Diệu Đan
type: MusicGroup
genre: vinahouse
genre: v-pop
popularity: 18
followers: 683
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa23534de735ca7bcf42713afc23359c1eb0f551d31f3ba279536dfd761bce84b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953648
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953648
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/477515bd-f3f9-4eef-a78b-94bf61d97f7c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/477515bd-f3f9-4eef-a78b-94bf61d97f7c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/477515bd-f3f9-4eef-a78b-94bf61d97f7c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T15:20:52Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa23534de735ca7bcf42713afc23359c1eb0f551d31f3ba279536dfd761bce84b","name":"Diệu Đan","registered_at":"2026-06-14T11:55:29Z","symbol":"NIM0445150","token_address":"0xacf0608861a5a7b716763b09c22a8c733548a11c","type":"artist","uuid":"477515bd-f3f9-4eef-a78b-94bf61d97f7c"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa23534de735ca7bcf42713afc23359c1eb0f551d31f3ba279536dfd761bce84b. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/477515bd-f3f9-4eef-a78b-94bf61d97f7c.json and https://artists.proofprofile.net/proofs/artist/477515bd-f3f9-4eef-a78b-94bf61d97f7c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T15:20:52Z
  text: {"copyright_id":"0xa23534de735ca7bcf42713afc23359c1eb0f551d31f3ba279536dfd761bce84b","name":"Diệu Đan","registered_at":"2026-06-14T11:55:29Z","symbol":"NIM0445150","token_address":"0xacf0608861a5a7b716763b09c22a8c733548a11c","type":"artist","uuid":"477515bd-f3f9-4eef-a78b-94bf61d97f7c"}
album: Tuyển Tập Bài Hát Hit Của Diệu Đan
  type: MusicAlbum
  date published: 2018-03-01
album: Sợ Yêu
  type: MusicAlbum
  date published: 2018-08-09
album: Tuyển Tập Bài Hát Hit Của Diệu Đan
  type: MusicAlbum
  date published: 2019-07-05
  track: Con Xin Sám Hối
    type: MusicRecording
    duration: PT4M40S
    duration ms: 280059
    explicit: false
    by artist: Diệu Đan
    in album: Tuyển Tập Bài Hát Hit Của Diệu Đan
      type: MusicAlbum
      date published: 2019-07-05
    genre: vinahouse
    genre: v-pop
    isrc code: VNA0M1900126
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T09:56:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7532f85b997848eca62bb544be20306ab40bf079cad34f1e9fa2c29188385b2e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956545
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956545
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNA0M1900126
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T19:59:51Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7532f85b997848eca62bb544be20306ab40bf079cad34f1e9fa2c29188385b2e. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/VNA0M1900126.
      date published: 2026-07-03T19:59:51Z
    audio: Con Xin Sám Hối
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 111.125
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.773
      additional property: Energy
        type: PropertyValue
        value: 0.436
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.799
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.101
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.465
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.38
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Sám Nguyện
    type: MusicRecording
    duration: PT6M42S
    duration ms: 402051
    explicit: false
    by artist: Diệu Đan
    in album: Tuyển Tập Bài Hát Hit Của Diệu Đan
      type: MusicAlbum
      date published: 2019-07-05
    genre: vinahouse
    genre: v-pop
    isrc code: VNA0M1900155
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T07:03:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe4740bfd10cc37b3d98d03011d52a042294252704217ad866494beced5f4c54a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958690
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958690
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/VNA0M1900155
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:14:39Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4740bfd10cc37b3d98d03011d52a042294252704217ad866494beced5f4c54a. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/VNA0M1900155.
      date published: 2026-07-19T07:14:39Z
    audio: Sám Nguyện
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 123.912
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.605
      additional property: Energy
        type: PropertyValue
        value: 0.338
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.85
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Mẹ Hiền Của Tôi
album: Cánh Thiệp Đầu Xuân
album: Thắng Nghiêm Ta Trở Về, Vol. 3
album: Bông Hồng Cài Áo, Vol. 2
album: Thắng Nghiêm Ta Trở Về
album: Tự Thân Nàng Cứu Độ Nàng
album: Yêu
album: Nào Biết Nào Hay
album: Bông Hồng Cài Áo
album: Hoa Vô Thường
album: Nguyện Làm Đóa Sen Bên Bồ Tát
album: Quy Y Phật
album: Sen Vàng Gót Ngọc
album: Con Chưa Điểm Mười
album: Thương Màu Áo Lam
album: Nguyện Làm Đóa Sen Bên Cạnh Bồ Tát Vol. 6
album: Khúc Dạ Xuân Ngân Vol. 5
album: Đức Phật Dược Sư
album: Bái Đính Linh Thiêng Tự
album: Khóa Tu Và Tuổi Trẻ, Vol. 15
album: Khúc Dạ Xuân Ngân
album: Pháp Minh Vào Hạ
album: Quy Y Phật, Vol. 4
album: Cuộc Đời Qua Mắt Tôi, Vol. 7
album: Biết Bao Giờ
album: Đời Tăng Lữ
album: Trăng Tròn Tháng Tư
album: Nhịp Vui Khánh Đản
album: Ơn Thầy
album: Diệu Pháp Liên Hoa
album: Vol 9 Sống Vui
album: Phật Âm Vol. 10
album: Tự Hào Báo Phật Giáo & Đời Sống
album: Thả Trôi Phiền Muộn
album: Dòng Sông Chở Nặng Ân Tình
album: Buồn Một Chút Thôi Em Ơi
album: Lễ Phật Ngày Xuân
album: Tam Chúc Ngày Về
album: Ơn Thầy Khai Sáng Kim Liên
album: Tỏa Ánh Từ Quang
album: Việt Nam Phật Giáo Sáng Ngời Hào Quang, Vol. 21
album: Một Vòng Việt Nam
album: Tình Thương Lớn, Vol. 22
album: Nghìn Mắt Nghìn Tay, Vol. 23
album: Liên Hoa
album: Vu Lan Hiếu Hạnh Vol. 25
album: Tây Phương Cực Lạc Con Về
album: Nhớ Về Hà Nội
album: Thầy Người Dẫn Lối
album: Miền Đất Thiêng
album: Đời Như Giấc Mộng Vol.8
album: Phù Sinh Như Mộng Vol.11
album: Đường Về Bên Ấy Vol.14
album: Bình An Vol.19
album: Ơn Thầy Vol.12
album: Hiếu Đạo Vol.13
album: Ơn Đức Tổ Ni Vol.26
album: Việt Nam - Đón Mừng Vesak
album: Nam Mô Bổn Sư Thích Ca Mâu Ni Phật
album: Bình An Vol.19 (Version 2)

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.236

Valence (Positivity)
type: PropertyValue
value: 0.429

Loudness (dB)
type: PropertyValue
value: -8.649

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Mẹ Hiền Của Tôi
type: MusicAlbum
date published: 2019-12-27

Cánh Thiệp Đầu Xuân
type: MusicAlbum
date published: 2019-12-27

Thắng Nghiêm Ta Trở Về, Vol. 3
type: MusicAlbum
date published: 2020-01-01

Bông Hồng Cài Áo, Vol. 2
type: MusicAlbum
date published: 2020-01-01

Cánh Thiệp Đầu Xuân
type: MusicAlbum
date published: 2020-01-01

Thắng Nghiêm Ta Trở Về
type: MusicAlbum
date published: 2020-01-01

Tự Thân Nàng Cứu Độ Nàng
type: MusicAlbum
date published: 2020-01-01

Yêu
type: MusicAlbum
date published: 2020-01-01

Nào Biết Nào Hay
type: MusicAlbum
date published: 2020-01-11

Bông Hồng Cài Áo
type: MusicAlbum
date published: 2020-03-21

Hoa Vô Thường
type: MusicAlbum
date published: 2020-03-21

Nguyện Làm Đóa Sen Bên Bồ Tát
type: MusicAlbum
date published: 2020-04-29

Quy Y Phật
type: MusicAlbum
date published: 2020-05-07

Sen Vàng Gót Ngọc
type: MusicAlbum
date published: 2020-05-07

Con Chưa Điểm Mười
type: MusicAlbum
date published: 2020-08-15

Thương Màu Áo Lam
type: MusicAlbum
date published: 2020-08-15

Nguyện Làm Đóa Sen Bên Cạnh Bồ Tát Vol. 6
type: MusicAlbum
date published: 2020-09-18

Khúc Dạ Xuân Ngân Vol. 5
type: MusicAlbum
date published: 2020-09-21

Đức Phật Dược Sư
type: MusicAlbum
date published: 2020-09-21

Bái Đính Linh Thiêng Tự
type: MusicAlbum
date published: 2020-09-21

Khóa Tu Và Tuổi Trẻ, Vol. 15
type: MusicAlbum
date published: 2020-09-21

Khúc Dạ Xuân Ngân
type: MusicAlbum
date published: 2020-09-21

Pháp Minh Vào Hạ
type: MusicAlbum
date published: 2020-09-21

Quy Y Phật, Vol. 4
type: MusicAlbum
date published: 2020-09-22

Cuộc Đời Qua Mắt Tôi, Vol. 7
type: MusicAlbum
date published: 2020-09-22

Biết Bao Giờ
type: MusicAlbum
date published: 2020-11-16

Biết Bao Giờ
type: MusicAlbum
date published: 2020-11-18

Đời Tăng Lữ
type: MusicAlbum
date published: 2021-03-01

Trăng Tròn Tháng Tư
type: MusicAlbum
date published: 2021-05-19

Trăng Tròn Tháng Tư
type: MusicAlbum
date published: 2021-05-24

Nhịp Vui Khánh Đản
type: MusicAlbum
date published: 2021-05-25

Ơn Thầy
type: MusicAlbum
date published: 2021-05-26

Trăng Tròn Tháng Tư
type: MusicAlbum
date published: 2021-05-26

Diệu Pháp Liên Hoa
type: MusicAlbum
date published: 2021-06-02

Vol 9 Sống Vui
type: MusicAlbum
date published: 2022-01-17
track: Bạn Và Tôi
  type: MusicRecording
  duration: PT5M16S
  duration ms: 316970
  explicit: false
  by artist: Diệu Đan
  in album: Vol 9 Sống Vui
    type: MusicAlbum
    date published: 2022-01-17
  genre: vinahouse
  genre: v-pop
  isrc code: QMDA62294877
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T16:47:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1d746733874743c57cd10d09c70435e069020533b362345c86920f6cb3b32499
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959037
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959037
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294877
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T16:59:47Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d746733874743c57cd10d09c70435e069020533b362345c86920f6cb3b32499. Chain 2 (Bitcoin): anchored in block 959037 (2026-07-21T16:59:47Z), 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/QMDA62294877.
    date published: 2026-07-21T16:59:47Z
  audio: Bạn Và Tôi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.427
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.501
    additional property: Energy
      type: PropertyValue
      value: 0.225
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.912
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.102
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.34
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.012
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Đã Về Đã Tới
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252863
  explicit: false
  by artist: Diệu Đan
  in album: Vol 9 Sống Vui
    type: MusicAlbum
    date published: 2022-01-17
  genre: vinahouse
  genre: v-pop
  isrc code: QMDA62294894
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T13:43:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb12ef987706f66f804a50f628f58bf9f61659935beea4bf27319b0c4d7c89d7b
  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/QMDA62294894
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb12ef987706f66f804a50f628f58bf9f61659935beea4bf27319b0c4d7c89d7b. 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/QMDA62294894.
    date published: 2026-07-05T01:12:41Z
  audio: Đã Về Đã Tới
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.881
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.595
    additional property: Energy
      type: PropertyValue
      value: 0.242
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.943
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.097
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.325
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.653
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Gọi Tên Hạnh Phúc
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193838
  explicit: false
  by artist: Diệu Đan
  in album: Vol 9 Sống Vui
    type: MusicAlbum
    date published: 2022-01-17
  genre: vinahouse
  genre: v-pop
  isrc code: QMDA62294880
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T18:28:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcd864f3c13e7afbded0879501019666391baee7507ce4770f1d9da2049a85308
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956841
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Gọi Tên Hạnh Phúc
track: Hạnh Phúc Bây Giờ
track: Hiểu Và Thương
track: Sống Vui
track: Đây Là Tịnh Độ
track: Thiền Trà
track: Hải Đảo Tự Thân

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956841

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294880

OTSTimestamp
type: PropertyValue
value: 2026-07-05T22:14:35Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd864f3c13e7afbded0879501019666391baee7507ce4770f1d9da2049a85308. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), 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/QMDA62294880.
date published: 2026-07-05T22:14:35Z

Gọi Tên Hạnh Phúc
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 103.01
additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.658
additional property: Energy
  type: PropertyValue
  value: 0.414
additional property: Speechiness
  type: PropertyValue
  value: 0.032
additional property: Acousticness
  type: PropertyValue
  value: 0.854
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.176
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.521
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.224
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

Hạnh Phúc Bây Giờ
type: MusicRecording
duration: PT3M57S
duration ms: 237130
explicit: false
by artist: Diệu Đan
in album: Vol 9 Sống Vui
  type: MusicAlbum
  date published: 2022-01-17
genre: vinahouse
genre: v-pop
isrc code: QMDA62294881
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T05:07:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xea37fab59b6a9286d7e2c28a0e5fe10dcfffc7358bd7b637146507d13387342d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958670
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958670
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294881
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T05:26:23Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea37fab59b6a9286d7e2c28a0e5fe10dcfffc7358bd7b637146507d13387342d. Chain 2 (Bitcoin): anchored in block 958670 (2026-07-19T05:26:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294881.
  date published: 2026-07-19T05:26:23Z
audio: Hạnh Phúc Bây Giờ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.856
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.657
  additional property: Energy
    type: PropertyValue
    value: 0.228
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.907
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.32
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.481
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Hiểu Và Thương
type: MusicRecording
duration: PT4M0S
duration ms: 240502
explicit: false
by artist: Diệu Đan
in album: Vol 9 Sống Vui
  type: MusicAlbum
  date published: 2022-01-17
genre: vinahouse
genre: v-pop
isrc code: QMDA62294882
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T21:25:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x01acc134776f672e6967f1145215f72e7c67285eddb67190a2c40f0a083e2757
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956634
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956634
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294882
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T10:04:33Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01acc134776f672e6967f1145215f72e7c67285eddb67190a2c40f0a083e2757. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/QMDA62294882.
  date published: 2026-07-04T10:04:33Z
audio: Hiểu Và Thương
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.906
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.574
  additional property: Energy
    type: PropertyValue
    value: 0.366
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.875
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.376
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.98
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sống Vui
type: MusicRecording
duration: PT3M37S
duration ms: 217271
explicit: false
by artist: Diệu Đan
in album: Vol 9 Sống Vui
  type: MusicAlbum
  date published: 2022-01-17
genre: vinahouse
genre: v-pop
isrc code: QMDA62294889
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T00:07:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f748ef4fcc44f7b8528ec535fb46338dbdcefc890c99e390ffd4448ea214426
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958468
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958468
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294889
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T00:27:51Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f748ef4fcc44f7b8528ec535fb46338dbdcefc890c99e390ffd4448ea214426. Chain 2 (Bitcoin): anchored in block 958468 (2026-07-18T00:27:51Z), 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/QMDA62294889.
  date published: 2026-07-18T00:27:51Z
audio: Sống Vui
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.075
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.665
  additional property: Energy
    type: PropertyValue
    value: 0.224
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.902
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.4
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.405
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Đây Là Tịnh Độ
type: MusicRecording
duration: PT3M13S
duration ms: 193699
explicit: false
by artist: Diệu Đan
in album: Vol 9 Sống Vui
  type: MusicAlbum
  date published: 2022-01-17
genre: vinahouse
genre: v-pop
isrc code: QMDA62294910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T13:44:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x29a30dbee1c60d370ea92e2f7ca3320f72d1b8387b98696defb6810cb09e77b6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958742
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294910
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T14:09:34Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29a30dbee1c60d370ea92e2f7ca3320f72d1b8387b98696defb6810cb09e77b6. Chain 2 (Bitcoin): anchored in block 958742 (2026-07-19T14:09:34Z), 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/QMDA62294910.
  date published: 2026-07-19T14:09:34Z
audio: Đây Là Tịnh Độ
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.81
  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: 0.602
  additional property: Energy
    type: PropertyValue
    value: 0.277
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.94
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.497
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.191
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Thiền Trà
type: MusicRecording
duration: PT3M31S
duration ms: 211416
explicit: false
by artist: Diệu Đan
in album: Vol 9 Sống Vui
  type: MusicAlbum
  date published: 2022-01-17
genre: vinahouse
genre: v-pop
isrc code: QMDA62294912
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T13:40:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xab39ff352168857c51ddec5a12a7a3acbe57af1991b64c0da16e8756b93877d0
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/QMDA62294912
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab39ff352168857c51ddec5a12a7a3acbe57af1991b64c0da16e8756b93877d0. 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/QMDA62294912.
  date published: 2026-07-05T01:12:41Z
audio: Thiền Trà
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 89.993
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.564
  additional property: Energy
    type: PropertyValue
    value: 0.325
  additional property: Speechiness
    type: PropertyValue
    value: 0.027
  additional property: Acousticness
    type: PropertyValue
    value: 0.873
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.109
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.367
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.867
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Hải Đảo Tự Thân
type: MusicRecording
duration: PT4M18S
duration ms: 258456
explicit: false
by artist: Diệu Đan
in album: Vol 9 Sống Vui
  type: MusicAlbum
  date published: 2022-01-17
genre: vinahouse
genre: v-pop
isrc code: QMDA62294914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T15:15:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7dff225545a9059adb7bfc0024022cf48ca81005f898f474f21a1fe8e9347388
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958746
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958746
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62294914
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T15:36:35Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7dff225545a9059adb7bfc0024022cf48ca81005f898f474f21a1fe8e9347388. Chain 2 (Bitcoin): anchored in block 958746 (2026-07-19T15:36:35Z), 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/QMDA62294914.
  date published: 2026-07-19T15:36:35Z
audio: Hải Đảo Tự Thân
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 178.161
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.406
  additional property: Energy
    type: PropertyValue
    value: 0.257
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.938
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.469
  additional property: Loudness (dB)
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    value: -9.683
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    value: C
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    value: Major

