Switch
type: MusicGroup
genre: drum and bass
genre: jungle
genre: liquid funk
description: thumb|upright=1.4|Electrical switches. Top, left to right: circuit breaker, mercury switch, wafer switch, DIP switch, surface mount switch, reed switch. Bottom, left to right: wall switch (U.S. style)
album: The Fall / Cut Away
  type: MusicAlbum
  date published: 2007-05-28
album: Secrets Of Saturns
  type: MusicAlbum
  date published: 2009-12-14
  track: Down With U
    type: MusicRecording
    duration: PT6M24S
    duration ms: 384541
    explicit: false
    by artist: Switch
    in album: Secrets Of Saturns
      type: MusicAlbum
      date published: 2009-12-14
    genre: drum and bass
    genre: jungle
    genre: liquid funk
    isrc code: NLCK40901706
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-30T22:00:27+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xbf2dcf5faa5aece00f0c51566c6fdf1f77c1b98f45a01ebeab3eb30cfd314926
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 960321
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/960321
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901706
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-30T22:27:30Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf2dcf5faa5aece00f0c51566c6fdf1f77c1b98f45a01ebeab3eb30cfd314926. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901706 — a six-check JSON result.
      date published: 2026-07-30T22:27:30Z
    audio: Down With U
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 167.632
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.634
      additional property: Energy
        type: PropertyValue
        value: 0.737
      additional property: Speechiness
        type: PropertyValue
        value: 0.067
      additional property: Acousticness
        type: PropertyValue
        value: 0.001
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.29
      additional property: Liveness
        type: PropertyValue
        value: 0.096
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.463
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.569
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Road Less Traveled
    type: MusicRecording
    duration: PT6M21S
    duration ms: 381412
    explicit: false
    by artist: Switch
    in album: Secrets Of Saturns
      type: MusicAlbum
      date published: 2009-12-14
    genre: drum and bass
    genre: jungle
    genre: liquid funk
    isrc code: NLCK40901709
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-31T13:16:55+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x045a19dcd53a7f366fe848babee994b3752f60228fecc0135c90ffbbc9b51991
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 960410
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/960410
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901709
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-31T13:50:38Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045a19dcd53a7f366fe848babee994b3752f60228fecc0135c90ffbbc9b51991. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901709 — a six-check JSON result.
      date published: 2026-07-31T13:50:38Z
    audio: Road Less Traveled
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 168.33
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.59
      additional property: Energy
        type: PropertyValue
        value: 0.942
      additional property: Speechiness
        type: PropertyValue
        value: 0.061
      additional property: Acousticness
        type: PropertyValue
        value: 0.005
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.822
      additional property: Liveness
        type: PropertyValue
        value: 0.655
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.194
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.776
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Disciple
    type: MusicRecording
    duration: PT5M59S
    duration ms: 359517
    explicit: false
    by artist: Switch
    in album: Secrets Of Saturns
      type: MusicAlbum
      date published: 2009-12-14
    genre: drum and bass
    genre: jungle
    genre: liquid funk
    isrc code: NLCK40901710
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Disciple
  track: Autumn Light
  track: Darling Heart
  track: I Used to
track: Together
track: These Golden Days

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-07T09:14:52+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x19c3b074391a8d4be623883ed5639b38a11fadda40561baa3c6d47f796e54a6b

