Trinh
type: MusicGroup
genre: vietnamese lo-fi
genre: vietnam indie
genre: v-pop
popularity: 29
followers: 4186
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x000c147ae9a8726240df9b161e3faed3feb4d0172252ff1c4b6956c3f2cb5457
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d5b1656f-f422-459a-b0be-102ade66876a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d5b1656f-f422-459a-b0be-102ade66876a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d5b1656f-f422-459a-b0be-102ade66876a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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 0x000c147ae9a8726240df9b161e3faed3feb4d0172252ff1c4b6956c3f2cb5457. 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/d5b1656f-f422-459a-b0be-102ade66876a.json and https://artists.proofprofile.net/proofs/artist/d5b1656f-f422-459a-b0be-102ade66876a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Chưa bao giờ
  type: MusicAlbum
  date published: 2014-04-21
  track: Chưa bao giờ
    type: MusicRecording
    duration: PT5M9S
    duration ms: 309048
    explicit: false
    by artist: Trinh
    in album: Chưa bao giờ
      type: MusicAlbum
      date published: 2014-04-21
    genre: vietnamese lo-fi
    genre: vietnam indie
    genre: v-pop
    isrc code: QZNRS2086501
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T00:07:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xed713183f6808145d3c0387e0873a43f78bd32da438c09b591ed26cd0fe9e9cf
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958340
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958340
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNRS2086501
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T03:08:27Z
    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 → 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 0xed713183f6808145d3c0387e0873a43f78bd32da438c09b591ed26cd0fe9e9cf. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T03:08:27Z), 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/QZNRS2086501.
      date published: 2026-07-17T03:08:27Z
    audio: Chưa bao giờ
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.831
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.546
      additional property: Energy
        type: PropertyValue
        value: 0.265
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.86
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.08
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.365
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.333
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Nếu như... Chưa bao giờ
  type: MusicAlbum
  date published: 2015-09-14
album: Never be the one
  type: MusicAlbum
  date published: 2016-08-03
album: Lạc nhau có phải muôn đời
  type: MusicAlbum
  date published: 2017-05-26
album: Mùa thu lá xanh
  type: MusicAlbum
  date published: 2017-10-16
album: Mùa thu cho em
  type: MusicAlbum
  date published: 2017-10-23
album: Phố mùa đông
  type: MusicAlbum
  date published: 2019-12-12
album: Mùa Thu Cho Em
  type: MusicAlbum
  date published: 2020-01-10
album: Xin lỗi
  type: MusicAlbum
  date published: 2020-03-26
album: Từ đó
  type: MusicAlbum
  date published: 2020-07-03
album: Mùa Thu Cho Em
  type: MusicAlbum
  date published: 2020-11-01
album: Sau này, hãy gặp lại nhau khi hoa nở
  type: MusicAlbum
  date published: 2021-02-01
album: Từ Đó (Mắt Biếc OST)
  type: MusicAlbum
  date published: 2021-02-15
album: Từ Đó (Mắt Biếc OST)
  type: MusicAlbum
  date published: 2021-02-15
album: Ngay chua giong bao
  type: MusicAlbum
  date published: 2021-05-26
  track: Ngay chua giong bao
    type: MusicRecording
    duration: PT3M47S
    duration ms: 227709
    explicit: false
    by artist: Trinh
    in album: Ngay chua giong bao
      type: MusicAlbum
      date published: 2021-05-26
    genre: vietnamese lo-fi
    genre: vietnam indie
    genre: v-pop
    isrc code: QZH5E2188526
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T05:21:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4b4639868075686d7ebfec8c47c0c537ec06680c9288f8d889e1b85e5f31f7bd
    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/QZH5E2188526
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Ngay chua giong bao
album: Chỉ tình thương ở lại
album: Qua Khung Cua So
album: Lá thư xanh
album: Thương ơi

OTSTimestamp
type: PropertyValue
value: 2026-07-04T10:04:33Z

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 0x4b4639868075686d7ebfec8c47c0c537ec06680c9288f8d889e1b85e5f31f7bd. 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/QZH5E2188526.
date published: 2026-07-04T10:04:33Z

Ngay chua giong bao
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 140.615
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.49
additional property: Energy
  type: PropertyValue
  value: 0.169
additional property: Speechiness
  type: PropertyValue
  value: 0.048
additional property: Acousticness
  type: PropertyValue
  value: 0.932
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.114
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.184
additional property: Loudness (dB)
  type: PropertyValue
  value: -14.679
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Minor

Chỉ tình thương ở lại
type: MusicAlbum
date published: 2021-12-31

Qua Khung Cua So
type: MusicAlbum
date published: 2022-04-01

Lá thư xanh
type: MusicAlbum
date published: 2022-11-11
track: Lá thư xanh
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225281
  explicit: false
  by artist: Trinh
  in album: Lá thư xanh
    type: MusicAlbum
    date published: 2022-11-11
  genre: vietnamese lo-fi
  genre: vietnam indie
  genre: v-pop
  isrc code: QZJRB2292519
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T16:24:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3331c7b8471a5bf390ee88e5fd2bca21a0115df2bc6898dba5e4463b4aead31d
  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/QZJRB2292519
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3331c7b8471a5bf390ee88e5fd2bca21a0115df2bc6898dba5e4463b4aead31d. 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/QZJRB2292519.
    date published: 2026-07-05T01:12:41Z
  audio: Lá thư xanh
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.234
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.371
    additional property: Energy
      type: PropertyValue
      value: 0.125
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.972
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.199
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.134
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.587
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Thương ơi
type: MusicAlbum
date published: 2025-06-09