC221300004.
    date published: 2026-07-16T05:06:34Z
  audio: Le corridor/Les premières lumières - Medley
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 89.698
    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: 0.314
    additional property: Energy
      type: PropertyValue
      value: 0.1
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.73
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.146
    additional property: Liveness
      type: PropertyValue
      value: 0.087
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.044
    additional property: Loudness (dB)
      type: PropertyValue
      value: -21.978
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Prologue
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259760
  explicit: false
  by artist: Harmonium
  in album: L'heptade
    type: MusicAlbum
    date published: 1976
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAC227600029
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T23:55:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x29a2bba5b70022e86318153dce420de1ea1a633f663e02f1b85377bdb1014172
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958086
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958086
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC227600029
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T02:55:47Z
  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 0x29a2bba5b70022e86318153dce420de1ea1a633f663e02f1b85377bdb1014172. Chain 2 (Bitcoin): anchored in block 958086 (2026-07-15T02:55:47Z), 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/CAC227600029.
    date published: 2026-07-15T02:55:47Z
  audio: Prologue
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 81.374
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.157
    additional property: Energy
      type: PropertyValue
      value: 0.122
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.638
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.626
    additional property: Liveness
      type: PropertyValue
      value: 0.343
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.039
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.632
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Lumières de vie - Medley
  type: MusicRecording
  duration: PT14M12S
  duration ms: 852200
  explicit: false
  by artist: Harmonium
  in album: L'heptade
    type: MusicAlbum
    date published: 1976
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAC221300005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T09:55:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdb97cbfd8f4f20473ca3ea905aa537abcde68f97afe7a5073f5ce61d192b603d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958276
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Lumières de vie - Medley
track: Sommeil sans rêves
track: Prélude d'amour / Comme un sage - Medley
track: Épilogue
track: L'appel/Le premier ciel/Sur une corde raide - Medley
track: L'exil

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958276

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221300005

OTSTimestamp
type: PropertyValue
value: 2026-07-16T12:57:49Z

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 0xdb97cbfd8f4f20473ca3ea905aa537abcde68f97afe7a5073f5ce61d192b603d. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T12:57:49Z), 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/CAC221300005.
date published: 2026-07-16T12:57:49Z

Lumières de vie - Medley
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 105.646
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: 0.312
additional property: Energy
  type: PropertyValue
  value: 0.096
additional property: Speechiness
  type: PropertyValue
  value: 0.034
additional property: Acousticness
  type: PropertyValue
  value: 0.882
additional property: Instrumentalness
  type: PropertyValue
  value: 0.448
additional property: Liveness
  type: PropertyValue
  value: 0.23
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.068
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.391
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Minor

Sommeil sans rêves
type: MusicRecording
duration: PT1M23S
duration ms: 83240
explicit: false
by artist: Harmonium
in album: L'heptade
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC227600031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T15:21:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69fa29d0d0a8f3a6841d3b3e10f28639d68eba3d7cc5d7fb9e2009ab165a6df5
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/CAC227600031
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T18:24:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69fa29d0d0a8f3a6841d3b3e10f28639d68eba3d7cc5d7fb9e2009ab165a6df5. Chain 2 (Bitcoin): anchored in block 958166 (2026-07-15T18:24:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC227600031.
  date published: 2026-07-15T18:24:08Z
audio: Sommeil sans rêves
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.48
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.135
  additional property: Energy
    type: PropertyValue
    value: 0.052
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.811
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.96
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.599
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Prélude d'amour / Comme un sage - Medley
type: MusicRecording
duration: PT14M4S
duration ms: 844026
explicit: false
by artist: Harmonium
in album: L'heptade
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC221300006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T20:33:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fc59cf81616512c2183e9e035b2ebdec91494242f6867f21561c138cfb78a97
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958325
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958325
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221300006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T23:35:58Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fc59cf81616512c2183e9e035b2ebdec91494242f6867f21561c138cfb78a97. Chain 2 (Bitcoin): anchored in block 958325 (2026-07-16T23:35:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221300006.
  date published: 2026-07-16T23:35:58Z
audio: Prélude d'amour / Comme un sage - Medley
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.306
  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: 0.326
  additional property: Energy
    type: PropertyValue
    value: 0.181
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.307
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.06
  additional property: Liveness
    type: PropertyValue
    value: 0.569
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.285
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Épilogue
type: MusicRecording
duration: PT2M50S
duration ms: 170106
explicit: false
by artist: Harmonium
in album: L'heptade
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC227600038
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T00:37:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x96bb2d09a7d1db183494fd816b777348fabefa2b8fece623426870a9a96f4954
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956738
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956738
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC227600038
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T04:47:21Z
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 0x96bb2d09a7d1db183494fd816b777348fabefa2b8fece623426870a9a96f4954. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/CAC227600038.
  date published: 2026-07-05T04:47:21Z
audio: Épilogue
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 88.044
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.18
  additional property: Energy
    type: PropertyValue
    value: 0.158
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.46
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.483
  additional property: Liveness
    type: PropertyValue
    value: 0.158
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.088
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.346
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