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901710

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19c3b074391a8d4be623883ed5639b38a11fadda40561baa3c6d47f796e54a6b. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901710 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Disciple
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 167.656
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.549
additional property: Energy
  type: PropertyValue
  value: 0.918
additional property: Speechiness
  type: PropertyValue
  value: 0.041
additional property: Acousticness
  type: PropertyValue
  value: 0.005
additional property: Instrumentalness
  type: PropertyValue
  value: 0.859
additional property: Liveness
  type: PropertyValue
  value: 0.186
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.302
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.304
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Autumn Light
type: MusicRecording
duration: PT5M53S
duration ms: 353514
explicit: false
by artist: Switch
in album: Secrets Of Saturns
  type: MusicAlbum
  date published: 2009-12-14
genre: drum and bass
genre: jungle
genre: liquid funk
isrc code: NLCK40901718
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T17:28:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f1ac735678af17f5490ee81eb55733e5f9047c26d2af0b6c20da7528d4dcd8b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901718
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f1ac735678af17f5490ee81eb55733e5f9047c26d2af0b6c20da7528d4dcd8b. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901718 — a six-check JSON result.
  date published: 2026-07-31T18:48:12Z
audio: Autumn Light
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.286
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.561
  additional property: Energy
    type: PropertyValue
    value: 0.683
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.001
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.866
  additional property: Liveness
    type: PropertyValue
    value: 0.35
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.487
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.797
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Darling Heart
type: MusicRecording
duration: PT5M40S
duration ms: 340546
explicit: false
by artist: Switch
in album: Secrets Of Saturns
  type: MusicAlbum
  date published: 2009-12-14
genre: drum and bass
genre: jungle
genre: liquid funk
isrc code: NLCK40901720
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T18:50:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd7b161846386d487d887ac68c014a617615dde056093a9b15e35589b6fd5517e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901720
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:09:33Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7b161846386d487d887ac68c014a617615dde056093a9b15e35589b6fd5517e. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901720 — a six-check JSON result.
  date published: 2026-07-30T20:09:33Z
audio: Darling Heart
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.269
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.674
  additional property: Energy
    type: PropertyValue
    value: 0.967
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.001
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.869
  additional property: Liveness
    type: PropertyValue
    value: 0.026
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.905
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.441
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

I Used to
type: MusicRecording
duration: PT6M25S
duration ms: 385082
explicit: false
by artist: Switch
in album: Secrets Of Saturns
  type: MusicAlbum
  date published: 2009-12-14
genre: drum and bass
genre: jungle
genre: liquid funk
isrc code: NLCK40901724
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T17:04:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9b2249b0599db01d06bab9bb46ad81960e93fba492fe9b1fce0aa1fe6a70a29
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/NLCK40901724
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9b2249b0599db01d06bab9bb46ad81960e93fba492fe9b1fce0aa1fe6a70a29. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40901724 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: I Used to
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.601
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.676
  additional property: Energy
    type: PropertyValue
    value: 0.734
  additional property: Speechiness
    type: PropertyValue
    value: 0.068
  additional property: Acousticness
    type: PropertyValue
    value: 0
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.876
  additional property: Liveness
    type: PropertyValue
    value: 0.064
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.704
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.411
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Together
type: MusicRecording
duration: PT6M0S
duration ms: 360501
explicit: false
by artist: Switch
by artist: Stunna
in album: Chronicles of the deep
  type: MusicAlbum
  date published: 2006-12-04
isrc code: NLCK40900326
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T13:48:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x426e3b08c1dee40ba93cab69be7a7890984921639955d3584fb855ac667f8694
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40900326
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x426e3b08c1dee40ba93cab69be7a7890984921639955d3584fb855ac667f8694. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK40900326 — a six-check JSON result.
  date published: 2026-07-31T15:20:15Z
audio: Together
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.967
  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: 0.697
  additional property: Energy
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These Golden Days
type: MusicRecording
duration: PT6M42S
duration ms: 402931
explicit: false
by artist: Switch
by artist: Icicle
in album: Fokuz & Friends Vol. 1
  type: MusicAlbum
  date published: 2011-12-12
isrc code: NLCK41012082
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK41012082
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:50:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x882e91ddaa22597fb6b114251a46ee95e505ef32078c9e1063d4fe606fa67b84. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK41012082 — a six-check JSON result.
  date published: 2026-07-31T13:50:38Z
audio: These Golden Days
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  additional property: Acousticness
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  additional property: Instrumentalness
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