Phật Âm Vol. 10
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date published: 2022-09-22

Tự Hào Báo Phật Giáo & Đời Sống
type: MusicAlbum
date published: 2022-12-20

Thả Trôi Phiền Muộn
type: MusicAlbum
date published: 2023-01-01

Dòng Sông Chở Nặng Ân Tình
type: MusicAlbum
date published: 2023-01-16

Buồn Một Chút Thôi Em Ơi
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date published: 2023-02-14
track: Buồn Một Chút Thôi Em Ơi
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  duration: PT4M6S
  duration ms: 246408
  explicit: false
  by artist: Diệu Đan
  in album: Buồn Một Chút Thôi Em Ơi
    type: MusicAlbum
    date published: 2023-02-14
  genre: vinahouse
  genre: v-pop
  isrc code: QM4TW2385123
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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    value: 2026-07-11T06:21:50+00:00
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    value: https://explorer.copyrightchains.com/tx/0x9b39171d028fb79fbdbc96938a0a27ac223e865440d527a96b72cdf952868400
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  additional property: OTSBitcoinBlock
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    value: 957546
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2385123
  additional property: OTSTimestamp
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    value: 2026-07-11T09:35:53Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b39171d028fb79fbdbc96938a0a27ac223e865440d527a96b72cdf952868400. Chain 2 (Bitcoin): anchored in block 957546 (2026-07-11T09:35:53Z), 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/QM4TW2385123.
    date published: 2026-07-11T09:35:53Z
  audio: Buồn Một Chút Thôi Em Ơi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 89.855
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.761
    additional property: Energy
      type: PropertyValue
      value: 0.223
    additional property: Speechiness
      type: PropertyValue
      value: 0.052
    additional property: Acousticness
      type: PropertyValue
      value: 0.937
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.245
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.295
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.588
    additional property: Key Name
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      value: E
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Nhịp Vui Khánh Đản
type: MusicAlbum
date published: 2023-05-15
track: Buồn Một Chút Thôi Em Ơi
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246408
  explicit: false
  by artist: Diệu Đan
  in album: Nhịp Vui Khánh Đản
    type: MusicAlbum
    date published: 2023-05-15
  genre: vinahouse
  genre: v-pop
  isrc code: QM6P42353522
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T20:16:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x251372f747701d5c4df7f3f6a357da32cf57f618022edc9bf6af4c9a782126a9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959058
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    type: PropertyValue
    value: https://blockstream.info/api/block-height/959058
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P42353522
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T21:09:36Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x251372f747701d5c4df7f3f6a357da32cf57f618022edc9bf6af4c9a782126a9. Chain 2 (Bitcoin): anchored in block 959058 (2026-07-21T21:09:36Z), 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/QM6P42353522.
    date published: 2026-07-21T21:09:36Z
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    type: AudioObject
    additional property: Tempo (BPM)
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      value: 89.855
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.761
    additional property: Energy
      type: PropertyValue
      value: 0.223
    additional property: Speechiness
      type: PropertyValue
      value: 0.052
    additional property: Acousticness
      type: PropertyValue
      value: 0.937
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.245
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.295
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.588
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Lễ Phật Ngày Xuân
type: MusicAlbum
date published: 2023-05-15

Nhịp Vui Khánh Đản
type: MusicAlbum
date published: 2023-05-15

Tam Chúc Ngày Về
type: MusicAlbum
date published: 2023-06-27

Ơn Thầy Khai Sáng Kim Liên
type: MusicAlbum
date published: 2023-12-05

Tỏa Ánh Từ Quang
type: MusicAlbum
date published: 2024-01-02

Việt Nam Phật Giáo Sáng Ngời Hào Quang, Vol. 21
type: MusicAlbum
date published: 2024-03-20

Một Vòng Việt Nam
type: MusicAlbum
date published: 2024-03-22

Tình Thương Lớn, Vol. 22
type: MusicAlbum
date published: 2024-04-11

Nghìn Mắt Nghìn Tay, Vol. 23
type: MusicAlbum
date published: 2024-04-11

Liên Hoa
type: MusicAlbum
date published: 2024-05-06

Vu Lan Hiếu Hạnh Vol. 25
type: MusicAlbum
date published: 2024-10-09

Tây Phương Cực Lạc Con Về
type: MusicAlbum
date published: 2024-10-09

Nhớ Về Hà Nội
type: MusicAlbum
date published: 2024-10-10

Thầy Người Dẫn Lối
type: MusicAlbum
date published: 2025-01-22

Sợ Yêu
type: MusicAlbum
date published: 2025-01-24

Miền Đất Thiêng
type: MusicAlbum
date published: 2025-02-18

Đời Như Giấc Mộng Vol.8
type: MusicAlbum
date published: 2025-02-28

Phù Sinh Như Mộng Vol.11
type: MusicAlbum
date published: 2025-03-18

Đường Về Bên Ấy Vol.14
type: MusicAlbum
date published: 2025-03-18

Bình An Vol.19
type: MusicAlbum
date published: 2025-03-18

Ơn Thầy Vol.12
type: MusicAlbum
date published: 2025-03-19

Hiếu Đạo Vol.13
type: MusicAlbum
date published: 2025-03-19

Ơn Đức Tổ Ni Vol.26
type: MusicAlbum
date published: 2025-04-08

Ơn Đức Tổ Ni Vol.26
type: MusicAlbum
date published: 2025-04-24

Việt Nam - Đón Mừng Vesak
type: MusicAlbum
date published: 2025-04-28

Nam Mô Bổn Sư Thích Ca Mâu Ni Phật
type: MusicAlbum
date published: 2025-05-14

Bình An Vol.19 (Version 2)
type: MusicAlbum
date published: 2025-08-11

Về Nương Bóng Thầy
type: MusicAlbum
date published: 2025-09-11