CHUU
type: MusicGroup
genre: k-pop
popularity: 48
followers: 389939
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd0c409c365b6fb13c7eab08c45cd7f66360e1f6f9a01c5793ad0fd5e14671535
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f15b4ace-c29c-4fe1-895b-0322596fd622.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f15b4ace-c29c-4fe1-895b-0322596fd622.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f15b4ace-c29c-4fe1-895b-0322596fd622
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 → block must exist at that height 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 0xd0c409c365b6fb13c7eab08c45cd7f66360e1f6f9a01c5793ad0fd5e14671535. 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/f15b4ace-c29c-4fe1-895b-0322596fd622.json and https://artists.proofprofile.net/proofs/artist/f15b4ace-c29c-4fe1-895b-0322596fd622.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Chocolate (English Version)
  type: MusicAlbum
  date published: 2024-02-14
  track: Chocolate - English Version
    type: MusicRecording
    duration: PT3M7S
    duration ms: 187426
    explicit: false
    by artist: CHUU
    in album: Chocolate (English Version)
      type: MusicAlbum
      date published: 2024-02-14
    isrc code: KRB472400268
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-07T10:58:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953515
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/6UqbN4s5Uy9wWFDNre2BNB.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UqbN4s5Uy9wWFDNre2BNB
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:53:06Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6UqbN4s5Uy9wWFDNre2BNB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UqbN4s5Uy9wWFDNre2BNB.
      date published: 2026-06-13T12:53:06Z
      text: {"copyright_id":"0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028","isrc":"KRB472400268","name":"Chocolate - English Version","registered_at":"2026-06-07T10:58:13Z","spotify_id":"6UqbN4s5Uy9wWFDNre2BNB","type":"track"}
album: Chocolate
  type: MusicAlbum
  date published: 2024-02-13
  track: Chocolate
    type: MusicRecording
    duration: PT3M7S
    duration ms: 187426
    explicit: false
    by artist: CHUU
    in album: Chocolate
      type: MusicAlbum
      date published: 2024-02-13
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    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc1e7a9ea53f5634e5825ef58683cfde824841a48d22dddf0c95c2e140a53a727
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953528
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/0e9skrsECOVqRRNFgFdA5c.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0e9skrsECOVqRRNFgFdA5c
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc1e7a9ea53f5634e5825ef58683cfde824841a48d22dddf0c95c2e140a53a727. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0e9skrsECOVqRRNFgFdA5c.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0e9skrsECOVqRRNFgFdA5c.
      date published: 2026-06-13T15:41:10Z
album: Fox Rain (The Moon during the Day)
  type: MusicAlbum
  date published: 2024-01-03
  track: Fox Rain (The Moon during the Day)
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241586
    explicit: false
    by artist: CHUU
    in album: Fox Rain (The Moon during the Day)
      type: MusicAlbum
      date published: 2024-01-03
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    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953513
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/1uNH9a0QFOFZsPUU7B2oxz.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1uNH9a0QFOFZsPUU7B2oxz
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303","isrc":"KRA252302534","name":"Fox Rain (The Moon during the Day)","registered_at":"2026-06-05T20:29:22Z","spotify_id":"1uNH9a0QFOFZsPUU7B2oxz","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1uNH9a0QFOFZsPUU7B2oxz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1uNH9a0QFOFZsPUU7B2oxz.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303","isrc":"KRA252302534","name":"Fox Rain (The Moon during the Day)","registered_at":"2026-06-05T20:29:22Z","spotify_id":"1uNH9a0QFOFZsPUU7B2oxz","type":"track"}
  track: Fox Rain (The Moon during the Day) - Instrumental
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241573
    explicit: false
    by artist: CHUU
    in album: Fox Rain (The Moon during the Day)
      type: MusicAlbum
      date published: 2024-01-03
    isrc code: KRA252302535
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-22T22:09:56+00:00
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSRecordURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
album: A Beautiful Farewell - I am Re:Born #1
album: [THE SEASONS VolⅡ. 10] <AKMU's Long day Long night> ReːWake x CHUU
album: Howl
album: Our Night is more beautiful than your Day
album: Let's Love
album: Dear My Winter
album: Confession (Ditto X Chuu (LOONA))
album: Life reset re-debut show - A star is reborn [episode 3]
album: Daily JoJo (Webtoon Original Soundtrack) Pt.1
album: ONE AND A HALF
album: lullaby
album: World is One 2021
album: 오케이 광자매 OST Part 5
album: Fling at Convenience Store (Original Television Soundtrack) Pt. 1
album: INTO THE RING (Original Television Soundtrack) Pt. 4
track: Chocolate
track: Dear My Winter
track: lullaby
track: Hello
track: Hello - Instrumental
track: Chocolate - English Version
track: Fox Rain (The Moon during the Day)
track: Fox Rain (The Moon during the Day) - Instrumental
track: A Beautiful Farewell
track: A Beautiful Farewell - Instrumental
track: I Like You
track: Howl
track: Underwater
track: My Palace
track: Aliens
track: Hitchhiker
track: Our Night is more beautiful than your Day
track: Our Night is more beautiful than your Day - Instrumental
track: Let's Love
track: Let's Love - Instrumental

