HYNN
type: MusicGroup
genre: k-ballad
description: Park Hye-won (; born January 15, 1998), also known by the stage name Hynn (; stylised in all caps), is a South Korean singer and songwriter. She was a contestant in Superstar K 2016, where she finishe
popularity: 41
followers: 49445
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
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  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
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  date published: 2026-06-12T19:24:56Z
album: Superstar K 2016 Top7
  type: MusicAlbum
  date published: 2016-11-25
album: Superstar K 2016 TOP7
  type: MusicAlbum
  date published: 2016-11-25
album: I loved you
  type: MusicAlbum
  date published: 2017-03-13
album: Rain after breakup
  type: MusicAlbum
  date published: 2017-05-02
album: 사의찬미 OST Part.3
  type: MusicAlbum
  date published: 2018-12-04
album: LET ME OUT
  type: MusicAlbum
  date published: 2018-12-28
album: The Lonely Bloom Stands Alone
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  date published: 2019-03-31
  track: Ballade for Spring (With NILE)
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      date published: 2019-03-31
    genre: k-ballad
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    additional property: OTSVerifyInstructions
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      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
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      date published: 2026-07-03T00:42:11Z
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album: Bad Love
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    additional property: OTSVerifyInstructions
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      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
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      date published: 2026-07-15T00:21:05Z
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  track: Last Train
album: When I tell you goodbye
album: [Vol.57] You Hee yul's Sketchbook : 34th Voice 'Sketchbook X HYNN'
album: [Vol.58] You Hee yul's Sketchbook : 34th Voice 'Sketchbook X HYNN'
album: Just Do This One Time
album: TALE OF THE NINE TAILED (Original Television Soundtrack), Pt. 6
album: Tale of the Nine Tailed (Original Television Soundtrack), Pt. 6
album: With and Without You
album: Weekends without you (Duet with Kim Jae Hwan)
album: Begin Again Open MIC EPISODE. 16
album: Begin Again Open Mic Episode.16
album: HOSPITAL PLAYLIST Season2, Pt. 11 (Original Television Soundtrack)
album: I Wish
album: To You
album: 그런일은
album: Begin Again Open Mic Episode.22
album: We Should've Been Friends
album: Hidden Singer7 - Episode. 6
album: The Story of Us
album: First of all
album: Heaven
album: KING THE LAND (Original Television Soundtrack), Pt.6
album: EUROPA
album: SUMMER HAZE
album: As Autumn Brings Cold Wind
album: [THE SEASONS VolⅡ. 9] <AKMU's Long day Long night> ReːWake x HYNN
album: Doctor Slump (Original Television Soundtrack) Pt.2
album: ドクタースランプ オリジナル・サウンドトラック Part.2
album: Nothing Uncovered, Pt. 1 (Original Soundtrack)
album: Glowing Light
album: GO FOR IT
album: Sunset Song
album: The Fiery Priest 2 (Original Soundtrack) Part.1
album: If It Were Me
album: Longing For The One I Lost
album: Unspoken Goodbye
album: GOOD BOY (Original Television Soundtrack), Pt. 3
album: グッドボーイ オリジナル・サウンドトラック Part.3
album: Wind that blows
track: Without You (With. HYNN)
track: Not alone

