Kai
type: MusicGroup
popularity: 28
followers: 2586
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c9a19cd315437f97ccdf2b4c4174a1f679e7a8af40b2618c989dd167ceea4b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7ca97cef-1e98-4ff4-85fd-2a87a4774073.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7ca97cef-1e98-4ff4-85fd-2a87a4774073.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7ca97cef-1e98-4ff4-85fd-2a87a4774073
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
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 0x4c9a19cd315437f97ccdf2b4c4174a1f679e7a8af40b2618c989dd167ceea4b9. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7ca97cef-1e98-4ff4-85fd-2a87a4774073.json and https://artists.proofprofile.net/proofs/artist/7ca97cef-1e98-4ff4-85fd-2a87a4774073.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
album: I Am Kai
  type: MusicAlbum
  date published: 2011-01-01
album: In The Name Of Love (Japanese Version)
  type: MusicAlbum
  date published: 2012-01-01
album: First Christmas
  type: MusicAlbum
  date published: 2013-12-16
album: World Harmony by Choir
  type: MusicAlbum
  date published: 2014-04-02
album: KAI in ITALY
  type: MusicAlbum
  date published: 2014-10-15
album: SECOND CHRISTMAS
  type: MusicAlbum
  date published: 2015-12-03
album: 모두 사랑인걸
  type: MusicAlbum
  date published: 2016-10-10
album: 뮤지컬 몬테크리스토(2016) (Original Musical Soundtrack) - 언제나 그대 곁에
  type: MusicAlbum
  date published: 2016-12-01
album: Musical MONTE CHRISTO (2016)
  type: MusicAlbum
  date published: 2016-12-01
  track: I Will Be There
    type: MusicRecording
    duration: PT4M53S
    duration ms: 293973
    explicit: false
    by artist: Kai
    in album: Musical MONTE CHRISTO (2016)
      type: MusicAlbum
      date published: 2016-12-01
    isrc code: QZEKE1929419
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T05:00:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb1a1d9d97bf2d714e8c211b318dbb6ac3fe4fda16eb2e0ebb1a40cfe053de7c0
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958544
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZEKE1929419
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    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 0xb1a1d9d97bf2d714e8c211b318dbb6ac3fe4fda16eb2e0ebb1a40cfe053de7c0. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/QZEKE1929419.
      date published: 2026-07-18T12:14:37Z
    audio: I Will Be There
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.993
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.305
      additional property: Energy
        type: PropertyValue
        value: 0.527
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.63
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.106
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.135
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.549
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Musical PHANTOM 2018
  type: MusicAlbum
  date published: 2018-11-29
album: Musical PHANTOM 2018 Home
  type: MusicAlbum
  date published: 2019-01-17
album: Tiny Square, The First Story
  type: MusicAlbum
  date published: 2019-10-03
album: Kai In Korea
  type: MusicAlbum
  date published: 2019-10-29
album: Musical Rebecca 2019 Kai
  type: MusicAlbum
  date published: 2020-02-11
  track: Gott, warum? - Korean Version
    type: MusicRecording
    duration: PT2M20S
    duration ms: 140903
    explicit: false
    by artist: Kai
    in album: Musical Rebecca 2019 Kai
      type: MusicAlbum
      date published: 2020-02-11
    isrc code: KRUM72000324
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T06:37:52+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x79c320f4d7d944115fafb9a8c1fafb22e6400511239f193469f3abb58e1d8c52
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958689
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958689
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72000324
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:11:11Z
    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 0x79c320f4d7d944115fafb9a8c1fafb22e6400511239f193469f3abb58e1d8c52. Chain 2 (Bitcoin): anchored in block 958689 (2026-07-19T07:11:11Z), 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/KRUM72000324.
      date published: 2026-07-19T07:11:11Z
    audio: Gott, warum? - Korean Version
album: Lean On Me
album: Pretty You (From “Kai Essay” Soundtrack)
album: Musical 'Excalibur' 2021
album: KAI ON MUSICAL
album: Soulmate
album: My Dearest (Original Television Soundtrack), Pt.1
album: In The Head
album: Where In The World
album: 愛こそ残酷 ～LOVE IS CRUEL～

Gott, warum? - Korean Version
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 97.004
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: 0.354
additional property: Energy
  type: PropertyValue
  value: 0.682
additional property: Speechiness
  type: PropertyValue
  value: 0.041
additional property: Acousticness
  type: PropertyValue
  value: 0.408
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.139
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.52
additional property: Loudness (dB)
  type: PropertyValue
  value: -5.175
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