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/66RAYv9qIsOSrIFzAz0Rkx.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66RAYv9qIsOSrIFzAz0Rkx

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3","isrc":"KRA252302535","name":"Fox Rain (The Moon during the Day) - Instrumental","registered_at":"2026-06-22T22:09:56Z","spotify_id":"66RAYv9qIsOSrIFzAz0Rkx","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/66RAYv9qIsOSrIFzAz0Rkx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66RAYv9qIsOSrIFzAz0Rkx.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3","isrc":"KRA252302535","name":"Fox Rain (The Moon during the Day) - Instrumental","registered_at":"2026-06-22T22:09:56Z","spotify_id":"66RAYv9qIsOSrIFzAz0Rkx","type":"track"}

A Beautiful Farewell - I am Re:Born #1
type: MusicAlbum
date published: 2023-12-10
track: A Beautiful Farewell
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250211
  explicit: false
  by artist: CHUU
  in album: A Beautiful Farewell - I am Re:Born #1
    type: MusicAlbum
    date published: 2023-12-10
  isrc code: KRB472302236
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T15:23:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3dFiJSq3woyVfZtUoJQ9pq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dFiJSq3woyVfZtUoJQ9pq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
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    value: {"copyright_id":"0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e","isrc":"KRB472302236","name":"A Beautiful Farewell","registered_at":"2026-06-09T15:23:02Z","spotify_id":"3dFiJSq3woyVfZtUoJQ9pq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3dFiJSq3woyVfZtUoJQ9pq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dFiJSq3woyVfZtUoJQ9pq.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e","isrc":"KRB472302236","name":"A Beautiful Farewell","registered_at":"2026-06-09T15:23:02Z","spotify_id":"3dFiJSq3woyVfZtUoJQ9pq","type":"track"}
track: A Beautiful Farewell - Instrumental
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250211
  explicit: false
  by artist: CHUU
  in album: A Beautiful Farewell - I am Re:Born #1
    type: MusicAlbum
    date published: 2023-12-10
  isrc code: KRB472302237

[THE SEASONS VolⅡ. 10] <AKMU's Long day Long night> ReːWake x CHUU
type: MusicAlbum
date published: 2023-11-18
track: I Like You
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211481
  explicit: false
  by artist: CHUU
  in album: [THE SEASONS VolⅡ. 10] <AKMU's Long day Long night> ReːWake x CHUU
    type: MusicAlbum
    date published: 2023-11-18
  isrc code: KRA382321842
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08
  additional property: OTSHash
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4RdYyxFUSBqDS64laTQFfi.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4RdYyxFUSBqDS64laTQFfi
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08","isrc":"KRA382321842","name":"I Like You","registered_at":"2026-06-11T01:39:56Z","spotify_id":"4RdYyxFUSBqDS64laTQFfi","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4RdYyxFUSBqDS64laTQFfi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4RdYyxFUSBqDS64laTQFfi.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08","isrc":"KRA382321842","name":"I Like You","registered_at":"2026-06-11T01:39:56Z","spotify_id":"4RdYyxFUSBqDS64laTQFfi","type":"track"}