Without You (With. HYNN)
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explicit: false
by artist: KIM JAE HWAN
by artist: HYNN
in album: Change
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genre: soundtrack
genre: k-ballad
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Without You (With. HYNN)
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Not alone
type: MusicRecording
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explicit: false
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in album: Doctor Slump (Original Television Soundtrack)
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Not alone
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Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
type: PropertyValue
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Mode Name
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Last Train
type: MusicRecording
duration: PT4M39S
duration ms: 279896
explicit: false
by artist: HYNN
in album: Bad Love
  type: MusicAlbum
  date published: 2019-11-12
genre: k-ballad
isrc code: KRA381904776
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb241bd55210bf352db2309d900992963f756e9833a69dd87c93f9cf6ae36ad47. Chain 2 (Bitcoin): anchored in block 957750 (2026-07-12T20:39:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA381904776.
  date published: 2026-07-12T20:39:38Z
audio: Last Train
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When I tell you goodbye
type: MusicAlbum
date published: 2020-03-31
track: The flower from where you passed
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  additional property: OTSVerifyInstructions
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    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
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Colors of my dream (Feat. 20)
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[Vol.57] You Hee yul's Sketchbook : 34th Voice 'Sketchbook X HYNN'
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[Vol.58] You Hee yul's Sketchbook : 34th Voice 'Sketchbook X HYNN'
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Just Do This One Time
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TALE OF THE NINE TAILED (Original Television Soundtrack), Pt. 6
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Tale of the Nine Tailed (Original Television Soundtrack), Pt. 6
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With and Without You
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Weekends without you (Duet with Kim Jae Hwan)
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Begin Again Open MIC EPISODE. 16
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Begin Again Open Mic Episode.16
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Begin Again Open MIC EPISODE. 16
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HOSPITAL PLAYLIST Season2, Pt. 11 (Original Television Soundtrack)
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I Wish
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To You
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    date published: 2026-07-21T04:41:27Z
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그런일은
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Begin Again Open Mic Episode.22
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그런일은
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We Should've Been Friends
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Hidden Singer7 - Episode. 6
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  subject of: OpenTimestamps Proof of Existence
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The Story of Us
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-12T21:26:22Z
  audio: The Story of Us
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First of all
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-21T04:58:13Z
  audio: Sweet Love (Feat. Yangpa)
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    date published: 2026-07-19T07:14:39Z
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track: RUN
track: The Story of Us
track: No More Goodbyes

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OpenTimestamps Proof of Existence
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date published: 2026-07-04T22:48:52Z

My Love (Duet. Car, the garden) (Remastered)
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RUN
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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 0x40d6d86789fc18602b4cdaedbc9f3d865824458cdaf55327db253b75697e72a7. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-15T23:25:50Z), 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/KRA382207668.
  date published: 2026-07-15T23:25:50Z
audio: The Story of Us
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.021
  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: 0.419
  additional property: Energy
    type: PropertyValue
    value: 0.341
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.813
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.408
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.286
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

No More Goodbyes
type: MusicRecording
duration: PT3M17S
duration ms: 197173
explicit: false
by artist: HYNN
in album: First of all
  type: MusicAlbum
  date published: 2022-11-23
genre: k-ballad
isrc code: KRA382208538
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T04:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x571e303cb56cf0e2bfe6144315aaae93fd030db7c40754dcba9cf1e80409b4fe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958504
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958504
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382208538
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T05:41:32Z
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 0x571e303cb56cf0e2bfe6144315aaae93fd030db7c40754dcba9cf1e80409b4fe. Chain 2 (Bitcoin): anchored in block 958504 (2026-07-18T05:41:32Z), 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/KRA382208538.
  date published: 2026-07-18T05:41:32Z
audio: No More Goodbyes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.007
  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: 0.849
  additional property: Energy
    type: PropertyValue
    value: 0.216
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.896
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.099
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.903
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Heaven
type: MusicAlbum
date published: 2023-05-14

KING THE LAND (Original Television Soundtrack), Pt.6
type: MusicAlbum
date published: 2023-07-15
track: You Are My - Inst.
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181680
  explicit: false
  by artist: HYNN
  in album: KING THE LAND (Original Television Soundtrack), Pt.6
    type: MusicAlbum
    date published: 2023-07-15
  genre: k-ballad
  isrc code: KRMIM2370364
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T20:06:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x418efc72a0d092fcaa211d8aae79b570f4e8fe2ffb925a9729345ca54b4f6c73
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957750
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957750
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRMIM2370364
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-12T20:39:38Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x418efc72a0d092fcaa211d8aae79b570f4e8fe2ffb925a9729345ca54b4f6c73. Chain 2 (Bitcoin): anchored in block 957750 (2026-07-12T20:39:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRMIM2370364.
    date published: 2026-07-12T20:39:38Z
  audio: You Are My - Inst.
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.072
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.38
    additional property: Energy
      type: PropertyValue
      value: 0.272
    additional property: Speechiness
      type: PropertyValue
      value: 0.035
    additional property: Acousticness
      type: PropertyValue
      value: 0.513
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.801
    additional property: Liveness
      type: PropertyValue
      value: 0.127
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.046
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.779
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

