Thúy Hằng
type: MusicGroup
genre: bolero
genre: vietnamese bolero
genre: v-pop
popularity: 15
followers: 1476
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd4a4282874f146da97b36a0f9dad9b7357f2441c87e3ac98e05af33296c8ca52
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953724
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953724
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8ba75350-a547-4e0e-972f-a37b6c6dc550.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8ba75350-a547-4e0e-972f-a37b6c6dc550.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8ba75350-a547-4e0e-972f-a37b6c6dc550
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T01:43:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd4a4282874f146da97b36a0f9dad9b7357f2441c87e3ac98e05af33296c8ca52","name":"Thúy Hằng","registered_at":"2026-06-14T19:12:03Z","symbol":"NIM0549284","token_address":"0xd909102f8a2eeb95692cd45fc47c901457d06b9c","type":"artist","uuid":"8ba75350-a547-4e0e-972f-a37b6c6dc550"}
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 0xd4a4282874f146da97b36a0f9dad9b7357f2441c87e3ac98e05af33296c8ca52. Chain 2 (Bitcoin): anchored in block 953724 (2026-06-15T01:43:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8ba75350-a547-4e0e-972f-a37b6c6dc550.json and https://artists.proofprofile.net/proofs/artist/8ba75350-a547-4e0e-972f-a37b6c6dc550.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T01:43:13Z
  text: {"copyright_id":"0xd4a4282874f146da97b36a0f9dad9b7357f2441c87e3ac98e05af33296c8ca52","name":"Thúy Hằng","registered_at":"2026-06-14T19:12:03Z","symbol":"NIM0549284","token_address":"0xd909102f8a2eeb95692cd45fc47c901457d06b9c","type":"artist","uuid":"8ba75350-a547-4e0e-972f-a37b6c6dc550"}
album: Thúy Hằng 1 - Mười năm áo tím
  type: MusicAlbum
  date published: 1997-01-01
  track: Mười năm áo tím
    type: MusicRecording
    duration: PT5M24S
    duration ms: 324093
    explicit: false
    by artist: Thúy Hằng
    in album: Thúy Hằng 1 - Mười năm áo tím
      type: MusicAlbum
      date published: 1997-01-01
    genre: bolero
    genre: vietnamese bolero
    genre: v-pop
    isrc code: VNA0F1705027
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T09:50:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x42f571a36090d6b2bec32bf4e3c04ce6afb04d516b217f4fa387098378a5f33f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956776
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956776
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNA0F1705027
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:59:37Z
    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 0x42f571a36090d6b2bec32bf4e3c04ce6afb04d516b217f4fa387098378a5f33f. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/VNA0F1705027.
      date published: 2026-07-05T10:59:37Z
    audio: Mười năm áo tím
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 160.011
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.438
      additional property: Energy
        type: PropertyValue
        value: 0.402
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.251
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.211
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.467
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.203
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Đừng nói yêu tôi
    type: MusicRecording
    duration: PT5M5S
    duration ms: 305040
    explicit: false
    by artist: Thúy Hằng
    in album: Thúy Hằng 1 - Mười năm áo tím
      type: MusicAlbum
      date published: 1997-01-01
    genre: bolero
    genre: vietnamese bolero
    genre: v-pop
    isrc code: VNA0F1705030
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T14:09:52+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8336f3cbd9e7b552b701cf00d88def06dab4edaabbdd573bdc38bd3e6ed9a719
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958430
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958430
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNA0F1705030
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T15:33:28Z
    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 0x8336f3cbd9e7b552b701cf00d88def06dab4edaabbdd573bdc38bd3e6ed9a719. Chain 2 (Bitcoin): anchored in block 958430 (2026-07-17T15:33:28Z), 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/VNA0F1705030.
      date published: 2026-07-17T15:33:28Z
    audio: Đừng nói yêu tôi
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 175.865
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.555
      additional property: Energy
        type: PropertyValue
        value: 0.362
      additional property: Speechiness
        type: PropertyValue
        value: 0.027
      additional property: Acousticness
        type: PropertyValue
        value: 0.447
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Mùa Thu Nhớ Ai (Thúy Hằng 2)
album: Thúy Hằng 3 - Tình thiên thu
album: Thúy Hằng 4 - Tình Buồn trong mưa
album: Giờ Này Anh Ở Đâu (Thúy Hằng 5)
album: Thúy Hằng 6 - Tình xót xa
album: Hoa Mẫu Đơn
album: Công Ơn Cha Mẹ
album: Vọng Cổ Nghĩa Báo Ân
album: Người Yêu Cô Đơn
album: Những Tình Khúc Song Ca Hay Nhất
album: Hai Sắc Hoa Tigon
album: Mùa Đông Cô Đơn
album: Tình Khúc Quê Hương
album: Yêu Người Như Thế Đó
album: Lênh Đênh Phận Buồn
album: Chuyện Đêm Mưa
album: Mai Lỡ Hai Mình Xa Nhau
album: Chờ Người Vào Cuộc Chiến
album: Tình Yêu Trả Lại Trăng Sao
album: Giã Từ
album: Ai Ra Xứ Huế
album: Dấu Chân Kỷ Niệm