Howl
type: MusicAlbum
date published: 2023-10-18
track: Howl
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169866
  explicit: false
  by artist: CHUU
  in album: Howl
    type: MusicAlbum
    date published: 2023-10-18
  isrc code: KRB472301802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0abbda17c3043c712515c53e4ecaaca1cf939a2c9ae615110c26e7dc2d9c30d9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/17cciVZC83EP26VENr3J5n.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17cciVZC83EP26VENr3J5n
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0abbda17c3043c712515c53e4ecaaca1cf939a2c9ae615110c26e7dc2d9c30d9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/17cciVZC83EP26VENr3J5n.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17cciVZC83EP26VENr3J5n.
    date published: 2026-06-13T15:41:10Z
track: Underwater
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204053
  explicit: false
  by artist: CHUU
  in album: Howl
    type: MusicAlbum
    date published: 2023-10-18
  isrc code: KRB472301803
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T06:07:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2e22bdd409c9c81372290bb84309ef9a77dcbd1733ab32b098453d4dc1008313
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4DIXILEIso4tqk5uvzXXrj.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4DIXILEIso4tqk5uvzXXrj
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2e22bdd409c9c81372290bb84309ef9a77dcbd1733ab32b098453d4dc1008313. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4DIXILEIso4tqk5uvzXXrj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4DIXILEIso4tqk5uvzXXrj.
    date published: 2026-06-13T15:41:10Z
track: My Palace
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201426
  explicit: false
  by artist: CHUU
  in album: Howl
    type: MusicAlbum
    date published: 2023-10-18
  isrc code: KRB472301804
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T14:39:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/04X5V1fARpzi0SjHDMtFdu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04X5V1fARpzi0SjHDMtFdu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7","isrc":"KRB472301804","name":"My Palace","registered_at":"2026-06-05T14:39:15Z","spotify_id":"04X5V1fARpzi0SjHDMtFdu","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/04X5V1fARpzi0SjHDMtFdu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04X5V1fARpzi0SjHDMtFdu.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7","isrc":"KRB472301804","name":"My Palace","registered_at":"2026-06-05T14:39:15Z","spotify_id":"04X5V1fARpzi0SjHDMtFdu","type":"track"}
track: Aliens
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180826
  explicit: false
  by artist: CHUU
  in album: Howl
    type: MusicAlbum
    date published: 2023-10-18
  isrc code: KRB472301805
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T12:43:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0f8ba3085293df4147a0b510ad31e663cd851643242a76e9c5ff82e1627560bc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1FS27YH6ra3pkwNDnIHIfa.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FS27YH6ra3pkwNDnIHIfa
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0f8ba3085293df4147a0b510ad31e663cd851643242a76e9c5ff82e1627560bc. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1FS27YH6ra3pkwNDnIHIfa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FS27YH6ra3pkwNDnIHIfa.
    date published: 2026-06-13T17:25:41Z
track: Hitchhiker
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185453
  explicit: false
  by artist: CHUU
  in album: Howl
    type: MusicAlbum
    date published: 2023-10-18
  isrc code: KRB472301806
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T01:18:38+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xd15313460d0a7c12099c1c405c9993231569a0e19f35452374cea8ee28689163

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953536

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953536

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/0hdTPwfYuseUTwpJ9bg04B.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hdTPwfYuseUTwpJ9bg04B

OTSTimestamp
type: PropertyValue
value: 2026-06-13T17:25:41Z

OTSCanonicalRecord
type: PropertyValue

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd15313460d0a7c12099c1c405c9993231569a0e19f35452374cea8ee28689163. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0hdTPwfYuseUTwpJ9bg04B.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hdTPwfYuseUTwpJ9bg04B.
date published: 2026-06-13T17:25:41Z

Our Night is more beautiful than your Day
type: MusicAlbum
date published: 2023-08-02
track: Our Night is more beautiful than your Day
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199320
  explicit: false
  by artist: CHUU
  in album: Our Night is more beautiful than your Day
    type: MusicAlbum
    date published: 2023-08-02
  isrc code: KRA252301482
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T13:55:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0SXsRcuTaWZAg6QyDhncpY.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SXsRcuTaWZAg6QyDhncpY
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde","isrc":"KRA252301482","name":"Our Night is more beautiful than your Day","registered_at":"2026-06-09T13:55:48Z","spotify_id":"0SXsRcuTaWZAg6QyDhncpY","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0SXsRcuTaWZAg6QyDhncpY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SXsRcuTaWZAg6QyDhncpY.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde","isrc":"KRA252301482","name":"Our Night is more beautiful than your Day","registered_at":"2026-06-09T13:55:48Z","spotify_id":"0SXsRcuTaWZAg6QyDhncpY","type":"track"}
track: Our Night is more beautiful than your Day - Instrumental
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199320
  explicit: false
  by artist: CHUU
  in album: Our Night is more beautiful than your Day
    type: MusicAlbum
    date published: 2023-08-02
  isrc code: KRA252301483

Let's Love
type: MusicAlbum
date published: 2023-02-23
track: Let's Love
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220400
  explicit: false
  by artist: CHUU
  by artist: KIM YO HAN
  in album: Let's Love
    type: MusicAlbum
    date published: 2023-02-23
  isrc code: KRMIM2333684
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T09:19:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6h5ORMFWElwmVjCYWxZosK.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6h5ORMFWElwmVjCYWxZosK
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0","isrc":"KRMIM2333684","name":"Let's Love","registered_at":"2026-06-08T09:19:00Z","spotify_id":"6h5ORMFWElwmVjCYWxZosK","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6h5ORMFWElwmVjCYWxZosK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6h5ORMFWElwmVjCYWxZosK.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0","isrc":"KRMIM2333684","name":"Let's Love","registered_at":"2026-06-08T09:19:00Z","spotify_id":"6h5ORMFWElwmVjCYWxZosK","type":"track"}
track: Let's Love - Instrumental
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220400
  explicit: false
  by artist: CHUU
  by artist: KIM YO HAN
  in album: Let's Love
    type: MusicAlbum
    date published: 2023-02-23
  isrc code: KRMIM2333685

