Song Youjin
type: MusicGroup
popularity: 17
followers: 1408
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x126bff81155e7b4e472fefcfbd3d533fb42103a9ce9e97545b6c8f55aa6785da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953807
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953807
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f15e51a4-4cb9-4f2c-b319-a7a62f63b010.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f15e51a4-4cb9-4f2c-b319-a7a62f63b010.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f15e51a4-4cb9-4f2c-b319-a7a62f63b010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T16:39:18Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x126bff81155e7b4e472fefcfbd3d533fb42103a9ce9e97545b6c8f55aa6785da","name":"Song Youjin","registered_at":"2026-06-15T05:52:23Z","symbol":"NIM0702145","token_address":"0x6912ecc9209102a2b771b93edf04c6616d5f849d","type":"artist","uuid":"f15e51a4-4cb9-4f2c-b319-a7a62f63b010"}
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 0x126bff81155e7b4e472fefcfbd3d533fb42103a9ce9e97545b6c8f55aa6785da. Chain 2 (Bitcoin): anchored in block 953807 (2026-06-15T16:39:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f15e51a4-4cb9-4f2c-b319-a7a62f63b010.json and https://artists.proofprofile.net/proofs/artist/f15e51a4-4cb9-4f2c-b319-a7a62f63b010.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T16:39:18Z
  text: {"copyright_id":"0x126bff81155e7b4e472fefcfbd3d533fb42103a9ce9e97545b6c8f55aa6785da","name":"Song Youjin","registered_at":"2026-06-15T05:52:23Z","symbol":"NIM0702145","token_address":"0x6912ecc9209102a2b771b93edf04c6616d5f849d","type":"artist","uuid":"f15e51a4-4cb9-4f2c-b319-a7a62f63b010"}
album: WE KID (Original Television Soundtrack), Pt. 2
  type: MusicAlbum
  date published: 2016-02-26
album: 예수님만 의지해요
  type: MusicAlbum
  date published: 2019-02-01
album: 1 Year
  type: MusicAlbum
  date published: 2020-11-01
album: Young Lady And Gentleman (Original Television Soundtrack) Pt.1
  type: MusicAlbum
  date published: 2021-10-03
album: Now, We Are Breaking Up (Original Television Soundtrack), Pt. 5
  type: MusicAlbum
  date published: 2021-11-26
  track: I Miss You
    type: MusicRecording
    duration: PT4M12S
    duration ms: 252760
    explicit: false
    by artist: Song Youjin
    in album: Now, We Are Breaking Up (Original Television Soundtrack), Pt. 5
      type: MusicAlbum
      date published: 2021-11-26
    isrc code: KRMIM2163281
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T18:20:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6735dfddbc71c403ba83528d84bfdfe54b24fc1401dff6a74eac414157a9c339
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957747
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957747
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRMIM2163281
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T19:35:06Z
    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 0x6735dfddbc71c403ba83528d84bfdfe54b24fc1401dff6a74eac414157a9c339. Chain 2 (Bitcoin): anchored in block 957747 (2026-07-12T19:35:06Z), 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/KRMIM2163281.
      date published: 2026-07-12T19:35:06Z
    audio: I Miss You
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 123.44
      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: 0.295
      additional property: Energy
        type: PropertyValue
        value: 0.293
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.422
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.102
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.119
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.308
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Once Upon a Small Town (Original Television Soundtrack), Pt.4
  type: MusicAlbum
  date published: 2022-09-27
album: Puppy love
  type: MusicAlbum
  date published: 2025-09-14
  track: Puppy love
    type: MusicRecording
    duration: PT3M16S
    duration ms: 196285
    explicit: false
    by artist: Song Youjin
    in album: Puppy love
      type: MusicAlbum
      date published: 2025-09-14
    isrc code: KSA002501908
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T04:08:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5ce59b41da6d8e5b3e2ab2186773a1e19ac98513ec89f5119026f2a33f7c83c2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956891
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956891
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KSA002501908
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T07:16:32Z
    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 0x5ce59b41da6d8e5b3e2ab2186773a1e19ac98513ec89f5119026f2a33f7c83c2. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/KSA002501908.
      date published: 2026-07-06T07:16:32Z
    audio: Puppy love
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 139.769
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.559
      additional property: Energy
        type: PropertyValue
        value: 0.57
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Speechiness
type: PropertyValue
value: 0.03

Acousticness
type: PropertyValue
value: 0.469

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.135

Valence (Positivity)
type: PropertyValue
value: 0.328

Loudness (dB)
type: PropertyValue
value: -7.031

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major