Ivan Xtreme
type: MusicGroup
genre: tekno
popularity: 16
followers: 926
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x559e71a179a074980c01c35ccf85aca7af4a1a92bac1d1797d8db4fc00e35538
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953630
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953630
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2f47ffb1-2885-41bf-a3b3-61a284e199d9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2f47ffb1-2885-41bf-a3b3-61a284e199d9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2f47ffb1-2885-41bf-a3b3-61a284e199d9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T12:06:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x559e71a179a074980c01c35ccf85aca7af4a1a92bac1d1797d8db4fc00e35538","name":"Ivan Xtreme","registered_at":"2026-06-14T09:29:16Z","symbol":"NIM0410267","token_address":"0x48f56278ce8db1a41f5c53a1080574575b27b63b","type":"artist","uuid":"2f47ffb1-2885-41bf-a3b3-61a284e199d9"}
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 0x559e71a179a074980c01c35ccf85aca7af4a1a92bac1d1797d8db4fc00e35538. Chain 2 (Bitcoin): anchored in block 953630 (2026-06-14T12:06:27Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2f47ffb1-2885-41bf-a3b3-61a284e199d9.json and https://artists.proofprofile.net/proofs/artist/2f47ffb1-2885-41bf-a3b3-61a284e199d9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T12:06:27Z
  text: {"copyright_id":"0x559e71a179a074980c01c35ccf85aca7af4a1a92bac1d1797d8db4fc00e35538","name":"Ivan Xtreme","registered_at":"2026-06-14T09:29:16Z","symbol":"NIM0410267","token_address":"0x48f56278ce8db1a41f5c53a1080574575b27b63b","type":"artist","uuid":"2f47ffb1-2885-41bf-a3b3-61a284e199d9"}
album: Listen Now
  type: MusicAlbum
  date published: 2016-06-23
album: Omega EP
  type: MusicAlbum
  date published: 2020-10-30
album: Omega
  type: MusicAlbum
  date published: 2020-10-30
album: The Coliseum
  type: MusicAlbum
  date published: 2021-03-08
  track: The Coliseum
    type: MusicRecording
    duration: PT5M2S
    duration ms: 302458
    explicit: false
    by artist: Ivan Xtreme
    in album: The Coliseum
      type: MusicAlbum
      date published: 2021-03-08
    genre: tekno
    isrc code: ES60B2100040
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T09:27:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5d5697ae6305cc775774ed7b9331df9c0ba8a01e933ff73719cbc7e0e8e38508
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956545
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956545
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES60B2100040
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T19:59:51Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d5697ae6305cc775774ed7b9331df9c0ba8a01e933ff73719cbc7e0e8e38508. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES60B2100040.
      date published: 2026-07-03T19:59:51Z
    audio: The Coliseum
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 150.005
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.866
      additional property: Energy
        type: PropertyValue
        value: 0.994
      additional property: Speechiness
        type: PropertyValue
        value: 0.073
      additional property: Acousticness
        type: PropertyValue
        value: 0.022
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.699
      additional property: Liveness
        type: PropertyValue
        value: 0.038
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.195
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.109
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: The Coliseum - EP
  type: MusicAlbum
  date published: 2021-03-08
album: Oh Baby
  type: MusicAlbum
  date published: 2022-11-24
album: Quatro
  type: MusicAlbum
  date published: 2023-01-12
album: Marschtempo
  type: MusicAlbum
  date published: 2023-03-15
  track: Marschtempo
    type: MusicRecording
    duration: PT6M4S
    duration ms: 364564
    explicit: false
    by artist: Ivan Xtreme
    in album: Marschtempo
      type: MusicAlbum
      date published: 2023-03-15
    genre: tekno
    isrc code: UKACT2370677
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T21:42:27+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3a0c67d5107162d3160efbd856805d188755f01920547b57d6c11f1f189a02e5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958331
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958331
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKACT2370677
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T00:44:07Z
    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 0x3a0c67d5107162d3160efbd856805d188755f01920547b57d6c11f1f189a02e5. Chain 2 (Bitcoin): anchored in block 958331 (2026-07-17T00:44:07Z), 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/UKACT2370677.
      date published: 2026-07-17T00:44:07Z
    audio: Marschtempo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 154.995
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Put It Up
album: Language of Love
album: Staff A-2
track: Play Boy