Dear My Winter
type: MusicAlbum
date published: 2022-12-05
track: Dear My Winter
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200933
  explicit: false
  by artist: george
  by artist: CHUU
  in album: Dear My Winter
    type: MusicAlbum
    date published: 2022-12-05
  isrc code: KSA002202389

Confession (Ditto X Chuu (LOONA))
type: MusicAlbum
date published: 2022-10-16
track: Confession (Ditto X Chuu (LOONA))
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243706
  explicit: false
  by artist: CHUU
  in album: Confession (Ditto X Chuu (LOONA))
    type: MusicAlbum
    date published: 2022-10-16
  isrc code: KRA382207955
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T05:18:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe6033694d96ec65165fa3ec136739b720cb1dcf778c431d8016ce36d8c4315b5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/40wyDhO974VOe491zfVLbC.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/40wyDhO974VOe491zfVLbC
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe6033694d96ec65165fa3ec136739b720cb1dcf778c431d8016ce36d8c4315b5","isrc":"KRA382207955","name":"Confession (Ditto X Chuu (LOONA))","registered_at":"2026-06-07T05:18:09Z","spotify_id":"40wyDhO974VOe491zfVLbC","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xe6033694d96ec65165fa3ec136739b720cb1dcf778c431d8016ce36d8c4315b5. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/40wyDhO974VOe491zfVLbC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/40wyDhO974VOe491zfVLbC.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xe6033694d96ec65165fa3ec136739b720cb1dcf778c431d8016ce36d8c4315b5","isrc":"KRA382207955","name":"Confession (Ditto X Chuu (LOONA))","registered_at":"2026-06-07T05:18:09Z","spotify_id":"40wyDhO974VOe491zfVLbC","type":"track"}
track: Confession (Ditto X Chuu (LOONA)) (Inst.)
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243693
  explicit: false
  by artist: CHUU
  in album: Confession (Ditto X Chuu (LOONA))
    type: MusicAlbum
    date published: 2022-10-16
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Life reset re-debut show - A star is reborn [episode 3]
type: MusicAlbum
date published: 2022-10-13
track: Arari(Gaeul)
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243693
  explicit: false
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  additional property: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2ed8a998c2d8f227e9c21531798553603f56301265e2039f8942ced97d5367ec. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ch6gwttUHqdYBh2Gk5ejP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ch6gwttUHqdYBh2Gk5ejP.
    date published: 2026-07-02T05:09:12Z
track: Back in Time(Gaeul)
  type: MusicRecording
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  explicit: false
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x4bdcda23494ed75b1f524fb5142f489e46bb0f1c15800467ed06a68fb0c4ff99. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3uu4ZxgC6uwtb8gjySdyuq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uu4ZxgC6uwtb8gjySdyuq.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x4bdcda23494ed75b1f524fb5142f489e46bb0f1c15800467ed06a68fb0c4ff99","isrc":"KRA382207865","name":"Back in Time(Gaeul)","registered_at":"2026-06-22T17:32:16Z","spotify_id":"3uu4ZxgC6uwtb8gjySdyuq","type":"track"}

Daily JoJo (Webtoon Original Soundtrack) Pt.1
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date published: 2022-10-08
track: Brunch (Daily JoJo)
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  duration: PT3M4S
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    date published: 2022-10-08
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  additional property: OTSHash
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2f35babdec77012b293c0fbebcf215dd3a01339403bc94447fb47b1eaebf128e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5kFZ1HUfcWbcaVLS7gkLhL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5kFZ1HUfcWbcaVLS7gkLhL.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x2f35babdec77012b293c0fbebcf215dd3a01339403bc94447fb47b1eaebf128e","isrc":"KRNAR2204409","name":"Brunch (Daily JoJo)","registered_at":"2026-06-20T17:51:01Z","spotify_id":"5kFZ1HUfcWbcaVLS7gkLhL","type":"track"}
track: Brunch (Daily JoJo) - Instrumental
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ONE AND A HALF
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date published: 2022-09-04
track: ONE AND A HALF
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  duration: PT3M29S
  duration ms: 209026
  explicit: false
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  in album: ONE AND A HALF
    type: MusicAlbum
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x7587922de1157ee8646dcb2541e1acc9366c2e8d018a2d00deb4c4c661cef390. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yfhVon5XPlCRYNihFIUwu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yfhVon5XPlCRYNihFIUwu.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x7587922de1157ee8646dcb2541e1acc9366c2e8d018a2d00deb4c4c661cef390","isrc":"KRA382207131","name":"ONE AND A HALF","registered_at":"2026-06-07T04:58:38Z","spotify_id":"0yfhVon5XPlCRYNihFIUwu","type":"track"}
track: ONE AND A HALF (Inst.)
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lullaby
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date published: 2022-06-27
track: lullaby
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  duration: PT3M17S
  duration ms: 197240
  explicit: false
  by artist: B.I
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    date published: 2022-06-27
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  additional property: CopyrightStatus
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8afeb5027e1ce8e9b707f5152f96e9e16fa5b282177a846b163059e9c79ce969. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7el09AiwrCGGZW8rsSvbc1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7el09AiwrCGGZW8rsSvbc1.
    date published: 2026-06-13T12:53:06Z

