Loan Châu
type: MusicGroup
genre: vietnamese bolero
genre: v-pop
popularity: 30
followers: 2956
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc75a26df1819212294fc5dbc9e5a5a2173ce538c401a32c407f30fc45b424ca
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f71650cc-ddbe-47f3-94b0-0054b375fe5e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f71650cc-ddbe-47f3-94b0-0054b375fe5e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f71650cc-ddbe-47f3-94b0-0054b375fe5e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfc75a26df1819212294fc5dbc9e5a5a2173ce538c401a32c407f30fc45b424ca","name":"Loan Châu","registered_at":"2026-06-12T13:56:55Z","symbol":"NIM0318259","token_address":"0x727c3e2435a9a980b7c50b2757613f235cd6a177","type":"artist","uuid":"f71650cc-ddbe-47f3-94b0-0054b375fe5e"}
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 → block must exist at that height 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 0xfc75a26df1819212294fc5dbc9e5a5a2173ce538c401a32c407f30fc45b424ca. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f71650cc-ddbe-47f3-94b0-0054b375fe5e.json and https://artists.proofprofile.net/proofs/artist/f71650cc-ddbe-47f3-94b0-0054b375fe5e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xfc75a26df1819212294fc5dbc9e5a5a2173ce538c401a32c407f30fc45b424ca","name":"Loan Châu","registered_at":"2026-06-12T13:56:55Z","symbol":"NIM0318259","token_address":"0x727c3e2435a9a980b7c50b2757613f235cd6a177","type":"artist","uuid":"f71650cc-ddbe-47f3-94b0-0054b375fe5e"}
album: Best of Cha Cha Cha
  type: MusicAlbum
  date published: 1997-01-01
  track: Anh là tia nắng trong em
    type: MusicRecording
    duration: PT4M13S
    duration ms: 253480
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1801995
  track: Mambo Italiano
    type: MusicRecording
    duration: PT2M54S
    duration ms: 174053
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1801996
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T10:36:40+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3d28cea56a47b6bbbc7ebaab1306c126b5d8dee691baaa4fdb7445fb17c7768d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957061
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/957061
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1801996
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-07T16:07:00Z
    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 → block OTSBitcoinBlock must exist at that height 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 0x3d28cea56a47b6bbbc7ebaab1306c126b5d8dee691baaa4fdb7445fb17c7768d. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/QZGCD1801996.
      date published: 2026-07-07T16:07:00Z
  track: Con gái
    type: MusicRecording
    duration: PT4M33S
    duration ms: 273186
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1801997
  track: Em mãi yêu anh
    type: MusicRecording
    duration: PT4M21S
    duration ms: 261493
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1801998
  track: Cô bé u sầu
    type: MusicRecording
    duration: PT3M40S
    duration ms: 220973
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1801999
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-07T05:09:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8496d36486b24abffb82a291f5f9cb730068b9916ec57615bf795ef03f08c444
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957124
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/957124
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1801999
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:53:27Z
    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 → block OTSBitcoinBlock must exist at that height 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 0x8496d36486b24abffb82a291f5f9cb730068b9916ec57615bf795ef03f08c444. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/QZGCD1801999.
      date published: 2026-07-08T03:53:27Z
  track: Sunshine day
    type: MusicRecording
    duration: PT3M50S
    duration ms: 230813
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1802000
  track: Vòng tay người ấy
    type: MusicRecording
    duration: PT3M16S
    duration ms: 196253
    explicit: false
    by artist: Loan Châu
    in album: Best of Cha Cha Cha
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: QZGCD1802001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-07T04:43:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xed56e0eedfcce90d0a6aa51b98dadefc8c518e19ff34e4900bb0c71cea9b5498
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957120
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/957120
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:22:41Z
    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 → block OTSBitcoinBlock must exist at that height 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 0xed56e0eedfcce90d0a6aa51b98dadefc8c518e19ff34e4900bb0c71cea9b5498. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/QZGCD1802001.
      date published: 2026-07-08T03:22:41Z
  track: Cố quên
  track: Mong manh
  track: Thà làm hạt mưa bay
album: Bên Em Là Biển Rộng
album: Tình Tôi Mới Lớn
album: Mưa Dĩ Vãng
album: Ben Em La Bien Rong
album: Khúc Tương Phùng
track: Bởi Anh Không Thuộc Về Em
track: LK Nhật Trung
track: Vị đắng tình yêu
track: Mộng Chiều Xuân
track: Mộng Lành
track: LK Chiều Xuân & Thì Thầm Mùa Xuân
track: Em Ghen
track: Lồng Đèn Hồng
track: Tình Phiêu Lãng
track: Hãy Sống Cùng Tình Yêu - Slow
track: LK Ghé Bến Sàigòn & Sàigòn
track: Mùa Đông Đã Quay Về
track: Những Bước Chân Âm Thầm
track: Sao Em Nỡ Vội Lấy Chồng
track: Xuân Họp Mặt
track: Du Xuân
track: Ta Yêu Nhau