Lean On Me
type: MusicAlbum
date published: 2020-02-14

Pretty You (From “Kai Essay” Soundtrack)
type: MusicAlbum
date published: 2021-06-28

Musical 'Excalibur' 2021
type: MusicAlbum
date published: 2021-11-04

KAI ON MUSICAL
type: MusicAlbum
date published: 2022-08-16
track: Hell To Your Doorstep
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179560
  explicit: false
  by artist: Kai
  in album: KAI ON MUSICAL
    type: MusicAlbum
    date published: 2022-08-16
  isrc code: KRUM72200396
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T04:11:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xda8d9699a67c3f3a07824f3ec2cbcc37764ebd7d3ed18344620e8362f7e5e3f0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958823
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958823
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72200396
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:08:56Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda8d9699a67c3f3a07824f3ec2cbcc37764ebd7d3ed18344620e8362f7e5e3f0. Chain 2 (Bitcoin): anchored in block 958823 (2026-07-20T07:08:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72200396.
    date published: 2026-07-20T07:08:56Z
  audio: Hell To Your Doorstep
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 158.894
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.299
    additional property: Energy
      type: PropertyValue
      value: 0.931
    additional property: Speechiness
      type: PropertyValue
      value: 0.241
    additional property: Acousticness
      type: PropertyValue
      value: 0.28
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.169
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.524
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.325
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: I Am The Monster
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298969
  explicit: false
  by artist: Kai
  in album: KAI ON MUSICAL
    type: MusicAlbum
    date published: 2022-08-16
  isrc code: KRUM72200404
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T19:25:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x86f206d05955a9a4581a386f0398b29637365e1dab1c64aa2526a3e891928d92
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958931
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958931
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72200404
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T21:15:01Z
  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 0x86f206d05955a9a4581a386f0398b29637365e1dab1c64aa2526a3e891928d92. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/KRUM72200404.
    date published: 2026-07-20T21:15:01Z
  audio: I Am The Monster
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 74.63
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.214
    additional property: Energy
      type: PropertyValue
      value: 0.399
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.551
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.137
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.087
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.567
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: In Your Dreams - Korean Version
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259786
  explicit: false
  by artist: Kai
  in album: KAI ON MUSICAL
    type: MusicAlbum
    date published: 2022-08-16
  isrc code: KRUM72200406
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T14:44:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbca2f84cc75055df21a5cb6d52d0d3c5279dbbbdd471d761f35f364eb15ab935
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958901
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958901
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72200406
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: In Your Dreams - Korean Version
track: This Is The Moment - Korean Version

OTSTimestamp
type: PropertyValue
value: 2026-07-20T17:47:00Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbca2f84cc75055df21a5cb6d52d0d3c5279dbbbdd471d761f35f364eb15ab935. Chain 2 (Bitcoin): anchored in block 958901 (2026-07-20T17:47:00Z), 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/KRUM72200406.
date published: 2026-07-20T17:47:00Z

In Your Dreams - Korean Version
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 77.414
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 3
additional property: Danceability
  type: PropertyValue
  value: 0.252
additional property: Energy
  type: PropertyValue
  value: 0.518
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.452
additional property: Instrumentalness
  type: PropertyValue
  value: 0.063
additional property: Liveness
  type: PropertyValue
  value: 0.134
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.176
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.622
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

This Is The Moment - Korean Version
type: MusicRecording
duration: PT2M56S
duration ms: 176840
explicit: false
by artist: Kai
in album: KAI ON MUSICAL
  type: MusicAlbum
  date published: 2022-08-16
isrc code: KRUM72200415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T07:09:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7702528a9e85008bd03501206dc4489f9f28c1e57fbf3e26503fe20d732ed633
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958985
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958985
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72200415
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T08:39:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7702528a9e85008bd03501206dc4489f9f28c1e57fbf3e26503fe20d732ed633. Chain 2 (Bitcoin): anchored in block 958985 (2026-07-21T08:39:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72200415.
  date published: 2026-07-21T08:39:15Z
audio: This Is The Moment - Korean Version
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 172.876
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.21
  additional property: Energy
    type: PropertyValue
    value: 0.591
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.6
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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Soulmate
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My Dearest (Original Television Soundtrack), Pt.1
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In The Head
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Where In The World
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愛こそ残酷 ～LOVE IS CRUEL～
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date published: 2025-07-23

愛こそ残酷 ～LOVE IS CRUEL～
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date published: 2025-07-23

愛こそ残酷 ～LOVE IS CRUEL～
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date published: 2025-07-23