World is One 2021
type: MusicAlbum
date published: 2021-09-15
track: World is One 2021 (Feat. Eric Bellinger)
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  duration: PT3M13S
  duration ms: 193786
  explicit: false
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  by artist: KIM YO HAN
  by artist: Eric Bellinger
  in album: World is One 2021
    type: MusicAlbum
    date published: 2021-09-15
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSRecordURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/342lZcrcYRL1kN3a87g1ay
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSCanonicalRecord
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x414020c0c222c7cc0cdde57aaa57e0d1626f798dc4ebdcd6b6e2228f1b37c274. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/342lZcrcYRL1kN3a87g1ay.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/342lZcrcYRL1kN3a87g1ay.
    date published: 2026-06-13T15:41:10Z
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오케이 광자매 OST Part 5
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date published: 2021-06-12
track: 좋아서 좋아해
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  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSRecordURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Qz0KIyTmj77cjylfKKC3H
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x3494b750925c53d9b4e384e6118d492cee86a45e66a39b6c36314543953cac8b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Qz0KIyTmj77cjylfKKC3H.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Qz0KIyTmj77cjylfKKC3H.
    date published: 2026-06-13T13:32:09Z
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track: 좋아서 좋아해 (Inst.)
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Fling at Convenience Store (Original Television Soundtrack) Pt. 1
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date published: 2021-02-14
track: Hello
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  by artist: LEE HYEOP
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x9c7272b2e031f62dfda7c55b429dadcb5a6d993639f81356790460e17e070868
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1dMrUkPtYB0nf0UiHdDoye.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dMrUkPtYB0nf0UiHdDoye
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9c7272b2e031f62dfda7c55b429dadcb5a6d993639f81356790460e17e070868. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1dMrUkPtYB0nf0UiHdDoye.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dMrUkPtYB0nf0UiHdDoye.
    date published: 2026-06-13T13:32:09Z
track: Hello - Instrumental
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187600
  explicit: false
  by artist: CHUU
  by artist: LEE HYEOP
  in album: Fling at Convenience Store (Original Television Soundtrack) Pt. 1
    type: MusicAlbum
    date published: 2021-02-14
  isrc code: KRMIM2104454

INTO THE RING (Original Television Soundtrack) Pt. 4
type: MusicAlbum
date published: 2020-07-29
track: Spring Flower
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193026
  explicit: false
  by artist: CHUU
  in album: INTO THE RING (Original Television Soundtrack) Pt. 4
    type: MusicAlbum
    date published: 2020-07-29
  isrc code: KRF262000007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T17:04:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x70290406e399bffaefc0ee04f001cad15ed741670022302c85bfa8223a686c0e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/30tO1TPD9btGJr8Rl1lV1N.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/30tO1TPD9btGJr8Rl1lV1N
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x70290406e399bffaefc0ee04f001cad15ed741670022302c85bfa8223a686c0e","isrc":"KRF262000007","name":"Spring Flower","registered_at":"2026-06-08T17:04:14Z","spotify_id":"30tO1TPD9btGJr8Rl1lV1N","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x70290406e399bffaefc0ee04f001cad15ed741670022302c85bfa8223a686c0e. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/30tO1TPD9btGJr8Rl1lV1N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/30tO1TPD9btGJr8Rl1lV1N.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x70290406e399bffaefc0ee04f001cad15ed741670022302c85bfa8223a686c0e","isrc":"KRF262000007","name":"Spring Flower","registered_at":"2026-06-08T17:04:14Z","spotify_id":"30tO1TPD9btGJr8Rl1lV1N","type":"track"}
track: Spring Flower - Instrumental
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193026
  explicit: false
  by artist: CHUU
  in album: INTO THE RING (Original Television Soundtrack) Pt. 4
    type: MusicAlbum
    date published: 2020-07-29
  isrc code: KRF262000008

Chocolate
type: MusicRecording
duration: PT3M7S
duration ms: 187426
explicit: false
by artist: CHUU
in album: Chocolate
  type: MusicAlbum
  date published: 2024-02-13
isrc code: KRB472400267
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:12:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1e7a9ea53f5634e5825ef58683cfde824841a48d22dddf0c95c2e140a53a727
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0e9skrsECOVqRRNFgFdA5c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0e9skrsECOVqRRNFgFdA5c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc1e7a9ea53f5634e5825ef58683cfde824841a48d22dddf0c95c2e140a53a727. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0e9skrsECOVqRRNFgFdA5c.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0e9skrsECOVqRRNFgFdA5c.
  date published: 2026-06-13T15:41:10Z