L'appel/Le premier ciel/Sur une corde raide - Medley
type: MusicRecording
duration: PT11M21S
duration ms: 681000
explicit: false
by artist: Harmonium
in album: L'heptade
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC221300003
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-12T21:54:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbf7a740d217dfe7b87d4bc3f222ea43caaa418c9b051873525e37be91eca3b6e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957766
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957766
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC221300003
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-12T22:25:04Z
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 0xbf7a740d217dfe7b87d4bc3f222ea43caaa418c9b051873525e37be91eca3b6e. Chain 2 (Bitcoin): anchored in block 957766 (2026-07-12T22:25:04Z), 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/CAC221300003.
  date published: 2026-07-12T22:25:04Z
audio: L'appel/Le premier ciel/Sur une corde raide - Medley
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.078
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.381
  additional property: Energy
    type: PropertyValue
    value: 0.409
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.053
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.361
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.315
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.052
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

L'exil
type: MusicRecording
duration: PT12M56S
duration ms: 776066
explicit: false
by artist: Harmonium
in album: L'heptade
  type: MusicAlbum
  date published: 1976
genre: progressive rock
genre: symphonic rock
isrc code: CAC227600034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-14T23:40:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd377c431ea3e0cc23af5033c0ea0d2a40ddec73812fce705e99ac723cb75cfa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958083
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958083
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAC227600034
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T01:50:31Z
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 0xbd377c431ea3e0cc23af5033c0ea0d2a40ddec73812fce705e99ac723cb75cfa. Chain 2 (Bitcoin): anchored in block 958083 (2026-07-15T01:50:31Z), 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/CAC227600034.
  date published: 2026-07-15T01:50:31Z
audio: L'exil
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.272
  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: 0.313
  additional property: Energy
    type: PropertyValue
    value: 0.151
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.512
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.268
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.046
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

En tournée (L'heptade Live)
type: MusicAlbum
date published: 1980-01-01
track: Le corridor
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248680
  explicit: false
  by artist: Harmonium
  in album: En tournée (L'heptade Live)
    type: MusicAlbum
    date published: 1980-01-01
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAU111900011
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T08:04:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x93e6463a1a1302cd1f5fcdc8dfde1982089db179874162aa903ec52039af1604
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956476
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956476
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAU111900011
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T09:04:44Z
  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 0x93e6463a1a1302cd1f5fcdc8dfde1982089db179874162aa903ec52039af1604. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/CAU111900011.
    date published: 2026-07-03T09:04:44Z
  audio: Le corridor
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.86
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.347
    additional property: Energy
      type: PropertyValue
      value: 0.183
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.969
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.003
    additional property: Liveness
      type: PropertyValue
      value: 0.416
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.226
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.725
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Comme un fou
  type: MusicRecording
  duration: PT7M6S
  duration ms: 426837
  explicit: false
  by artist: Harmonium
  in album: En tournée (L'heptade Live)
    type: MusicAlbum
    date published: 1980-01-01
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAU111900007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T03:40:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe9f7c100070c5418b3960f89df73b3319771015cdd39af43f11a3e56d69f7998
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958690
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAU111900007
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T07:14:39Z
  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 0xe9f7c100070c5418b3960f89df73b3319771015cdd39af43f11a3e56d69f7998. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/CAU111900007.
    date published: 2026-07-19T07:14:39Z
  audio: Comme un fou
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.19
    additional property: Energy
      type: PropertyValue
      value: 0.679
    additional property: Speechiness
      type: PropertyValue
      value: 0.089
    additional property: Acousticness
      type: PropertyValue
      value: 0.686
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.749
    additional property: Liveness
      type: PropertyValue
      value: 0.696
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.249
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.411
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Chanson noire : le bien, le mal / Pour une blanche cérémonie
  type: MusicRecording
  duration: PT8M42S
  duration ms: 522998
  explicit: false
  by artist: Harmonium
  in album: En tournée (L'heptade Live)
    type: MusicAlbum
    date published: 1980-01-01
  genre: progressive rock
  genre: symphonic rock
  isrc code: CAU111900008
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T06:35:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4bae672276b94de99ba3be0da23a020b15bb61dc284b09541ca94f19b0d725e4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Chanson noire : le bien, le mal / Pour une blanche cérémonie

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958690

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAU111900008

OTSTimestamp
type: PropertyValue
value: 2026-07-19T07:14:39Z

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 0x4bae672276b94de99ba3be0da23a020b15bb61dc284b09541ca94f19b0d725e4. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/CAU111900008.
date published: 2026-07-19T07:14:39Z