Cố quên
type: MusicRecording
duration: PT4M23S
duration ms: 263986
explicit: false
by artist: Loan Châu
in album: Best of Cha Cha Cha
  type: MusicAlbum
  date published: 1997-01-01
isrc code: QZGCD1802002

Mong manh
type: MusicRecording
duration: PT3M48S
duration ms: 228000
explicit: false
by artist: Loan Châu
in album: Best of Cha Cha Cha
  type: MusicAlbum
  date published: 1997-01-01
isrc code: QZGCD1802003

Thà làm hạt mưa bay
type: MusicRecording
duration: PT4M24S
duration ms: 264293
explicit: false
by artist: Loan Châu
in album: Best of Cha Cha Cha
  type: MusicAlbum
  date published: 1997-01-01
isrc code: QZGCD1802004

Bên Em Là Biển Rộng
type: MusicAlbum
date published: 1997-01-01
track: Quên đi
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190293
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802025
track: Bên em là biển rộng
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273173
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802026
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T23:45:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x98a642626f431f84a6a7982655f2b4dbd1f6af674a27ce2ce8edaf1bf182b514
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802026
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x98a642626f431f84a6a7982655f2b4dbd1f6af674a27ce2ce8edaf1bf182b514. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QZGCD1802026.
    date published: 2026-06-13T15:41:10Z
track: Con tim mù lòa
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253533
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802027
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T03:33:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x592813746b63ce1bcfa94a0917348ac530597014d7406a56ce36f67b04814f14
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956351
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956351
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802027
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x592813746b63ce1bcfa94a0917348ac530597014d7406a56ce36f67b04814f14. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/QZGCD1802027.
    date published: 2026-07-02T11:38:34Z
track: Đường xưa
  type: MusicRecording
  duration: PT5M40S
  duration ms: 340026
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802028
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T07:49:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x15a62786e04c21a43017bc90a52ed0cb43913cb0d7283d85a13c05536e804c58
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802028
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x15a62786e04c21a43017bc90a52ed0cb43913cb0d7283d85a13c05536e804c58. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/QZGCD1802028.
    date published: 2026-07-08T08:56:20Z
track: Tâm hồn cô đơn
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293600
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802029
track: Tàn tro
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264866
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802030
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T11:32:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5fd069f4fa7513b2ba3a0dc82953c07181c913660128d7938f07951e87edca5d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802030
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x5fd069f4fa7513b2ba3a0dc82953c07181c913660128d7938f07951e87edca5d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QZGCD1802030.
    date published: 2026-06-13T15:41:10Z
track: Về với yêu thương
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221533
  explicit: false
  by artist: Loan Châu
  in album: Bên Em Là Biển Rộng
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: QZGCD1802031
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T22:00:06+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Tình là sợi tơ
track: Những lời dối gian
track: Như giọt cafe

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x58d5592db89760985af87e6dc2330b9c031f31376221e0f47877b1e960fa3d50

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802031

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 → block OTSBitcoinBlock must exist at that height 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 0x58d5592db89760985af87e6dc2330b9c031f31376221e0f47877b1e960fa3d50. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/QZGCD1802031.
date published: 2026-07-08T03:22:41Z

Tình là sợi tơ
type: MusicRecording
duration: PT4M11S
duration ms: 251400
explicit: false
by artist: Loan Châu
in album: Bên Em Là Biển Rộng
  type: MusicAlbum
  date published: 1997-01-01
isrc code: QZGCD1802032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T21:28:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70a557f3ba386a76d29547987006a63cb43b2314eb486a4b0c21d3303e82ca1d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802032
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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 → block OTSBitcoinBlock must exist at that height 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 0x70a557f3ba386a76d29547987006a63cb43b2314eb486a4b0c21d3303e82ca1d. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/QZGCD1802032.
  date published: 2026-06-13T17:25:41Z

Những lời dối gian
type: MusicRecording
duration: PT3M53S
duration ms: 233733
explicit: false
by artist: Loan Châu
in album: Bên Em Là Biển Rộng
  type: MusicAlbum
  date published: 1997-01-01
isrc code: QZGCD1802033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T23:42:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c60f376bef83ba90d687a95bc4344a147fdd5e9e430ffb34b41783c6ac5f07e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGCD1802033
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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 → block OTSBitcoinBlock must exist at that height 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 0x3c60f376bef83ba90d687a95bc4344a147fdd5e9e430ffb34b41783c6ac5f07e. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QZGCD1802033.
  date published: 2026-06-13T15:41:10Z

Như giọt cafe
type: MusicRecording
duration: PT2M51S
duration ms: 171066
explicit: false
by artist: Loan Châu
in album: Bên Em Là Biển Rộng
  type: MusicAlbum
  date published: 1997-01-01
isrc code: QZGCD1802034

Tình Tôi Mới Lớn
type: MusicAlbum
date published: 2000-01-01
track: Ai Cho Tôi Tình Yêu
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229826
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Buồn Trong Đêm Mưa
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268973
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Cuộc Tình Vạn Dặm
  type: MusicRecording
  duration: PT5M9S
  duration ms: 309093
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Yêu, Nỗi Nhớ
  type: MusicRecording
  duration: PT4M48S
  duration ms: 288666
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Mãi Bơ Vơ
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276533
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Tôi Mới Lớn
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289133
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Lá Bay
  type: MusicRecording
  duration: PT5M13S
  duration ms: 313573
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tuổi 18
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304026
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Nhớ Anh Trong Đêm
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254773
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Chỉ Yêu Mình Anh
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232466
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01

Tình Tôi Mới Lớn
type: MusicAlbum
date published: 2000-01-01
track: Ai Cho Tôi Tình Yêu
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230306
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Buồn Trong Đêm Mưa
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269213
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Cuộc Tình Vạn Dặm
  type: MusicRecording
  duration: PT5M9S
  duration ms: 309333
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Yêu, Nỗi Nhớ
  type: MusicRecording
  duration: PT4M48S
  duration ms: 288906
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Mãi Bơ Vơ
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276773
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Tôi Mới Lớn
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289386
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tình Lá Bay
  type: MusicRecording
  duration: PT5M13S
  duration ms: 313826
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Tuổi 18
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304280
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Nhớ Anh Trong Đêm
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255026
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01
track: Chỉ Yêu Mình Anh
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233466
  explicit: false
  by artist: Loan Châu
  in album: Tình Tôi Mới Lớn
    type: MusicAlbum
    date published: 2000-01-01

Mưa Dĩ Vãng
type: MusicAlbum
date published: 2003-01-01
track: Cơn Mưa Hoang Đường
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263221
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Chia Tay
  type: MusicRecording
  duration: PT5M3S
  duration ms: 303345
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Tôi Không Tin
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259599
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Khúc Tình Nồng
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241301
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Phố Mưa
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284885
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Dấu Yêu
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263453
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Bài Tango Xa Rồi
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258716
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Mưa Dĩ Vãng
  type: MusicRecording
  duration: PT5M6S
  duration ms: 306039
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Vẫn Yêu Một Mình
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234800
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Đừng Hỏi Vì Sao
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231665
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Ánh Trăng Lẻ Loi
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273972
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Café Đắng Trở Lại
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255256
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01