Dear My Winter
type: MusicRecording
duration: PT3M20S
duration ms: 200933
explicit: false
by artist: george
by artist: CHUU
in album: Dear My Winter
  type: MusicAlbum
  date published: 2022-12-05
isrc code: KSA002202389

lullaby
type: MusicRecording
duration: PT3M17S
duration ms: 197240
explicit: false
by artist: B.I
by artist: CHUU
in album: lullaby
  type: MusicAlbum
  date published: 2022-06-27
isrc code: KRMIM2237172
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T14:37:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8afeb5027e1ce8e9b707f5152f96e9e16fa5b282177a846b163059e9c79ce969
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7el09AiwrCGGZW8rsSvbc1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7el09AiwrCGGZW8rsSvbc1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8afeb5027e1ce8e9b707f5152f96e9e16fa5b282177a846b163059e9c79ce969. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7el09AiwrCGGZW8rsSvbc1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7el09AiwrCGGZW8rsSvbc1.
  date published: 2026-06-13T12:53:06Z

Hello
type: MusicRecording
duration: PT3M7S
duration ms: 187600
explicit: false
by artist: CHUU
by artist: LEE HYEOP
in album: Fling at Convenience Store (Original Television Soundtrack) Pt. 1
  type: MusicAlbum
  date published: 2021-02-14
isrc code: KRMIM2104453
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T23:15:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9c7272b2e031f62dfda7c55b429dadcb5a6d993639f81356790460e17e070868
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1dMrUkPtYB0nf0UiHdDoye.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dMrUkPtYB0nf0UiHdDoye
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9c7272b2e031f62dfda7c55b429dadcb5a6d993639f81356790460e17e070868. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1dMrUkPtYB0nf0UiHdDoye.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dMrUkPtYB0nf0UiHdDoye.
  date published: 2026-06-13T13:32:09Z

Hello - Instrumental
type: MusicRecording
duration: PT3M7S
duration ms: 187600
explicit: false
by artist: CHUU
by artist: LEE HYEOP
in album: Fling at Convenience Store (Original Television Soundtrack) Pt. 1
  type: MusicAlbum
  date published: 2021-02-14
isrc code: KRMIM2104454

Chocolate - English Version
type: MusicRecording
duration: PT3M7S
duration ms: 187426
explicit: false
by artist: CHUU
in album: Chocolate (English Version)
  type: MusicAlbum
  date published: 2024-02-14
isrc code: KRB472400268
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T10:58:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6UqbN4s5Uy9wWFDNre2BNB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UqbN4s5Uy9wWFDNre2BNB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028","isrc":"KRB472400268","name":"Chocolate - English Version","registered_at":"2026-06-07T10:58:13Z","spotify_id":"6UqbN4s5Uy9wWFDNre2BNB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6UqbN4s5Uy9wWFDNre2BNB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UqbN4s5Uy9wWFDNre2BNB.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x9807003933ce7b6ede7a6bfd7629aa3a4268857b4476690f505d30e43e9d3028","isrc":"KRB472400268","name":"Chocolate - English Version","registered_at":"2026-06-07T10:58:13Z","spotify_id":"6UqbN4s5Uy9wWFDNre2BNB","type":"track"}

Fox Rain (The Moon during the Day)
type: MusicRecording
duration: PT4M1S
duration ms: 241586
explicit: false
by artist: CHUU
in album: Fox Rain (The Moon during the Day)
  type: MusicAlbum
  date published: 2024-01-03
isrc code: KRA252302534
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:29:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1uNH9a0QFOFZsPUU7B2oxz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1uNH9a0QFOFZsPUU7B2oxz
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303","isrc":"KRA252302534","name":"Fox Rain (The Moon during the Day)","registered_at":"2026-06-05T20:29:22Z","spotify_id":"1uNH9a0QFOFZsPUU7B2oxz","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1uNH9a0QFOFZsPUU7B2oxz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1uNH9a0QFOFZsPUU7B2oxz.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x1b32302e0680596f6546368a4595b431350df1753d569cef817efc87c3163303","isrc":"KRA252302534","name":"Fox Rain (The Moon during the Day)","registered_at":"2026-06-05T20:29:22Z","spotify_id":"1uNH9a0QFOFZsPUU7B2oxz","type":"track"}

