UNB
type: MusicGroup
genre: k-pop
popularity: 25
followers: 94880
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20437285783f9499de2d71725c286ae5462c373c88d30916b19e4051b03987aa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c1d668c0-fd89-4f4b-8b8e-e70f91bcb59c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c1d668c0-fd89-4f4b-8b8e-e70f91bcb59c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c1d668c0-fd89-4f4b-8b8e-e70f91bcb59c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20437285783f9499de2d71725c286ae5462c373c88d30916b19e4051b03987aa. 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/c1d668c0-fd89-4f4b-8b8e-e70f91bcb59c.json and https://artists.proofprofile.net/proofs/artist/c1d668c0-fd89-4f4b-8b8e-e70f91bcb59c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: BOYHOOD
  type: MusicAlbum
  date published: 2018-04-07
  track: Ride with me
    type: MusicRecording
    duration: PT3M36S
    duration ms: 216355
    explicit: false
    by artist: UNB
    in album: BOYHOOD
      type: MusicAlbum
      date published: 2018-04-07
    genre: k-pop
    isrc code: KRA341760918
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T23:59:11+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0dca559e6c766ec3d514ae9912a77e8ce156a563c767b86784c8fdd9eff8bdc6
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956634
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956634
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341760918
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T10:04:33Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dca559e6c766ec3d514ae9912a77e8ce156a563c767b86784c8fdd9eff8bdc6. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341760918.
      date published: 2026-07-04T10:04:33Z
    audio: Ride with me
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.152
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.725
      additional property: Energy
        type: PropertyValue
        value: 0.852
      additional property: Speechiness
        type: PropertyValue
        value: 0.078
      additional property: Acousticness
        type: PropertyValue
        value: 0.206
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.151
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.664
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.677
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Rebooting
    type: MusicRecording
    duration: PT3M36S
    duration ms: 216148
    explicit: false
    by artist: UNB
    in album: BOYHOOD
      type: MusicAlbum
      date published: 2018-04-07
    genre: k-pop
    isrc code: KRA341760919
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T05:21:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x95d46abb609e9f649e32c036c5738bace02091b0d1b3f7d90b93f6a728bebc96
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956634
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956634
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341760919
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T10:04:33Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95d46abb609e9f649e32c036c5738bace02091b0d1b3f7d90b93f6a728bebc96. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341760919.
      date published: 2026-07-04T10:04:33Z
    audio: Rebooting
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 91.493
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.688
      additional property: Energy
        type: PropertyValue
        value: 0.697
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.006
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.31
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.28
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.454
      additional property: Key Name
      additional property: Mode Name
album: Sugar Man2, Pt. 17
album: BLACK HEART

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

BOYHOOD
type: MusicAlbum
date published: 2018-04-07

BOYHOOD
type: MusicAlbum
date published: 2018-04-07

Sugar Man2, Pt. 17
type: MusicAlbum
date published: 2018-05-14
track: Maybe
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258334
  explicit: false
  by artist: UNB
  in album: Sugar Man2, Pt. 17
    type: MusicAlbum
    date published: 2018-05-14
  genre: k-pop
  isrc code: KRA341761145
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T10:23:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x723c6a1c9c712467bf898007b3683e1dfa0ba9dd8efe72c517d9b492c2979d00
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957851
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957851
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341761145
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T11:26:33Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x723c6a1c9c712467bf898007b3683e1dfa0ba9dd8efe72c517d9b492c2979d00. Chain 2 (Bitcoin): anchored in block 957851 (2026-07-13T11:26:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341761145.
    date published: 2026-07-13T11:26:33Z
  audio: Maybe
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.419
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.45
    additional property: Energy
      type: PropertyValue
      value: 0.53
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.736
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.096
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.368
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.135
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

BLACK HEART
type: MusicAlbum
date published: 2018-06-28

BLACK HEART
type: MusicAlbum
date published: 2018-06-28
track: After The Rain
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227579
  explicit: false
  by artist: UNB
  in album: BLACK HEART
    type: MusicAlbum
    date published: 2018-06-28
  genre: k-pop
  isrc code: KRA341765839
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T08:34:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x01063fc5b3294a6c2232c5de63b30d29ade09b576d17d52e7f0cffbcdc4d9df6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341765839
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T08:56:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01063fc5b3294a6c2232c5de63b30d29ade09b576d17d52e7f0cffbcdc4d9df6. Chain 2 (Bitcoin): anchored in block 957826 (2026-07-13T08:56:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341765839.
    date published: 2026-07-13T08:56:09Z
  audio: After The Rain
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.839
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.583
    additional property: Energy
      type: PropertyValue
      value: 0.735
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.251
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.367
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.237
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.582
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Moonlight
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218242
  explicit: false
  by artist: UNB
  in album: BLACK HEART
    type: MusicAlbum
    date published: 2018-06-28
  genre: k-pop
  isrc code: KRA341765840
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T00:00:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf1c03daf3bd913a2a743f83f319f9e4c441ff802445cddb0e469606e4641bcd4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341765840
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1c03daf3bd913a2a743f83f319f9e4c441ff802445cddb0e469606e4641bcd4. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA341765840.
    date published: 2026-07-04T11:19:20Z
  audio: Moonlight
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 84.886
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.616
    additional property: Energy
      type: PropertyValue
      value: 0.64
    additional property: Speechiness
      type: PropertyValue
      value: 0.081
    additional property: Acousticness
      type: PropertyValue
      value: 0.139
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.368
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.738
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.875
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

BLACK HEART
type: MusicAlbum
date published: 2018-06-28