Tommy Tèo
type: MusicGroup
genre: vietnamese hip hop
genre: v-pop
popularity: 32
followers: 7107
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c8adbcfe575a1f4aef9e1589f3dff720c546ba320fca2c7b9aa3f32f120813b
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/cf3b61a1-db7d-4639-aa85-1e824ebac8ff.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/cf3b61a1-db7d-4639-aa85-1e824ebac8ff.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/cf3b61a1-db7d-4639-aa85-1e824ebac8ff
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7c8adbcfe575a1f4aef9e1589f3dff720c546ba320fca2c7b9aa3f32f120813b","name":"Tommy Tèo","registered_at":"2026-06-12T10:10:49Z","symbol":"NIM0265991","token_address":"0x6e26b9aaa1782cca33d9991c6145f150d1c58604","type":"artist","uuid":"cf3b61a1-db7d-4639-aa85-1e824ebac8ff"}
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 0x7c8adbcfe575a1f4aef9e1589f3dff720c546ba320fca2c7b9aa3f32f120813b. 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/cf3b61a1-db7d-4639-aa85-1e824ebac8ff.json and https://artists.proofprofile.net/proofs/artist/cf3b61a1-db7d-4639-aa85-1e824ebac8ff.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x7c8adbcfe575a1f4aef9e1589f3dff720c546ba320fca2c7b9aa3f32f120813b","name":"Tommy Tèo","registered_at":"2026-06-12T10:10:49Z","symbol":"NIM0265991","token_address":"0x6e26b9aaa1782cca33d9991c6145f150d1c58604","type":"artist","uuid":"cf3b61a1-db7d-4639-aa85-1e824ebac8ff"}
album: Vario
  type: MusicAlbum
  date published: 2024-08-17
  track: Vario
    type: MusicRecording
    duration: PT1M25S
    duration ms: 85008
    explicit: false
    by artist: Tommy Tèo
    in album: Vario
      type: MusicAlbum
      date published: 2024-08-17
    genre: v-pop
    genre: vietnamese-hip-hop
    isrc code: DGA0M2402409
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-27T19:43:28+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa7082ccf3f413806eff7f2ec0aaee62cab23f1423ec3c492ae17609c19833e26
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956312
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956312
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402409
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T05:09:12Z
    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 0xa7082ccf3f413806eff7f2ec0aaee62cab23f1423ec3c492ae17609c19833e26. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402409 — a six-check JSON result.
      date published: 2026-07-02T05:09:12Z
    audio: Vario
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 158.793
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.673
      additional property: Energy
        type: PropertyValue
        value: 0.606
      additional property: Speechiness
        type: PropertyValue
        value: 0.178
      additional property: Acousticness
        type: PropertyValue
        value: 0.015
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.257
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.502
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.399
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Trái Tim Đông Đá
  type: MusicAlbum
  date published: 2024-08-17
  track: Trái Tim Đông Đá
    type: MusicRecording
    duration: PT1M48S
    duration ms: 108948
    explicit: false
    by artist: Tommy Tèo
    in album: Trái Tim Đông Đá
      type: MusicAlbum
      date published: 2024-08-17
    genre: v-pop
    genre: vietnamese-hip-hop
    isrc code: DGA0M2402394
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-19T19:01:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5bf3a353154903d24336a763d25a2ea4894b0136400273e8fb4c504b4b312c38
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956302
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956302
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402394
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:30:09Z
    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 0x5bf3a353154903d24336a763d25a2ea4894b0136400273e8fb4c504b4b312c38. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402394 — a six-check JSON result.
      date published: 2026-07-02T03:30:09Z
    audio: Trái Tim Đông Đá
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 134.306
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.859
      additional property: Energy
        type: PropertyValue
        value: 0.532
      additional property: Speechiness
        type: PropertyValue
        value: 0.304
      additional property: Acousticness
        type: PropertyValue
        value: 0.267
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Tommy Fastflow
album: THC Trong Phổi
album: Quán Quân
album: Quan Tài Hư
album: Phía Bờ Tây
album: Nhìn Kìa Kỉ Niệm Xưa
album: Người Tiền Sử
album: New Batman
album: My Mission
album: Lấy Tờ Giấy
album: Làm Thêm
album: Lowkey
album: Hai Con Chim
album: Free Fire
album: Fake Smile
album: Enemy
album: Dòng Đời Nghi Ngờ
album: Bộ Phim
album: Alo Alo
album: Aladin
album: 420
album: Trang Trại Cần
album: Buông Hàng