Fox Rain (The Moon during the Day) - Instrumental
type: MusicRecording
duration: PT4M1S
duration ms: 241573
explicit: false
by artist: CHUU
in album: Fox Rain (The Moon during the Day)
  type: MusicAlbum
  date published: 2024-01-03
isrc code: KRA252302535
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:09:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/66RAYv9qIsOSrIFzAz0Rkx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66RAYv9qIsOSrIFzAz0Rkx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3","isrc":"KRA252302535","name":"Fox Rain (The Moon during the Day) - Instrumental","registered_at":"2026-06-22T22:09:56Z","spotify_id":"66RAYv9qIsOSrIFzAz0Rkx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/66RAYv9qIsOSrIFzAz0Rkx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66RAYv9qIsOSrIFzAz0Rkx.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x61e99e8d9bd26132b316d3edc4c26c1ca5133a5d3918283daa51a2a4855b35f3","isrc":"KRA252302535","name":"Fox Rain (The Moon during the Day) - Instrumental","registered_at":"2026-06-22T22:09:56Z","spotify_id":"66RAYv9qIsOSrIFzAz0Rkx","type":"track"}

A Beautiful Farewell
type: MusicRecording
duration: PT4M10S
duration ms: 250211
explicit: false
by artist: CHUU
in album: A Beautiful Farewell - I am Re:Born #1
  type: MusicAlbum
  date published: 2023-12-10
isrc code: KRB472302236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:23:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3dFiJSq3woyVfZtUoJQ9pq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dFiJSq3woyVfZtUoJQ9pq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e","isrc":"KRB472302236","name":"A Beautiful Farewell","registered_at":"2026-06-09T15:23:02Z","spotify_id":"3dFiJSq3woyVfZtUoJQ9pq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3dFiJSq3woyVfZtUoJQ9pq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dFiJSq3woyVfZtUoJQ9pq.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x8689250883d1ebe2a208cf1f487e17fcbb029782ece699e6db2f85ef8514135e","isrc":"KRB472302236","name":"A Beautiful Farewell","registered_at":"2026-06-09T15:23:02Z","spotify_id":"3dFiJSq3woyVfZtUoJQ9pq","type":"track"}

A Beautiful Farewell - Instrumental
type: MusicRecording
duration: PT4M10S
duration ms: 250211
explicit: false
by artist: CHUU
in album: A Beautiful Farewell - I am Re:Born #1
  type: MusicAlbum
  date published: 2023-12-10
isrc code: KRB472302237

I Like You
type: MusicRecording
duration: PT3M31S
duration ms: 211481
explicit: false
by artist: CHUU
in album: [THE SEASONS VolⅡ. 10] <AKMU's Long day Long night> ReːWake x CHUU
  type: MusicAlbum
  date published: 2023-11-18
isrc code: KRA382321842
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T01:39:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4RdYyxFUSBqDS64laTQFfi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4RdYyxFUSBqDS64laTQFfi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08","isrc":"KRA382321842","name":"I Like You","registered_at":"2026-06-11T01:39:56Z","spotify_id":"4RdYyxFUSBqDS64laTQFfi","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4RdYyxFUSBqDS64laTQFfi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4RdYyxFUSBqDS64laTQFfi.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0b9a8cc77541c3090d564b4afee5b2292f9f5446ffbe2bc46bf3bfaaa2868d08","isrc":"KRA382321842","name":"I Like You","registered_at":"2026-06-11T01:39:56Z","spotify_id":"4RdYyxFUSBqDS64laTQFfi","type":"track"}

Howl
type: MusicRecording
duration: PT2M49S
duration ms: 169866
explicit: false
by artist: CHUU
in album: Howl
  type: MusicAlbum
  date published: 2023-10-18
isrc code: KRB472301802
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:02:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0abbda17c3043c712515c53e4ecaaca1cf939a2c9ae615110c26e7dc2d9c30d9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/17cciVZC83EP26VENr3J5n.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17cciVZC83EP26VENr3J5n
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0abbda17c3043c712515c53e4ecaaca1cf939a2c9ae615110c26e7dc2d9c30d9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/17cciVZC83EP26VENr3J5n.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17cciVZC83EP26VENr3J5n.
  date published: 2026-06-13T15:41:10Z

Underwater
type: MusicRecording
duration: PT3M24S
duration ms: 204053
explicit: false
by artist: CHUU
in album: Howl
  type: MusicAlbum
  date published: 2023-10-18
isrc code: KRB472301803
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T06:07:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2e22bdd409c9c81372290bb84309ef9a77dcbd1733ab32b098453d4dc1008313
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4DIXILEIso4tqk5uvzXXrj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4DIXILEIso4tqk5uvzXXrj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2e22bdd409c9c81372290bb84309ef9a77dcbd1733ab32b098453d4dc1008313. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4DIXILEIso4tqk5uvzXXrj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4DIXILEIso4tqk5uvzXXrj.
  date published: 2026-06-13T15:41:10Z