Mưa Dĩ Vãng
type: MusicAlbum
date published: 2003-01-01
track: Cơn Mưa Hoang Đường
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263693
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: QM4TW2085516
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T20:06:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfa9f41c4b91cb61eb30a600c4e6b403a0cef4b6499c033abccc1fe8d444407d7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085516
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 → block OTSBitcoinBlock must exist at that height 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 0xfa9f41c4b91cb61eb30a600c4e6b403a0cef4b6499c033abccc1fe8d444407d7. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/QM4TW2085516.
    date published: 2026-07-08T03:22:41Z
track: Chia Tay
  type: MusicRecording
  duration: PT5M3S
  duration ms: 303600
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: QM4TW2085517
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T17:15:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7ed8a91476357756aec6b4a2cf9ebff79ad981b0bfc42cc1c8526d2f6b386dab
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085517
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x7ed8a91476357756aec6b4a2cf9ebff79ad981b0bfc42cc1c8526d2f6b386dab. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/QM4TW2085517.
    date published: 2026-07-08T03:53:27Z
track: Tôi Không Tin
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259853
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: QM4TW2085518
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T21:35:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd1513a632c3cd3bc682debf7c9327af2107e73437ac75b714b2c831c848e9a60
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085518
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 → block OTSBitcoinBlock must exist at that height 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 0xd1513a632c3cd3bc682debf7c9327af2107e73437ac75b714b2c831c848e9a60. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/QM4TW2085518.
    date published: 2026-07-08T03:22:41Z
track: Khúc Tình Nồng
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241560
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: QM4TW2085519
track: Phố Mưa
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285133
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
track: Dấu Yêu
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263706
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: QM4TW2085521
track: Bài Tango Xa Rồi
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258972
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: QM4TW2085522
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T20:12:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x828f1f9846959d23a8afd4f4aad8a65db35304ecf401492d81443bf52e670ff7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085522
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x828f1f9846959d23a8afd4f4aad8a65db35304ecf401492d81443bf52e670ff7. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/QM4TW2085522.
    date published: 2026-06-13T12:53:06Z
track: Mưa Dĩ Vãng
  type: MusicRecording
  duration: PT5M6S
  duration ms: 306293
  explicit: false
  by artist: Loan Châu
  in album: Mưa Dĩ Vãng
track: Vẫn Yêu Một Mình
track: Đừng Hỏi Vì Sao
track: Ánh Trăng Lẻ Loi
track: Café Đắng Trở Lại

Mưa Dĩ Vãng
type: MusicAlbum
date published: 2003-01-01

Vẫn Yêu Một Mình
type: MusicRecording
duration: PT3M55S
duration ms: 235053
explicit: false
by artist: Loan Châu
in album: Mưa Dĩ Vãng
  type: MusicAlbum
  date published: 2003-01-01
isrc code: QM4TW2085524
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T18:54:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd78cce4220c8fa9ddc0f6b71bef187b3e3d5711d10aa61a9a8a6f547525afbc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085524
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 → block OTSBitcoinBlock must exist at that height 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 0xcd78cce4220c8fa9ddc0f6b71bef187b3e3d5711d10aa61a9a8a6f547525afbc. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/QM4TW2085524.
  date published: 2026-07-08T08:56:20Z

Đừng Hỏi Vì Sao
type: MusicRecording
duration: PT3M51S
duration ms: 231920
explicit: false
by artist: Loan Châu
in album: Mưa Dĩ Vãng
  type: MusicAlbum
  date published: 2003-01-01

Ánh Trăng Lẻ Loi
type: MusicRecording
duration: PT4M34S
duration ms: 274226
explicit: false
by artist: Loan Châu
in album: Mưa Dĩ Vãng
  type: MusicAlbum
  date published: 2003-01-01
isrc code: QM4TW2085526
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T15:32:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x151705f5cac310b30307f3d4225099925cda6a3137de7443049e3f03d4e78322
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085526
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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 → block OTSBitcoinBlock must exist at that height 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 0x151705f5cac310b30307f3d4225099925cda6a3137de7443049e3f03d4e78322. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QM4TW2085526.
  date published: 2026-06-13T15:41:10Z

Café Đắng Trở Lại
type: MusicRecording
duration: PT4M16S
duration ms: 256265
explicit: false
by artist: Loan Châu
in album: Mưa Dĩ Vãng
  type: MusicAlbum
  date published: 2003-01-01
isrc code: QM4TW2085527

Ben Em La Bien Rong
type: MusicAlbum
date published: 2019-02-08
track: Quen Di (feat. Thanh Truc & Shayla)
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190293
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Ben Em La Bien Rong
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273173
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Con Tim Mu Loa
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253533
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Duong Xua
  type: MusicRecording
  duration: PT5M40S
  duration ms: 340026
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Tam Hon Co Don (feat. Gia Huy, Le Tam & Duy Linh)
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293600
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Tan Tro
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264866
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Ve Voi Yeu Thuong
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221533
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Tinh La Soi To
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251400
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Nhung Loi Doi Gian
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233733
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08
track: Nhu Giot Cafe
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171066
  explicit: false
  by artist: Loan Châu
  in album: Ben Em La Bien Rong
    type: MusicAlbum
    date published: 2019-02-08

Khúc Tương Phùng
type: MusicAlbum
date published: 2025-09-29
track: Bài Tango Cuối Cùng
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282736
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Bên Cầu Ô Thước
  type: MusicRecording
  duration: PT5M14S
  duration ms: 314997
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Buồn Làm Chi Vì Em
  type: MusicRecording
  duration: PT5M42S
  duration ms: 342295
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Chợt Nhớ Hơn Bao Giờ
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291722
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Em Là Của Riêng Anh
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302615
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Em Vẫn Nguyện Cầu Vì Anh
  type: MusicRecording
  duration: PT5M39S
  duration ms: 339317
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Hai Màu Nắng
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285296
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Khúc Tương Phùng
  type: MusicRecording
  duration: PT6M10S
  duration ms: 370742
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Lối Anh Về Không
  type: MusicRecording
  duration: PT5M19S
  duration ms: 319020
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Mộng Dưới Trăng
  type: MusicRecording
  duration: PT5M22S
  duration ms: 322207
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Mùa Đông Trắng Mộng Chiều Xuân
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282710
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29
track: Phút Chơi Vơi
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268186
  explicit: false
  by artist: Loan Châu
  in album: Khúc Tương Phùng
    type: MusicAlbum
    date published: 2025-09-29

Bởi Anh Không Thuộc Về Em
type: MusicRecording
duration: PT4M43S
duration ms: 283626
explicit: false
by artist: Don Hồ
by artist: Loan Châu
in album: Tận Cùng Nỗi Đau
  type: MusicAlbum
  date published: 2019-01-01

LK Nhật Trung
type: MusicRecording
duration: PT5M29S
duration ms: 329600
explicit: false
by artist: Dang Vinh
by artist: Loan Châu
by artist: Lương Tùng Quang
in album: Cho Ta Lại Gần Nhau
  type: MusicAlbum
  date published: 2019-01-01
isrc code: QM48F1961908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T18:53:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x79b21adaaa6dd40aeeca00637bd074d5dce66873bd6a5ce26b09154c94b7af57
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM48F1961908
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
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 → block OTSBitcoinBlock must exist at that height 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 0x79b21adaaa6dd40aeeca00637bd074d5dce66873bd6a5ce26b09154c94b7af57. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/QM48F1961908.
  date published: 2026-07-08T03:53:27Z

Vị đắng tình yêu
type: MusicRecording
duration: PT5M19S
duration ms: 319738
explicit: false
by artist: Loan Châu
in album: Liên khúc Trái tim - Cạm bẫy tình yêu
  type: MusicAlbum
  date published: 2008-01-01

Mộng Chiều Xuân
type: MusicRecording
duration: PT4M16S
duration ms: 256532
explicit: false
by artist: Loan Châu
in album: Rước Xuân Về Nhà
  type: MusicAlbum
  date published: 2006-01-01
isrc code: QM4TW2091107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T09:51:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x01cb6c857e8df25263392e29b3d530496259463a1a4a078d91e57b1bacd97c06
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2091107
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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 → block OTSBitcoinBlock must exist at that height 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 0x01cb6c857e8df25263392e29b3d530496259463a1a4a078d91e57b1bacd97c06. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/QM4TW2091107.
  date published: 2026-06-13T17:25:41Z