EUROPA
type: MusicAlbum
date published: 2023-07-24
track: EUROPA
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171901
  explicit: false
  by artist: HYNN
  in album: EUROPA
    type: MusicAlbum
    date published: 2023-07-24
  genre: k-ballad
  isrc code: KRA382318696
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T22:54:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0ed24366c9be0b8d07ba0186870dffd5c7b85c593c715feb68f34a3a28f1302a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958079
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958079
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382318696
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T00:21:05Z
  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 0x0ed24366c9be0b8d07ba0186870dffd5c7b85c593c715feb68f34a3a28f1302a. Chain 2 (Bitcoin): anchored in block 958079 (2026-07-15T00:21:05Z), 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/KRA382318696.
    date published: 2026-07-15T00:21:05Z
  audio: EUROPA
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.068
    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: 0.492
    additional property: Energy
      type: PropertyValue
      value: 0.796
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.152
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.255
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.373
    additional property: Loudness (dB)
      type: PropertyValue
      value: -1.448
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

SUMMER HAZE
type: MusicAlbum
date published: 2023-08-10
track: EUROPA
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171901
  explicit: false
  by artist: HYNN
  in album: SUMMER HAZE
    type: MusicAlbum
    date published: 2023-08-10
  genre: k-ballad
  isrc code: KRA382318696
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0ed24366c9be0b8d07ba0186870dffd5c7b85c593c715feb68f34a3a28f1302a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958828
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958828
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382318696
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:53:49Z
  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 0x0ed24366c9be0b8d07ba0186870dffd5c7b85c593c715feb68f34a3a28f1302a. Chain 2 (Bitcoin): anchored in block 958828 (2026-07-20T07:53:49Z), 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/KRA382318696.
    date published: 2026-07-20T07:53:49Z
  audio: EUROPA
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.068
    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: 0.492
    additional property: Energy
      type: PropertyValue
      value: 0.796
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.152
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.255
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.373
    additional property: Loudness (dB)
      type: PropertyValue
      value: -1.448
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: GRAND BLUE
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280000
  explicit: false
  by artist: HYNN
  in album: SUMMER HAZE
    type: MusicAlbum
    date published: 2023-08-10
  genre: k-ballad
  isrc code: KRA382318697
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T14:11:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7ef3604d17e472df24207d8f9b185ea3ce266ee40995523d978d99dc2f184ece
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958563
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958563
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382318697
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T14:29:03Z
  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 0x7ef3604d17e472df24207d8f9b185ea3ce266ee40995523d978d99dc2f184ece. Chain 2 (Bitcoin): anchored in block 958563 (2026-07-18T14:29:03Z), 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/KRA382318697.
    date published: 2026-07-18T14:29:03Z
  audio: GRAND BLUE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.065
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.53
    additional property: Energy
      type: PropertyValue
      value: 0.603
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.312
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.351
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.407
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.049
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Josee
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192693
  explicit: false
  by artist: HYNN
  in album: SUMMER HAZE
    type: MusicAlbum
    date published: 2023-08-10
  genre: k-ballad
  isrc code: KRA382318698
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T01:08:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x95c0c9cb4ef76f940edf5b0ba3f32ce4edfdad3873a13650774b1bfc5fff28b3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956425
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956425
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382318698
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Josee
track: BLUE BIRD

OTSTimestamp
type: PropertyValue
value: 2026-07-03T01:28:11Z

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 0x95c0c9cb4ef76f940edf5b0ba3f32ce4edfdad3873a13650774b1bfc5fff28b3. Chain 2 (Bitcoin): anchored in block 956425 (2026-07-03T01:28:11Z), 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/KRA382318698.
date published: 2026-07-03T01:28:11Z