My Palace
type: MusicRecording
duration: PT3M21S
duration ms: 201426
explicit: false
by artist: CHUU
in album: Howl
  type: MusicAlbum
  date published: 2023-10-18
isrc code: KRB472301804
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:39:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/04X5V1fARpzi0SjHDMtFdu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04X5V1fARpzi0SjHDMtFdu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7","isrc":"KRB472301804","name":"My Palace","registered_at":"2026-06-05T14:39:15Z","spotify_id":"04X5V1fARpzi0SjHDMtFdu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/04X5V1fARpzi0SjHDMtFdu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04X5V1fARpzi0SjHDMtFdu.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc0fe1267e075f1906f86a062d67d12770370ad3c4b0922537aeda08684f3adb7","isrc":"KRB472301804","name":"My Palace","registered_at":"2026-06-05T14:39:15Z","spotify_id":"04X5V1fARpzi0SjHDMtFdu","type":"track"}

Aliens
type: MusicRecording
duration: PT3M0S
duration ms: 180826
explicit: false
by artist: CHUU
in album: Howl
  type: MusicAlbum
  date published: 2023-10-18
isrc code: KRB472301805
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:43:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f8ba3085293df4147a0b510ad31e663cd851643242a76e9c5ff82e1627560bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1FS27YH6ra3pkwNDnIHIfa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FS27YH6ra3pkwNDnIHIfa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0f8ba3085293df4147a0b510ad31e663cd851643242a76e9c5ff82e1627560bc. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1FS27YH6ra3pkwNDnIHIfa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FS27YH6ra3pkwNDnIHIfa.
  date published: 2026-06-13T17:25:41Z

Hitchhiker
type: MusicRecording
duration: PT3M5S
duration ms: 185453
explicit: false
by artist: CHUU
in album: Howl
  type: MusicAlbum
  date published: 2023-10-18
isrc code: KRB472301806
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T01:18:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd15313460d0a7c12099c1c405c9993231569a0e19f35452374cea8ee28689163
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0hdTPwfYuseUTwpJ9bg04B.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hdTPwfYuseUTwpJ9bg04B
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xd15313460d0a7c12099c1c405c9993231569a0e19f35452374cea8ee28689163. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0hdTPwfYuseUTwpJ9bg04B.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hdTPwfYuseUTwpJ9bg04B.
  date published: 2026-06-13T17:25:41Z

Our Night is more beautiful than your Day
type: MusicRecording
duration: PT3M19S
duration ms: 199320
explicit: false
by artist: CHUU
in album: Our Night is more beautiful than your Day
  type: MusicAlbum
  date published: 2023-08-02
isrc code: KRA252301482
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T13:55:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0SXsRcuTaWZAg6QyDhncpY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SXsRcuTaWZAg6QyDhncpY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde","isrc":"KRA252301482","name":"Our Night is more beautiful than your Day","registered_at":"2026-06-09T13:55:48Z","spotify_id":"0SXsRcuTaWZAg6QyDhncpY","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0SXsRcuTaWZAg6QyDhncpY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SXsRcuTaWZAg6QyDhncpY.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x67ae12a79041b7ab8823575772e206e821adb5a350cf8dc7ebdb2af075231bde","isrc":"KRA252301482","name":"Our Night is more beautiful than your Day","registered_at":"2026-06-09T13:55:48Z","spotify_id":"0SXsRcuTaWZAg6QyDhncpY","type":"track"}

Our Night is more beautiful than your Day - Instrumental
type: MusicRecording
duration: PT3M19S
duration ms: 199320
explicit: false
by artist: CHUU
in album: Our Night is more beautiful than your Day
  type: MusicAlbum
  date published: 2023-08-02
isrc code: KRA252301483

Let's Love
type: MusicRecording
duration: PT3M40S
duration ms: 220400
explicit: false
by artist: CHUU
by artist: KIM YO HAN
in album: Let's Love
  type: MusicAlbum
  date published: 2023-02-23
isrc code: KRMIM2333684
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T09:19:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6h5ORMFWElwmVjCYWxZosK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6h5ORMFWElwmVjCYWxZosK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0","isrc":"KRMIM2333684","name":"Let's Love","registered_at":"2026-06-08T09:19:00Z","spotify_id":"6h5ORMFWElwmVjCYWxZosK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6h5ORMFWElwmVjCYWxZosK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6h5ORMFWElwmVjCYWxZosK.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0b6e362eb4d1b89b56dba5be40885093728ebc78c184b8f0f0af9eedf552abf0","isrc":"KRMIM2333684","name":"Let's Love","registered_at":"2026-06-08T09:19:00Z","spotify_id":"6h5ORMFWElwmVjCYWxZosK","type":"track"}

Let's Love - Instrumental
type: MusicRecording
duration: PT3M40S
duration ms: 220400
explicit: false
by artist: CHUU
by artist: KIM YO HAN
in album: Let's Love
  type: MusicAlbum
  date published: 2023-02-23
isrc code: KRMIM2333685