Chanson noire : le bien, le mal / Pour une blanche cérémonie
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 130.938
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: 0.346
additional property: Energy
  type: PropertyValue
  value: 0.659
additional property: Speechiness
  type: PropertyValue
  value: 0.088
additional property: Acousticness
  type: PropertyValue
  value: 0.487
additional property: Instrumentalness
  type: PropertyValue
  value: 0.121
additional property: Liveness
  type: PropertyValue
  value: 0.736
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.312
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.023
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Pour un instant XLV (XLV Remixed)
type: MusicAlbum
date published: 2019-10-18

Si On Avait Besoin D'une Cinquieme Saison
type: MusicAlbum
date published: 2023-10-27

Si On Avait Besoin D'une Cinquieme Saison
type: MusicAlbum
date published: 2023-10-27
track: Vert
  type: MusicRecording
  duration: PT5M35S
  duration ms: 335066
  explicit: false
  by artist: Harmonium
  in album: Si On Avait Besoin D'une Cinquieme Saison
    type: MusicAlbum
    date published: 2023-10-27
  genre: progressive rock
  genre: symphonic rock
  isrc code: QZW9K2359629
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T21:50:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0d269bff5f69e238690eeff22c709995ff55c416dcdfbd84a3bdc4101360b6e5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956857
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956857
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2359629
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T01:26:17Z
  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 0x0d269bff5f69e238690eeff22c709995ff55c416dcdfbd84a3bdc4101360b6e5. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/QZW9K2359629.
    date published: 2026-07-06T01:26:17Z
  audio: Vert
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 145.289
    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: 0.279
    additional property: Energy
      type: PropertyValue
      value: 0.201
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.72
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.099
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.184
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.336
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Dixie
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206493
  explicit: false
  by artist: Harmonium
  in album: Si On Avait Besoin D'une Cinquieme Saison
    type: MusicAlbum
    date published: 2023-10-27
  genre: progressive rock
  genre: symphonic rock
  isrc code: QZW9K2359630
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T11:14:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb7a81181abd1ac4edcb7a696192f8a0e6b1de68499f3e8b858123c97bfc7cb42
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958543
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958543
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2359630
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T11:58:44Z
  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 0xb7a81181abd1ac4edcb7a696192f8a0e6b1de68499f3e8b858123c97bfc7cb42. Chain 2 (Bitcoin): anchored in block 958543 (2026-07-18T11:58:44Z), 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/QZW9K2359630.
    date published: 2026-07-18T11:58:44Z
  audio: Dixie
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.671
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.565
    additional property: Energy
      type: PropertyValue
      value: 0.391
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.568
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.074
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.715
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.628
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Depuis L'automne
  type: MusicRecording
  duration: PT10M28S
  duration ms: 628106
  explicit: false
  by artist: Harmonium
  in album: Si On Avait Besoin D'une Cinquieme Saison
    type: MusicAlbum
    date published: 2023-10-27
  genre: progressive rock
  genre: symphonic rock
  isrc code: QZW9K2359631
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T19:57:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x762b42d0ed73c3ecddb9fd0b09b232c0f4911f9ff8dca2f1ce1998583063c795
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956856
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Depuis L'automne

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956856

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2359631

OTSTimestamp
type: PropertyValue
value: 2026-07-06T01:25:57Z

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 0x762b42d0ed73c3ecddb9fd0b09b232c0f4911f9ff8dca2f1ce1998583063c795. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/QZW9K2359631.
date published: 2026-07-06T01:25:57Z

Depuis L'automne
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 137.407
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: 0.268
additional property: Energy
  type: PropertyValue
  value: 0.162
additional property: Speechiness
  type: PropertyValue
  value: 0.033
additional property: Acousticness
  type: PropertyValue
  value: 0.734
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.109
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.095
additional property: Loudness (dB)
  type: PropertyValue
  value: -17.366
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Minor

Histoire Sans Paroles
type: MusicAlbum
date published: 2025-01-05
track: Histoire Sans Paroles
  type: MusicRecording
  duration: PT12M43S
  duration ms: 763000
  explicit: false
  by artist: Harmonium
  in album: Histoire Sans Paroles
    type: MusicAlbum
    date published: 2025-01-05
  genre: progressive rock
  genre: symphonic rock
  isrc code: SGB502563556
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T07:56:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x28ddb46c476ee4fae028f1ccd0e0fe8d0e39416b31a95ffa50a5af28ea81d684
  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/SGB502563556
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28ddb46c476ee4fae028f1ccd0e0fe8d0e39416b31a95ffa50a5af28ea81d684. 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/SGB502563556.
    date published: 2026-07-03T08:56:35Z
  audio: Histoire Sans Paroles
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 67.211
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.127
    additional property: Energy
      type: PropertyValue
      value: 0.146
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.919
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.837
    additional property: Liveness
      type: PropertyValue
      value: 0.412
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.04
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.909
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor