Ngọc Châu
type: MusicGroup
description: Ngọc Châu may refer to several places in Vietnam, including: Ngọc Châu, Hải Dương, a ward of Hải Dương Ngọc Châu, Bắc Giang, a commune of Tân Yên District
popularity: 4
followers: 163
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x64c8f0a07e5a82fae07a68df4c190b29ad00933de5f4979a7624322415ef936a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954555
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954555
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aedeaee2-36f5-4539-8089-e2d5ab1a0b1f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aedeaee2-36f5-4539-8089-e2d5ab1a0b1f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/aedeaee2-36f5-4539-8089-e2d5ab1a0b1f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T12:10:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x64c8f0a07e5a82fae07a68df4c190b29ad00933de5f4979a7624322415ef936a","name":"Ngọc Châu","registered_at":"2026-06-20T11:19:40Z","symbol":"NIM1599763","token_address":"0x9171aa6c69cf0c3bc898b91d37fdaeb51511e5a7","type":"artist","uuid":"aedeaee2-36f5-4539-8089-e2d5ab1a0b1f"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64c8f0a07e5a82fae07a68df4c190b29ad00933de5f4979a7624322415ef936a. Chain 2 (Bitcoin): anchored in block 954556 (2026-06-20T12:14:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aedeaee2-36f5-4539-8089-e2d5ab1a0b1f.json and https://artists.proofprofile.net/proofs/artist/aedeaee2-36f5-4539-8089-e2d5ab1a0b1f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T12:14:15Z
  text: {"copyright_id":"0x64c8f0a07e5a82fae07a68df4c190b29ad00933de5f4979a7624322415ef936a","name":"Ngọc Châu","registered_at":"2026-06-20T11:19:40Z","symbol":"NIM1599763","token_address":"0x9171aa6c69cf0c3bc898b91d37fdaeb51511e5a7","type":"artist","uuid":"aedeaee2-36f5-4539-8089-e2d5ab1a0b1f"}
album: Lỡ hẹn câu hò
  type: MusicAlbum
  date published: 2010-01-01
album: Tân Cổ Lỡ Mối Duyên Quê
  type: MusicAlbum
  date published: 2018-07-28
album: Tân Cổ Quê Hương
  type: MusicAlbum
  date published: 2019-04-25
album: Tân Cổ Tình Ấm Chiều Quê
  type: MusicAlbum
  date published: 2019-05-17
album: Tân Cổ Người Tình Không Đến
  type: MusicAlbum
  date published: 2019-05-23
album: Tân Cổ Thà Người Đừng Hứa
  type: MusicAlbum
  date published: 2019-08-05
album: Tân Cổ Mẹ Hiền Của Tôi
  type: MusicAlbum
  date published: 2019-08-08
album: Tân Cổ Tình Nhỏ Mau Quên
  type: MusicAlbum
  date published: 2019-09-01
album: Tân Cổ Con Gái Miền Tây
  type: MusicAlbum
  date published: 2019-09-08
album: Tân Cổ Cha Tôi
  type: MusicAlbum
  date published: 2019-11-22
album: Tân Cổ Hương Xuân
  type: MusicAlbum
  date published: 2020-01-13
album: Tân Cổ Đoản Xuân Ca
  type: MusicAlbum
  date published: 2020-01-17
album: Tình Ấm Chiều Quê
  type: MusicAlbum
  date published: 2020-03-14
album: Câu Chuyện Đầu Năm
  type: MusicAlbum
  date published: 2020-03-21
album: Hương Tình Cũ
  type: MusicAlbum
  date published: 2020-03-21
album: Nhật Ký Đời Tôi
  type: MusicAlbum
  date published: 2020-03-21
album: Cung Chúc Trinh Vương
  type: MusicAlbum
  date published: 2020-04-02
album: Hạ Buồn
  type: MusicAlbum
  date published: 2020-04-07
album: Tấm Lòng
  type: MusicAlbum
  date published: 2020-04-22
album: Cầu Cho Cha Mẹ
  type: MusicAlbum
  date published: 2020-04-22
album: Khúc Hát Dâng Hoa
  type: MusicAlbum
  date published: 2020-04-29
album: Lời Mẹ Nhắn Nhủ
  type: MusicAlbum
  date published: 2020-05-07
album: Tân Cổ Con Ghẻ
  type: MusicAlbum
  date published: 2020-05-25
album: Tân Cổ Người Mang Tâm Sự
  type: MusicAlbum
  date published: 2020-06-22
album: Tân Cổ Giá Phải Trả
  type: MusicAlbum
  date published: 2020-07-12
album: Nhật Ký Hai Đứa Mình
  type: MusicAlbum
  date published: 2020-07-23
album: Tân Cổ Không Bao Giờ Tôi Quên
  type: MusicAlbum
  date published: 2020-07-24
album: Con Gái Miền Tây
  type: MusicAlbum
  date published: 2020-08-22
album: Tân Cổ Mẹ Hiểu Lòng Con
  type: MusicAlbum
  date published: 2020-09-16
album: Mưa Chiều Miền Trung
  type: MusicAlbum
  date published: 2020-10-21
album: Tiếng Khóc Miền Trung
  type: MusicAlbum
  date published: 2020-11-04
album: Miền Trung Ơi Đau Xót Nào Vơi
  type: MusicAlbum
  date published: 2020-12-19
album: Tân Đồi Thông Hai Mộ
  type: MusicAlbum
  date published: 2020-12-19
album: Hồi Tưởng
  type: MusicAlbum
  date published: 2020-12-19
album: Tân Cổ LK Câu Chuyện Đầu Năm
  type: MusicAlbum
  date published: 2021-02-12
album: Tân Cổ Đường Tím Bằng Lăng
  type: MusicAlbum
  date published: 2021-03-28
album: Tân Cổ Vì Lỡ Thương Nhau
  type: MusicAlbum
  date published: 2021-11-01
album: Tân Cổ Tình Em Tháp Mười
  type: MusicAlbum
  date published: 2021-11-01
album: LK Tình Ấm Chiều Quê, Tình Đời Là Gì
  type: MusicAlbum
  date published: 2023-10-03
album: Không Hẹn Ngày Về (Remix)
  type: MusicAlbum
  date published: 2024-11-08
  track: Không Hẹn Ngày Về - Remix
    type: MusicRecording
    duration: PT5M11S
    duration ms: 311640
    explicit: false
    by artist: Ngọc Châu
    in album: Không Hẹn Ngày Về (Remix)
      type: MusicAlbum
      date published: 2024-11-08
    isrc code: DGA0R2424165
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T22:32:23+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3e68b082fa919a4ca12ac6f8bc7fb839839a45b8a5adc83c2b9d8b1a484a400b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956857
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956857
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0R2424165
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:26:17Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e68b082fa919a4ca12ac6f8bc7fb839839a45b8a5adc83c2b9d8b1a484a400b. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/DGA0R2424165.
      date published: 2026-07-06T01:26:17Z
    audio: Không Hẹn Ngày Về - Remix
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 137.991
      additional property: Musical Key
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Chiều Lên Bản Thượng

Musical Key
type: PropertyValue
value: 0

Mode (Major/Minor)
type: PropertyValue
value: 1

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.695

Energy
type: PropertyValue
value: 0.845

Speechiness
type: PropertyValue
value: 0.042

Acousticness
type: PropertyValue
value: 0.041

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.417

Valence (Positivity)
type: PropertyValue
value: 0.79

Loudness (dB)
type: PropertyValue
value: -4.182

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Chiều Lên Bản Thượng
type: MusicAlbum
date published: 2024-11-12