Mộng Lành
type: MusicRecording
duration: PT4M2S
duration ms: 242640
explicit: false
by artist: Loan Châu
in album: Gió Mùa Xuân Tới
  type: MusicAlbum
  date published: 2007-01-01
isrc code: QM4TW2090835
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T03:34:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd291f3876f8094cce92d5a596d6f0ec6d42f77f77b879db5c2071edd3e4be283
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2090835
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 → block OTSBitcoinBlock must exist at that height 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 0xd291f3876f8094cce92d5a596d6f0ec6d42f77f77b879db5c2071edd3e4be283. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/QM4TW2090835.
  date published: 2026-06-13T12:53:06Z

LK Chiều Xuân & Thì Thầm Mùa Xuân
type: MusicRecording
duration: PT5M14S
duration ms: 314080
explicit: false
by artist: Như Loan
by artist: Bảo Hân
by artist: Hồ Lệ Thu
by artist: Minh Tuyết
by artist: Ha Phuong
by artist: Loan Châu
by artist: Hương Thủy
by artist: Tú Quyên
by artist: Tâm Đoan
by artist: Thanh Truc
in album: Gió Mùa Xuân Tới
  type: MusicAlbum
  date published: 2007-01-01
isrc code: QM4TW2090839
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T23:10:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9a1f9d2e15e8655227456ee2a8ef0405378d7c9fb8c87f9208e5704df55507e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2090839
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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 → block OTSBitcoinBlock must exist at that height 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 0xe9a1f9d2e15e8655227456ee2a8ef0405378d7c9fb8c87f9208e5704df55507e. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QM4TW2090839.
  date published: 2026-06-13T15:41:10Z

Em Ghen
type: MusicRecording
duration: PT4M38S
duration ms: 278186
explicit: false
by artist: Bảo Hân
by artist: Tú Quyên
by artist: Loan Châu
in album: Chân Dung Người Phụ Nữ Việt Nam, Vol.2
  type: MusicAlbum
  date published: 2008-01-01
isrc code: QM48F0741407
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T18:35:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd555983efd4c11c64b0b4db2c646885f0dfbc2a12afb2f43cc26f533520e671e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM48F0741407
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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 → block OTSBitcoinBlock must exist at that height 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 0xd555983efd4c11c64b0b4db2c646885f0dfbc2a12afb2f43cc26f533520e671e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/QM48F0741407.
  date published: 2026-06-13T17:25:41Z

Lồng Đèn Hồng
type: MusicRecording
duration: PT6M15S
duration ms: 375013
explicit: false
by artist: Loan Châu
in album: Kẻ Đau Tình
  type: MusicAlbum
  date published: 2000-01-01

Tình Phiêu Lãng
type: MusicRecording
duration: PT4M44S
duration ms: 284533
explicit: false
by artist: The Son
by artist: Loan Châu
in album: Nhạc Trẻ Yêu
  type: MusicAlbum
  date published: 2002-01-01
isrc code: QM4TW2085889
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:40:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x302815bcfd1064e91a622d6100b7f28dc1cf4453232a3504a07d6b2cd9ddfd00
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085889
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 → block OTSBitcoinBlock must exist at that height 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 0x302815bcfd1064e91a622d6100b7f28dc1cf4453232a3504a07d6b2cd9ddfd00. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/QM4TW2085889.
  date published: 2026-07-08T03:22:41Z

Hãy Sống Cùng Tình Yêu - Slow
type: MusicRecording
duration: PT5M44S
duration ms: 344293
explicit: false
by artist: Bảo Hân
by artist: Như Loan
by artist: Loan Châu
by artist: Tú Quyên
in album: Nhạc Trẻ Yêu
  type: MusicAlbum
  date published: 2002-01-01
isrc code: QM4TW2085893
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:18:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e321d237f34e7049dad90208aed53bf5269c75541c6448606e0f435d2b445a9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2085893
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 → block OTSBitcoinBlock must exist at that height 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 0x5e321d237f34e7049dad90208aed53bf5269c75541c6448606e0f435d2b445a9. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/QM4TW2085893.
  date published: 2026-07-08T03:20:19Z