Liveness
type: PropertyValue
value: 0.091

Valence (Positivity)
type: PropertyValue
value: 0.787

Loudness (dB)
type: PropertyValue
value: -11.664

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Tommy Fastflow
type: MusicAlbum
date published: 2024-08-17
track: Tommy Fastflow
  type: MusicRecording
  duration: PT1M12S
  duration ms: 72585
  explicit: false
  by artist: Tommy Tèo
  in album: Tommy Fastflow
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402417
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T07:03:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9f73c4cda371e2cc9ade580eead8fd99806a551059b77b7e2033ea4073522cc7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957067
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957067
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402417
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T16:54:37Z
  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 0x9f73c4cda371e2cc9ade580eead8fd99806a551059b77b7e2033ea4073522cc7. Chain 2 (Bitcoin): anchored in block 957067 (2026-07-07T16:54:37Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402417 — a six-check JSON result.
    date published: 2026-07-07T16:54:37Z
  audio: Tommy Fastflow
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 145.059
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.629
    additional property: Energy
      type: PropertyValue
      value: 0.891
    additional property: Speechiness
      type: PropertyValue
      value: 0.086
    additional property: Acousticness
      type: PropertyValue
      value: 0.429
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.146
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.734
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.307
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

THC Trong Phổi
type: MusicAlbum
date published: 2024-08-17
track: THC Trong Phổi
  type: MusicRecording
  duration: PT1M23S
  duration ms: 83545
  explicit: false
  by artist: Tommy Tèo
  in album: THC Trong Phổi
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402391
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-29T15:14:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8b536f75572d11cec25fbaf4a55dd776e4b8df0d0ef1abc4f3f0f0c09fb3ff31
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960125
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960125
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402391
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-29T15:38:18Z
  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 0x8b536f75572d11cec25fbaf4a55dd776e4b8df0d0ef1abc4f3f0f0c09fb3ff31. Chain 2 (Bitcoin): anchored in block 960125 (2026-07-29T15:38:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402391 — a six-check JSON result.
    date published: 2026-07-29T15:38:18Z
  audio: THC Trong Phổi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 113.78
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.6
    additional property: Energy
      type: PropertyValue
      value: 0.581
    additional property: Speechiness
      type: PropertyValue
      value: 0.291
    additional property: Acousticness
      type: PropertyValue
      value: 0.064
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.17
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.249
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.589
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Quán Quân
type: MusicAlbum
date published: 2024-08-17
track: Quán Quân
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216154
  explicit: false
  by artist: Tommy Tèo
  in album: Quán Quân
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402390
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-29T14:52:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8c37186c94a87e1afb0c5f2a67220647c7ea76434f6c7a1abf82252a625183ef
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960121
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960121
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402390
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-29T15:22:21Z
  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 0x8c37186c94a87e1afb0c5f2a67220647c7ea76434f6c7a1abf82252a625183ef. Chain 2 (Bitcoin): anchored in block 960121 (2026-07-29T15:22:21Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402390 — a six-check JSON result.
    date published: 2026-07-29T15:22:21Z
  audio: Quán Quân
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.124
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.629
    additional property: Energy
      type: PropertyValue
      value: 0.586
    additional property: Speechiness
      type: PropertyValue
      value: 0.132
    additional property: Acousticness
      type: PropertyValue
      value: 0.469
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.118
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.167
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.768
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Quan Tài Hư
type: MusicAlbum
date published: 2024-08-17
track: Quan Tài Hư
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122369
  explicit: false
  by artist: Tommy Tèo
  in album: Quan Tài Hư
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402964
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T06:07:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc027f9215f7a48b65ab721157914e40a2c05498cfee7c822805950b017b8f166
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953513
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402964