Josee
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 132.361
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: 0.424
additional property: Energy
  type: PropertyValue
  value: 0.369
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.713
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.342
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.363
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.583
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

BLUE BIRD
type: MusicRecording
duration: PT4M37S
duration ms: 277000
explicit: false
by artist: HYNN
in album: SUMMER HAZE
  type: MusicAlbum
  date published: 2023-08-10
genre: k-ballad
isrc code: KRA382318699
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T16:49:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb7be574a2437f3b9a231ebfcbac7830ff8b0625688b760b1ff96261decd726f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956728
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382318699
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T01:43:49Z
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
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As Autumn Brings Cold Wind
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    date published: 2026-07-14T22:45:25Z
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[THE SEASONS VolⅡ. 9] <AKMU's Long day Long night> ReːWake x HYNN
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Doctor Slump (Original Television Soundtrack) Pt.2
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-15T00:21:05Z
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ドクタースランプ オリジナル・サウンドトラック Part.2
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Nothing Uncovered, Pt. 1 (Original Soundtrack)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-15T15:55:19Z
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Glowing Light
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    date published: 2026-07-22T10:01:58Z
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GO FOR IT
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Sunset Song
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The Fiery Priest 2 (Original Soundtrack) Part.1
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If It Were Me
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Longing For The One I Lost
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Unspoken Goodbye
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    date published: 2026-07-15T10:17:43Z
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  audio: Glowing Light
track: 大人になっていくかも
track: 粉紅的天空

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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 0x4a492fecea1d4d9799835a0d64fad21da43b7c8f94bff2cececccd5027a55842. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/KRA382403484.
date published: 2026-07-03T08:56:35Z

Glowing Light
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 142.683
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.516
additional property: Energy
  type: PropertyValue
  value: 0.543
additional property: Speechiness
  type: PropertyValue
  value: 0.033
additional property: Acousticness
  type: PropertyValue
  value: 0.516
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.136
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.406
additional property: Loudness (dB)
  type: PropertyValue
  value: -3.466
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

大人になっていくかも
type: MusicRecording
duration: PT3M44S
duration ms: 224426
explicit: false
by artist: HYNN
in album: Unspoken Goodbye
  type: MusicAlbum
  date published: 2025-01-15
genre: k-ballad
isrc code: KRA382500245
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T05:20:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c05be1a0ac770718a449b31d267fca30e9a7f7b4f5b2fffd038861fc44326d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956474
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956474
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA382500245
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T08:56:35Z
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 0x0c05be1a0ac770718a449b31d267fca30e9a7f7b4f5b2fffd038861fc44326d0. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/KRA382500245.
  date published: 2026-07-03T08:56:35Z
audio: 大人になっていくかも
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.22
  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: 0.412
  additional property: Energy
    type: PropertyValue
    value: 0.587
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.177
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.29
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.269
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.322
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

粉紅的天空
type: MusicRecording
duration: PT3M44S
duration ms: 224426
explicit: false
by artist: HYNN
in album: Unspoken Goodbye
  type: MusicAlbum
  date published: 2025-01-15
genre: k-ballad
isrc code: KRA382500246
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T22:27:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5cf3d89afb74f14a29717076902cfa8d938aad614fdae9a637a7c2549fec0a0d
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/KRA382500246
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 0x5cf3d89afb74f14a29717076902cfa8d938aad614fdae9a637a7c2549fec0a0d. 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/KRA382500246.
  date published: 2026-07-04T11:19:20Z
audio: 粉紅的天空
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.021
  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: 0.451
  additional property: Energy
    type: PropertyValue
    value: 0.592
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.269
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.367
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.351
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.234
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

GOOD BOY (Original Television Soundtrack), Pt. 3
type: MusicAlbum
date published: 2025-06-14

グッドボーイ オリジナル・サウンドトラック Part.3
type: MusicAlbum
date published: 2025-06-18

Wind that blows
type: MusicAlbum
date published: 2025-10-01