LK Ghé Bến Sàigòn & Sàigòn
type: MusicRecording
duration: PT5M29S
duration ms: 329693
explicit: false
by artist: Như Quỳnh
by artist: Minh Tuyết
by artist: Bảo Hân
by artist: Loan Châu
by artist: Tâm Đoan
by artist: Hương Thủy
by artist: Hồ Lệ Thu
by artist: Như Loan
in album: Sài Gòn
  type: MusicAlbum
  date published: 2008-01-01
isrc code: QM48F0842412

Mùa Đông Đã Quay Về
type: MusicRecording
duration: PT4M44S
duration ms: 284893
explicit: false
by artist: Loan Châu
in album: Nửa Vòng Tay Lạnh
  type: MusicAlbum
  date published: 2004-01-01

Những Bước Chân Âm Thầm
type: MusicRecording
duration: PT5M3S
duration ms: 303533
explicit: false
by artist: Minh Tuyết
by artist: Hồ Lệ Thu
by artist: Như Loan
by artist: Bảo Hân
by artist: Loan Châu
by artist: Tú Quyên
by artist: Thanh Truc
by artist: Trúc Lam
in album: Tình Dù Trăm Lối
  type: MusicAlbum
  date published: 2007-01-01
isrc code: QM4TW2090930
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T15:41:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d33fd204d2b4a4f756444e16b145a7baefab6e6bba2ee43686df84019a7c97a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2090930
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
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 → block OTSBitcoinBlock must exist at that height 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 0x8d33fd204d2b4a4f756444e16b145a7baefab6e6bba2ee43686df84019a7c97a. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/QM4TW2090930.
  date published: 2026-07-02T11:38:34Z

Sao Em Nỡ Vội Lấy Chồng
type: MusicRecording
duration: PT5M47S
duration ms: 347000
explicit: false
by artist: Như Quỳnh
by artist: Minh Tuyết
by artist: Ngọc Liên
by artist: Loan Châu
by artist: Tú Quyên
by artist: Ha Phuong
by artist: Thanh Truc
in album: Tình Dù Trăm Lối
  type: MusicAlbum
  date published: 2007-01-01
isrc code: QM4TW2090934

Xuân Họp Mặt
type: MusicRecording
duration: PT4M27S
duration ms: 267240
explicit: false
by artist: Như Quỳnh
by artist: Loan Châu
by artist: Thủy Tiên
by artist: Bảo Hân
in album: Xuân Họp Mặt
  type: MusicAlbum
  date published: 2005-01-01
isrc code: QM48F0534301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T05:30:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6a0a865e9bf97356d7000c8bb15bd140b16efabd0ba12a122f728564805cad42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954130
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954130
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM48F0534301
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T19:07:14Z
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 → block OTSBitcoinBlock must exist at that height 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 0x6a0a865e9bf97356d7000c8bb15bd140b16efabd0ba12a122f728564805cad42. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:07:14Z), 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/QM48F0534301.
  date published: 2026-06-17T19:07:14Z

Du Xuân
type: MusicRecording
duration: PT3M56S
duration ms: 236360
explicit: false
by artist: Loan Châu
in album: Xuân Họp Mặt
  type: MusicAlbum
  date published: 2005-01-01
isrc code: QM4TW2091481
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T21:17:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8756635b65357a2e892eae213cf17c2abde6f5e58901ef53350f4c330549fbd6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2091481
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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 → block OTSBitcoinBlock must exist at that height 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 0x8756635b65357a2e892eae213cf17c2abde6f5e58901ef53350f4c330549fbd6. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/QM4TW2091481.
  date published: 2026-06-13T17:25:41Z

Ta Yêu Nhau
type: MusicRecording
duration: PT4M26S
duration ms: 266674
explicit: false
by artist: Loan Châu
by artist: Nguyễn Huy Điền
in album: Chờ Đến Bao Giờ
  type: MusicAlbum
  date published: 2022-07-16