Language of Love
type: MusicRecording
duration: PT6M42S
duration ms: 402982
explicit: false
by artist: Ivan Xtreme
in album: Language of Love
  type: MusicAlbum
  date published: 2023-03-17
genre: tekno
isrc code: UKACT2370754
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T06:57:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3eacec12a524acb3e4dbb8621773f9bf5f4797e026f17c3955f3d66fe01aa363
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKACT2370754
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3eacec12a524acb3e4dbb8621773f9bf5f4797e026f17c3955f3d66fe01aa363. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/UKACT2370754.
  date published: 2026-06-13T15:41:10Z
audio: Language of Love
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 152.005
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.707
  additional property: Energy
    type: PropertyValue
    value: 1
  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.001
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.021
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Play Boy
type: MusicRecording
duration: PT5M45S
duration ms: 345595
explicit: false
by artist: Ivan Xtreme
in album: Glacier Symphony
  type: MusicAlbum
  date published: 2022-03-21
isrc code: UKU932230480
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:42:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x496d5b7555dbf442f5512f7a3c17a805246ce781e35e4924a657c09166b9905d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKU932230480
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x496d5b7555dbf442f5512f7a3c17a805246ce781e35e4924a657c09166b9905d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKU932230480.
  date published: 2026-07-08T03:20:19Z
audio: Play Boy
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 152.003
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.751
  additional property: Energy
    type: PropertyValue
    value: 0.993
  additional property: Speechiness
    type: PropertyValue
    value: 0.064
  additional property: Acousticness
    type: PropertyValue
    value: 0
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.869
  additional property: Liveness
    type: PropertyValue
    value: 0.278
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.282
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.047
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Danceability
type: PropertyValue
value: 0.731

Energy
type: PropertyValue
value: 0.982

Speechiness
type: PropertyValue
value: 0.104

Acousticness
type: PropertyValue
value: 0

Instrumentalness
type: PropertyValue
value: 0.482

Liveness
type: PropertyValue
value: 0.272

Valence (Positivity)
type: PropertyValue
value: 0.486

Loudness (dB)
type: PropertyValue
value: -4.715

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Major

Put It Up
type: MusicAlbum
date published: 2023-03-15

Language of Love
type: MusicAlbum
date published: 2023-03-17
track: Language of Love

Staff A-2
type: MusicAlbum
date published: 2025-03-17
track: New Love
  type: MusicRecording
  duration: PT6M34S
  duration ms: 394135
  explicit: false
  by artist: Ivan Xtreme
  in album: Staff A-2
    type: MusicAlbum
    date published: 2025-03-17
  genre: tekno
  isrc code: UKU932502702
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T09:57:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xafe15b1ac3bba3eb249cef2818eeaf88541cf039df298fb4e1d9bb0eeeaa7163
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958538
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958538
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKU932502702
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T10:30:13Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafe15b1ac3bba3eb249cef2818eeaf88541cf039df298fb4e1d9bb0eeeaa7163. Chain 2 (Bitcoin): anchored in block 958538 (2026-07-18T10:30:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKU932502702.
    date published: 2026-07-18T10:30:13Z
  audio: New Love
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 149.998
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.622
    additional property: Energy
      type: PropertyValue
      value: 0.997
    additional property: Speechiness
      type: PropertyValue
      value: 0.063
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.885
    additional property: Liveness
      type: PropertyValue
      value: 0.101
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.244
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.644
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Silent Twelve
  type: MusicRecording
  duration: PT5M51S
  duration ms: 351680
  explicit: false
  by artist: Ivan Xtreme
  in album: Staff A-2
    type: MusicAlbum
    date published: 2025-03-17
  genre: tekno
  isrc code: UKU932502703
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T13:42:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x695c8f6a95f11ad521b35026601dc215a9f734ae04cff1752ac82a4a17fce7d1
  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/UKU932502703
  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 0x695c8f6a95f11ad521b35026601dc215a9f734ae04cff1752ac82a4a17fce7d1. 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/UKU932502703.
    date published: 2026-07-05T01:12:41Z
  audio: Silent Twelve
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 150.028
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.756
    additional property: Energy
      type: PropertyValue
      value: 0.932
    additional property: Speechiness
      type: PropertyValue
      value: 0.102
    additional property: Acousticness
      type: PropertyValue
      value: 0.011
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.892
    additional property: Liveness
      type: PropertyValue
      value: 0.144
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.36
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.052
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major