Chủ Tịch Kim
type: MusicGroup
genre: vietnam indie
genre: v-pop
popularity: 18
followers: 20248
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1c6123dafdeaee31919f97265502a08252b9164f6b1c488242529b11de0f1a82
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953641
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953641
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T13:54:28Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1c6123dafdeaee31919f97265502a08252b9164f6b1c488242529b11de0f1a82","name":"Chủ Tịch Kim","registered_at":"2026-06-14T10:47:41Z","symbol":"NIM0428981","token_address":"0xc08b18113578b8e535abe5b1e98c2ec2fe3430c4","type":"artist","uuid":"3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7"}
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 0x1c6123dafdeaee31919f97265502a08252b9164f6b1c488242529b11de0f1a82. Chain 2 (Bitcoin): anchored in block 953641 (2026-06-14T13:54:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7.json and https://artists.proofprofile.net/proofs/artist/3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T13:54:28Z
  text: {"copyright_id":"0x1c6123dafdeaee31919f97265502a08252b9164f6b1c488242529b11de0f1a82","name":"Chủ Tịch Kim","registered_at":"2026-06-14T10:47:41Z","symbol":"NIM0428981","token_address":"0xc08b18113578b8e535abe5b1e98c2ec2fe3430c4","type":"artist","uuid":"3c3b263c-1c36-4ce2-932a-bdeb0af8d1f7"}
album: Viễn Miên
  type: MusicAlbum
  date published: 2018-03-01
album: Gói Những Bông Hoa Nhỏ Tặng Em
  type: MusicAlbum
  date published: 2018-03-01
album: Cho Lần Cuối
  type: MusicAlbum
  date published: 2018-03-01
album: Anh Sẽ Yêu Em Đến Hết Mùa Hoa Rơi (Cổ Động Loanh Quanh)
  type: MusicAlbum
  date published: 2019-03-05
album: Anh Sẽ Ôm Em Đến Hết Mùa Hoa Rơi (Cổ Động Loanh Quanh)
  type: MusicAlbum
  date published: 2019-03-05
album: Nhưng Anh Có Em Rồi (#NACER)
  type: MusicAlbum
  date published: 2019-03-14
album: Nhưng Anh Có Em Rồi (#NACER)
  type: MusicAlbum
  date published: 2019-04-14
album: Anh Sẽ Ôm Em Hết Mùa Hoa Rơi
  type: MusicAlbum
  date published: 2019-07-02
album: Anh Sẽ Ôm Em Hết Mùa Hoa Rơi
  type: MusicAlbum
  date published: 2019-07-04
album: Gói những bông hoa nhỏ tặng em
  type: MusicAlbum
  date published: 2019-12-22
album: Gói Những Bông Hoa Nhỏ Tặng Em
  type: MusicAlbum
  date published: 2020-01-17
album: Cho Lần Cuối
  type: MusicAlbum
  date published: 2020-03-14
  track: Cho Lần Cuối
    type: MusicRecording
    duration: PT4M37S
    duration ms: 277930
    explicit: false
    by artist: Chủ Tịch Kim
    in album: Cho Lần Cuối
      type: MusicAlbum
      date published: 2020-03-14
    genre: vietnam indie
    genre: v-pop
    isrc code: QZFZ72056109
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T00:20:04+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7bf83e2449da28e3dcbf9e147458c91b1db11703b6a075f44b1e4e36c7be5f14
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958091
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958091
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ72056109
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T03:17:03Z
    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 0x7bf83e2449da28e3dcbf9e147458c91b1db11703b6a075f44b1e4e36c7be5f14. Chain 2 (Bitcoin): anchored in block 958091 (2026-07-15T03:17:03Z), 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/QZFZ72056109.
      date published: 2026-07-15T03:17:03Z
    audio: Cho Lần Cuối
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 134.94
      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: 0.562
      additional property: Energy
        type: PropertyValue
        value: 0.36
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.155
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.085
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.398
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.387
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Cho lần cuối
  type: MusicAlbum
  date published: 2020-03-15
album: Viễn Miên
  type: MusicAlbum
  date published: 2020-04-23
album: Viễn Miên
  type: MusicAlbum
  date published: 2020-04-24
album: Viễn Miên
  type: MusicAlbum
  date published: 2020-06-11
album: Kẻ Thống Trị Thanh Bình
  type: MusicAlbum
  date published: 2020-08-31
album: Gói Những Bông Hoa Nhỏ Tặng Em
  type: MusicAlbum
  date published: 2020-11-06
album: Cho Lần Cuối
  type: MusicAlbum
  date published: 2020-11-06
album: Anh Sẽ Yêu Em Đến Hết Mùa Hoa Rơi (Cổ Động Loanh Quanh)
  type: MusicAlbum
  date published: 2021-05-07
album: Nhưng Anh Có Em Rồi (#NACER)
  type: MusicAlbum
  date published: 2021-09-10
album: Ta chớp nhoáng
  type: MusicAlbum
  date published: 2021-12-07
album: Chắc là một bông hoa màu tím
  type: MusicAlbum
  date published: 2023-09-11
  track: Chắc là một bông hoa màu tím
    type: MusicRecording
    duration: PT3M54S
    duration ms: 234897
    explicit: false
    by artist: Chủ Tịch Kim
    in album: Chắc là một bông hoa màu tím
    genre: vietnam indie
    genre: v-pop
    isrc code: DGA0L2358753
    additional property: CopyrightID
    additional property: CopyrightStatus
    additional property: CopyrightRegisteredAt
    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
    audio: Chắc là một bông hoa màu tím

Chắc là một bông hoa màu tím
type: MusicAlbum
date published: 2023-09-11

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-19T19:38:07+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x9bf14448000ee07889ec4e1ca0655061f5c02044940f6467097fd29e6a9c791a

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958775

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958775

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0L2358753

OTSTimestamp
type: PropertyValue
value: 2026-07-19T22:40:38Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bf14448000ee07889ec4e1ca0655061f5c02044940f6467097fd29e6a9c791a. Chain 2 (Bitcoin): anchored in block 958775 (2026-07-19T22:40:38Z), 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/DGA0L2358753.
date published: 2026-07-19T22:40:38Z

Chắc là một bông hoa màu tím
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 139.742
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: 0.663
additional property: Energy
  type: PropertyValue
  value: 0.473
additional property: Speechiness
  type: PropertyValue
  value: 0.036
additional property: Acousticness
  type: PropertyValue
  value: 0.177
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.102
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.723
additional property: Loudness (dB)
  type: PropertyValue
  value: -7.596
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Major

Chắc là một bông hoa màu tím
type: MusicAlbum
date published: 2023-11-09