Ken Quach
type: MusicGroup
genre: v-pop
popularity: 15
followers: 62
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf1da41e16cd8e3336dda86b640a7b8492f2d9dc2f81a26c244c2a2b3a5d55ce8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953633
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953633
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/33522cbe-4c4a-4554-9699-fba72c664377.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/33522cbe-4c4a-4554-9699-fba72c664377.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/33522cbe-4c4a-4554-9699-fba72c664377
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T12:47:11Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf1da41e16cd8e3336dda86b640a7b8492f2d9dc2f81a26c244c2a2b3a5d55ce8","name":"Ken Quach","registered_at":"2026-06-14T09:52:36Z","symbol":"NIM0415826","token_address":"0xdf103ca4d2dfceb7f1558ef3455239450d3645d3","type":"artist","uuid":"33522cbe-4c4a-4554-9699-fba72c664377"}
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 0xf1da41e16cd8e3336dda86b640a7b8492f2d9dc2f81a26c244c2a2b3a5d55ce8. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/33522cbe-4c4a-4554-9699-fba72c664377.json and https://artists.proofprofile.net/proofs/artist/33522cbe-4c4a-4554-9699-fba72c664377.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T12:47:11Z
  text: {"copyright_id":"0xf1da41e16cd8e3336dda86b640a7b8492f2d9dc2f81a26c244c2a2b3a5d55ce8","name":"Ken Quach","registered_at":"2026-06-14T09:52:36Z","symbol":"NIM0415826","token_address":"0xdf103ca4d2dfceb7f1558ef3455239450d3645d3","type":"artist","uuid":"33522cbe-4c4a-4554-9699-fba72c664377"}
album: Một Bóng Mình Ta
  type: MusicAlbum
  date published: 2025-09-10
album: Cõi Tạm
  type: MusicAlbum
  date published: 2025-09-22
album: Em Ghen
  type: MusicAlbum
  date published: 2025-09-23
  track: Em Ghen
    type: MusicRecording
    duration: PT4M20S
    duration ms: 260876
    explicit: false
    by artist: Ken Quach
    in album: Em Ghen
      type: MusicAlbum
      date published: 2025-09-23
    genre: v-pop
    isrc code: QT65W2586913
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T09:02:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6ecfde8b31e1b3f5ec23ecb4981748eaf7638d92046528cba78aadf2ad8aad7c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958444
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958444
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT65W2586913
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:12:23Z
    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 0x6ecfde8b31e1b3f5ec23ecb4981748eaf7638d92046528cba78aadf2ad8aad7c. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/QT65W2586913.
      date published: 2026-07-17T19:12:23Z
    audio: Em Ghen
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 179.766
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.653
      additional property: Energy
        type: PropertyValue
        value: 0.541
      additional property: Speechiness
        type: PropertyValue
        value: 0.042
      additional property: Acousticness
        type: PropertyValue
        value: 0.495
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.098
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.637
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.782
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Say Một Đời Vì Em
  type: MusicAlbum
  date published: 2025-09-23
album: Xin Một Lần
  type: MusicAlbum
  date published: 2025-09-30
  track: Xin Một Lần
    type: MusicRecording
    duration: PT2M42S
    duration ms: 162816
    explicit: false
    by artist: Ken Quach
    in album: Xin Một Lần
      type: MusicAlbum
      date published: 2025-09-30
    genre: v-pop
    isrc code: QT65Y2558441
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T04:58:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa8481701158b55585a9d82f9ea4bde5a7f4e8bb6b96c1f706a5cd5e9748a68e6
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956476
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956476
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT65Y2558441
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T09:04:44Z
    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 0xa8481701158b55585a9d82f9ea4bde5a7f4e8bb6b96c1f706a5cd5e9748a68e6. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/QT65Y2558441.
      date published: 2026-07-03T09:04:44Z
    audio: Xin Một Lần
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 125.044
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.835
      additional property: Energy
        type: PropertyValue
        value: 0.597
      additional property: Speechiness
        type: PropertyValue
        value: 0.039
      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
album: Tâm Giới
album: Thôi Em Nhé
album: Điên
album: Vội
album: Dấu Yêu Tình Đầu
album: Em Thôi Ghen
album: Tình Lính 2
album: Thì Thôi
album: Ta Bà Giới
album: Cũng Lâu Rồi
album: Sám
album: Thì Thôi 2
album: Vì Yêu Dại Khờ
album: Như Chưa Từng Yêu
album: Nếu Đã Hiểu Được Hai Từ Vay Trả
album: Thói Thường
album: Ngày Vui Có Bao Nhiêu
album: Như Chưa Từng Yêu 2
album: Mừng Vợ Người Ta
album: Say Mãi Vì Em
album: Một Bóng Mình Ta 2
album: Vô Tình
album: Mùa Noel Năm Ấy

