52Hz.
type: MusicGroup
genre: thai pop
popularity: 7
followers: 558
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15cf6c2a2d14e7c21e2f60cbea15d5fed438d1d01cb3f42fad4f895ac3e1bf85
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/862094d6-45f1-45df-b339-6f233cf560fe.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/862094d6-45f1-45df-b339-6f233cf560fe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/862094d6-45f1-45df-b339-6f233cf560fe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
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 0x15cf6c2a2d14e7c21e2f60cbea15d5fed438d1d01cb3f42fad4f895ac3e1bf85. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/862094d6-45f1-45df-b339-6f233cf560fe.json and https://artists.proofprofile.net/proofs/artist/862094d6-45f1-45df-b339-6f233cf560fe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
album: แต่ว่า (Wrong)
  type: MusicAlbum
  date published: 2023-05-22
album: เธอไม่ได้อยู่ในวันสำคัญ (Happy Bad Day)
  type: MusicAlbum
  date published: 2023-06-07
album: เมื่อสายไป (Too Late)
  type: MusicAlbum
  date published: 2023-10-20
album: จากนี้ไป (Love Myself)
  type: MusicAlbum
  date published: 2024-03-20
album: ขอบคุณเสมอมา (Thanks)
  type: MusicAlbum
  date published: 2024-07-26
album: วันนี้เธอต้องบอกลา
  type: MusicAlbum
  date published: 2024-10-16
album: เพียงแค่อยากรู้ (Why)
  type: MusicAlbum
  date published: 2025-04-09
  track: เพียงแค่อยากรู้ (Why)
    type: MusicRecording
    duration: PT3M53S
    duration ms: 233010
    explicit: false
    by artist: 52Hz.
    in album: เพียงแค่อยากรู้ (Why)
      type: MusicAlbum
      date published: 2025-04-09
    genre: thai pop
    isrc code: QZGLS2584626
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T00:00:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc097a79ae224694baffb34b37daeb444a827b2d6ae8dd5aff48946efa1f46b37
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957778
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957778
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGLS2584626
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T00:08:48Z
    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 0xc097a79ae224694baffb34b37daeb444a827b2d6ae8dd5aff48946efa1f46b37. Chain 2 (Bitcoin): anchored in block 957778 (2026-07-13T00:08:48Z), 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/QZGLS2584626.
      date published: 2026-07-13T00:08:48Z
    audio: เพียงแค่อยากรู้ (Why)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 136.115
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.465
      additional property: Energy
        type: PropertyValue
        value: 0.392
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.045
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.062
      additional property: Liveness
        type: PropertyValue
        value: 0.104
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.16
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.407
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: คืนสุดท้ายที่คิดถึงเธอ (Last night, I missed you)
  type: MusicAlbum
  date published: 2025-08-05
  track: คืนสุดท้ายที่คิดถึงเธอ (Last night, I missed you)
    type: MusicRecording
    duration: PT5M34S
    duration ms: 334736
    explicit: false
    by artist: 52Hz.
    in album: คืนสุดท้ายที่คิดถึงเธอ (Last night, I missed you)
      type: MusicAlbum
      date published: 2025-08-05
    genre: thai pop
    isrc code: QZNJY2521255
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T00:49:11+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7c470d80e97998126522a3584db7c60cee8b198114da670b52d0dcdca8434841
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957785
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957785
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJY2521255
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T01:55:31Z
    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 0x7c470d80e97998126522a3584db7c60cee8b198114da670b52d0dcdca8434841. Chain 2 (Bitcoin): anchored in block 957785 (2026-07-13T01:55:31Z), 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/QZNJY2521255.
      date published: 2026-07-13T01:55:31Z
    audio: คืนสุดท้ายที่คิดถึงเธอ (Last night, I missed you)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 152.093
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.401
      additional property: Energy
      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

Energy
type: PropertyValue
value: 0.621

Speechiness
type: PropertyValue
value: 0.033

Acousticness
type: PropertyValue
value: 0.313

Instrumentalness
type: PropertyValue
value: 0.008

Liveness
type: PropertyValue
value: 0.059

Valence (Positivity)
type: PropertyValue
value: 0.239

Loudness (dB)
type: PropertyValue
value: -10.188

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major