Liveness
type: PropertyValue
value: 0.1

Valence (Positivity)
type: PropertyValue
value: 0.332

Loudness (dB)
type: PropertyValue
value: -11.13

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Minor

Mùa Thu Nhớ Ai (Thúy Hằng 2)
type: MusicAlbum
date published: 1997-01-01

Thúy Hằng 3 - Tình thiên thu
type: MusicAlbum
date published: 1998-01-01

Thúy Hằng 4 - Tình Buồn trong mưa
type: MusicAlbum
date published: 1998-01-01

Giờ Này Anh Ở Đâu (Thúy Hằng 5)
type: MusicAlbum
date published: 1999-01-01

Thúy Hằng 6 - Tình xót xa
type: MusicAlbum
date published: 2000-01-01
track: Còn mãi yêu em
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222666
  explicit: false
  by artist: Thúy Hằng
  in album: Thúy Hằng 6 - Tình xót xa
    type: MusicAlbum
    date published: 2000-01-01
  genre: bolero
  genre: vietnamese bolero
  genre: v-pop
  isrc code: VNA0F1705071
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T10:42:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xda149f29affc0ab3b192d896b28b50235702018c39047077dbf38648ba63c55f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958286
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958286
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNA0F1705071
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T12:43:37Z
  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 0xda149f29affc0ab3b192d896b28b50235702018c39047077dbf38648ba63c55f. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/VNA0F1705071.
    date published: 2026-07-16T12:43:37Z
  audio: Còn mãi yêu em
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 154.037
    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: 0.682
    additional property: Energy
      type: PropertyValue
      value: 0.405
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.306
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.13
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.322
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.471
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Hoa Mẫu Đơn
type: MusicAlbum
date published: 2003-01-01

Công Ơn Cha Mẹ
type: MusicAlbum
date published: 2019

Vọng Cổ Nghĩa Báo Ân
type: MusicAlbum
date published: 2019

Người Yêu Cô Đơn
type: MusicAlbum
date published: 2019-01-01

Những Tình Khúc Song Ca Hay Nhất
type: MusicAlbum
date published: 2019-01-01
track: Đoạn tuyệt
  type: MusicRecording
  duration: PT5M19S
  duration ms: 319274
  explicit: false
  by artist: Thúy Hằng
  in album: Những Tình Khúc Song Ca Hay Nhất
    type: MusicAlbum
    date published: 2019-01-01
  genre: bolero
  genre: vietnamese bolero
  genre: v-pop
  isrc code: VNA0F1782641
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T12:21:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4922bdcf0193a7c232eb52708eb442386ac8159a8af8a5f8ad4dc3006cec6ed7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNA0F1782641
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 0x4922bdcf0193a7c232eb52708eb442386ac8159a8af8a5f8ad4dc3006cec6ed7. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/VNA0F1782641.
    date published: 2026-07-05T01:12:41Z
  audio: Đoạn tuyệt
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.959
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.62
    additional property: Energy
      type: PropertyValue
      value: 0.589
    additional property: Speechiness
      type: PropertyValue
      value: 0.026
    additional property: Acousticness
      type: PropertyValue
      value: 0.207
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.274
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.317
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.072
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Hai Sắc Hoa Tigon
type: MusicAlbum
date published: 2019-01-01

Mùa Đông Cô Đơn
type: MusicAlbum
date published: 2023-02-08

Tình Khúc Quê Hương
type: MusicAlbum
date published: 2023-02-16

Yêu Người Như Thế Đó
type: MusicAlbum
date published: 2023-03-17

Lênh Đênh Phận Buồn
type: MusicAlbum
date published: 2023-03-17

Chuyện Đêm Mưa
type: MusicAlbum
date published: 2023-03-17

Mai Lỡ Hai Mình Xa Nhau
type: MusicAlbum
date published: 2023-03-17

Chờ Người Vào Cuộc Chiến
type: MusicAlbum
date published: 2023-03-17

Tình Yêu Trả Lại Trăng Sao
type: MusicAlbum
date published: 2023-03-17

Giã Từ
type: MusicAlbum
date published: 2023-03-17

Ai Ra Xứ Huế
type: MusicAlbum
date published: 2023-03-17

Dấu Chân Kỷ Niệm
type: MusicAlbum
date published: 2025-07-21