Acousticness
type: PropertyValue
value: 0.294

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.108

Valence (Positivity)
type: PropertyValue
value: 0.928

Loudness (dB)
type: PropertyValue
value: -11.008

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Minor

Tâm Giới
type: MusicAlbum
date published: 2025-10-01

Thôi Em Nhé
type: MusicAlbum
date published: 2025-10-05

Điên
type: MusicAlbum
date published: 2025-10-10

Vội
type: MusicAlbum
date published: 2025-10-18

Dấu Yêu Tình Đầu
type: MusicAlbum
date published: 2025-10-20

Em Thôi Ghen
type: MusicAlbum
date published: 2025-10-20
track: Em Thôi Ghen
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172885
  explicit: false
  by artist: Ken Quach
  in album: Em Thôi Ghen
    type: MusicAlbum
    date published: 2025-10-20
  genre: v-pop
  isrc code: QT65Z2548879
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T01:34:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbad605f98bb840f07065f40815a84cbd7f9426400abcb51ebbc7d49080b958c4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957788
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957788
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT65Z2548879
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T02:37:37Z
  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 0xbad605f98bb840f07065f40815a84cbd7f9426400abcb51ebbc7d49080b958c4. Chain 2 (Bitcoin): anchored in block 957788 (2026-07-13T02:37:37Z), 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/QT65Z2548879.
    date published: 2026-07-13T02:37:37Z
  audio: Em Thôi Ghen
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 97.997
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.795
    additional property: Energy
      type: PropertyValue
      value: 0.699
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.442
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.002
    additional property: Liveness
      type: PropertyValue
      value: 0.318
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.852
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.622
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Tình Lính 2
type: MusicAlbum
date published: 2025-10-21

Thì Thôi
type: MusicAlbum
date published: 2025-10-25
track: Thì Thôi
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195583
  explicit: false
  by artist: Ken Quach
  in album: Thì Thôi
    type: MusicAlbum
    date published: 2025-10-25
  genre: v-pop
  isrc code: QT6622595454
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T01:18:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7354a5509fe00990badd2601ccd05c5903b2d1b59965dfa3d097003e1e439c03
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957788
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957788
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT6622595454
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T02:37:37Z
  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 0x7354a5509fe00990badd2601ccd05c5903b2d1b59965dfa3d097003e1e439c03. Chain 2 (Bitcoin): anchored in block 957788 (2026-07-13T02:37:37Z), 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/QT6622595454.
    date published: 2026-07-13T02:37:37Z
  audio: Thì Thôi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.973
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.77
    additional property: Energy
      type: PropertyValue
      value: 0.715
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.271
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.079
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.956
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.995
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Ta Bà Giới
type: MusicAlbum
date published: 2025-10-29

Cũng Lâu Rồi
type: MusicAlbum
date published: 2025-10-30

Sám
type: MusicAlbum
date published: 2025-10-30

Thì Thôi 2
type: MusicAlbum
date published: 2025-11-01
track: Thì Thôi 2
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229320
  explicit: false
  by artist: Ken Quach
  in album: Thì Thôi 2
    type: MusicAlbum
    date published: 2025-11-01
  genre: v-pop
  isrc code: QT6622595844
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T20:14:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2bbbc23d1f98da7235bcd704be6aaf9e7f76f47f731c461dbde86e6bebabc306
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958197
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958197
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT6622595844
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T23:15:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bbbc23d1f98da7235bcd704be6aaf9e7f76f47f731c461dbde86e6bebabc306. Chain 2 (Bitcoin): anchored in block 958197 (2026-07-15T23:15:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT6622595844.
    date published: 2026-07-15T23:15:09Z
  audio: Thì Thôi 2
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.039
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.768
    additional property: Energy
      type: PropertyValue
      value: 0.674
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.198
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.232
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.9
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.9
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Vì Yêu Dại Khờ
type: MusicAlbum
date published: 2025-11-05

Như Chưa Từng Yêu
type: MusicAlbum
date published: 2025-11-07

Nếu Đã Hiểu Được Hai Từ Vay Trả
type: MusicAlbum
date published: 2025-11-07
track: Nếu Đã Hiểu Được Hai Từ Vay Trả
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234869
  explicit: false
  by artist: Ken Quach
  in album: Nếu Đã Hiểu Được Hai Từ Vay Trả
    type: MusicAlbum
    date published: 2025-11-07
  genre: v-pop
  isrc code: QT6632530992
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T12:17:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x49d95a443af97cb619a821f543e59bc0a13996b83b94f31ea70b63603478de82
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958880
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958880
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT6632530992
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T15:19:46Z
  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 0x49d95a443af97cb619a821f543e59bc0a13996b83b94f31ea70b63603478de82. Chain 2 (Bitcoin): anchored in block 958880 (2026-07-20T15:19:46Z), 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/QT6632530992.
    date published: 2026-07-20T15:19:46Z
  audio: Nếu Đã Hiểu Được Hai Từ Vay Trả
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 178.042
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.623
    additional property: Energy
      type: PropertyValue
      value: 0.45
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.102
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.252
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.68
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.972
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Thói Thường
type: MusicAlbum
date published: 2025-11-10

Ngày Vui Có Bao Nhiêu
type: MusicAlbum
date published: 2025-11-10

Như Chưa Từng Yêu 2
type: MusicAlbum
date published: 2025-11-10

Mừng Vợ Người Ta
type: MusicAlbum
date published: 2025-11-11

Say Mãi Vì Em
type: MusicAlbum
date published: 2025-11-12

Một Bóng Mình Ta 2
type: MusicAlbum
date published: 2025-11-14

Vô Tình
type: MusicAlbum
date published: 2025-11-14

Mùa Noel Năm Ấy
type: MusicAlbum
date published: 2025-11-15