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  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 0xc027f9215f7a48b65ab721157914e40a2c05498cfee7c822805950b017b8f166. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402964 — a six-check JSON result.
    date published: 2026-06-13T12:47:07Z
  audio: Quan Tài Hư
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 104.404
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.892
    additional property: Energy
      type: PropertyValue
      value: 0.537
    additional property: Speechiness
      type: PropertyValue
      value: 0.35
    additional property: Acousticness
      type: PropertyValue
      value: 0.342
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.088
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.94
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.287
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Phía Bờ Tây
type: MusicAlbum
date published: 2024-08-17
track: Phía Bờ Tây
  type: MusicRecording
  duration: PT2M1S
  duration ms: 121974
  explicit: false
  by artist: Tommy Tèo
  in album: Phía Bờ Tây
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402963
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T23:59:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6822fbbeaab90baceb0f0ef71e6f600f60666ddb7b6324a24f1c73ff66a0cdd8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953528
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402963
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → 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 0x6822fbbeaab90baceb0f0ef71e6f600f60666ddb7b6324a24f1c73ff66a0cdd8. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402963 — a six-check JSON result.
    date published: 2026-06-13T15:41:10Z
  audio: Phía Bờ Tây
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 158.788
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.843
    additional property: Energy
      type: PropertyValue
      value: 0.554
    additional property: Speechiness
      type: PropertyValue
      value: 0.259
    additional property: Acousticness
      type: PropertyValue
      value: 0.409
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.118
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.492
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.37
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Nhìn Kìa Kỉ Niệm Xưa
type: MusicAlbum
date published: 2024-08-17
track: Nhìn Kìa Kỉ Niệm Xưa
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114845
  explicit: false
  by artist: Tommy Tèo
  in album: Nhìn Kìa Kỉ Niệm Xưa
    type: MusicAlbum
    date published: 2024-08-17
  popularity: 13
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402388
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T08:49:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc51632c23b14c1040c584a7fa2dc05966ca4eb209c397c622553608874080149
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402388
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 0xc51632c23b14c1040c584a7fa2dc05966ca4eb209c397c622553608874080149. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402388 — a six-check JSON result.
    date published: 2026-06-13T13:32:09Z
  audio: Nhìn Kìa Kỉ Niệm Xưa
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 168.319
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.613
    additional property: Energy
      type: PropertyValue
      value: 0.714
    additional property: Speechiness
      type: PropertyValue
      value: 0.232
    additional property: Acousticness
      type: PropertyValue
      value: 0.123
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.003
    additional property: Liveness
      type: PropertyValue
      value: 0.133
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.276
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.277
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Người Tiền Sử
type: MusicAlbum
date published: 2024-08-17
track: Người Tiền Sử
  type: MusicRecording
  duration: PT1M49S
  duration ms: 109551
  explicit: false
  by artist: Tommy Tèo
  in album: Người Tiền Sử
    type: MusicAlbum
    date published: 2024-08-17
  popularity: 4
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402451
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-22T13:45:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x49eed8d5405e76db84c4f3850f157bce119e79d4f9d377a7f0a8b7b112837a2d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959137
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959137
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402451
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T14:03:35Z
  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 0x49eed8d5405e76db84c4f3850f157bce119e79d4f9d377a7f0a8b7b112837a2d. Chain 2 (Bitcoin): anchored in block 959137 (2026-07-22T14:03:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402451 — a six-check JSON result.
    date published: 2026-07-22T14:03:35Z
  audio: Người Tiền Sử
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.359
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.802
    additional property: Energy
      type: PropertyValue
      value: 0.692
    additional property: Speechiness
      type: PropertyValue
      value: 0.12
    additional property: Acousticness
      type: PropertyValue
      value: 0.359
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.069
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.354
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.525
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

New Batman
type: MusicAlbum
date published: 2024-08-17
track: New Batman
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234939
  explicit: false
  by artist: Tommy Tèo
  in album: New Batman
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402962
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T19:41:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1dad2b42275025bed2e5dabe8d6d1cf9d4e5f1d01de9ce9ec8dce9ec3f1ac40a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402962
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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 0x1dad2b42275025bed2e5dabe8d6d1cf9d4e5f1d01de9ce9ec8dce9ec3f1ac40a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402962 — a six-check JSON result.
    date published: 2026-07-02T05:09:12Z
  audio: New Batman
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 126.917
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.865
    additional property: Energy
      type: PropertyValue
      value: 0.57
    additional property: Speechiness
      type: PropertyValue
      value: 0.259
    additional property: Acousticness
      type: PropertyValue
      value: 0.478
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.148
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.538
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.816
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

My Mission
type: MusicAlbum
date published: 2024-08-17
track: My Mission
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222671
  explicit: false
  by artist: Tommy Tèo
  in album: My Mission
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402443
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T21:51:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa387afbbc7f91e4bc67fd5d5bad165bc6f5e16e45ce812ef277888455194c793
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402443
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0xa387afbbc7f91e4bc67fd5d5bad165bc6f5e16e45ce812ef277888455194c793. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402443 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: My Mission
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 151.96
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.801
    additional property: Energy
      type: PropertyValue
      value: 0.62
    additional property: Speechiness
      type: PropertyValue
      value: 0.152
    additional property: Acousticness
      type: PropertyValue
      value: 0.353
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.239
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.62
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.627
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Lấy Tờ Giấy
type: MusicAlbum
date published: 2024-08-17
track: Lấy Tờ Giấy
  type: MusicRecording
  duration: PT1M18S
  duration ms: 78947
  explicit: false
  by artist: Tommy Tèo
  in album: Lấy Tờ Giấy
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402447
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T19:39:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xffc31a2c7e7548628b391b9cfeee6b3989a826035bc36396880e418d0a8435bf
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402447
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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 0xffc31a2c7e7548628b391b9cfeee6b3989a826035bc36396880e418d0a8435bf. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402447 — a six-check JSON result.
    date published: 2026-07-02T05:09:12Z
  audio: Lấy Tờ Giấy
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.589
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.945
    additional property: Energy
      type: PropertyValue
      value: 0.627
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.42
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.103
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.96
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.51
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Làm Thêm
type: MusicAlbum
date published: 2024-08-17
track: Làm Thêm
  type: MusicRecording
  duration: PT1M23S
  duration ms: 83800
  explicit: false
  by artist: Tommy Tèo
  in album: Làm Thêm
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402965
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T04:01:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x61f942131f478894e5e1d264a8cbbcea50dfff5ac79ded220dbc624ff34f538a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402965
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x61f942131f478894e5e1d264a8cbbcea50dfff5ac79ded220dbc624ff34f538a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402965 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Làm Thêm
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 117.374
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.664
    additional property: Energy
      type: PropertyValue
      value: 0.663
    additional property: Speechiness
      type: PropertyValue
      value: 0.153
    additional property: Acousticness
      type: PropertyValue
      value: 0.099
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.21
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.621
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.587
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Lowkey
type: MusicAlbum
date published: 2024-08-17
track: Lowkey
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141130
  explicit: false
  by artist: Tommy Tèo
  in album: Lowkey
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402446
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T14:01:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x97ee65ad48e0fa319dce462c3caaa4855440cc3ac1b2847e2a63d89fee104486
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402446
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x97ee65ad48e0fa319dce462c3caaa4855440cc3ac1b2847e2a63d89fee104486. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402446 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Lowkey
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 158.705
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.705
    additional property: Energy
      type: PropertyValue
      value: 0.53
    additional property: Speechiness
      type: PropertyValue
      value: 0.357
    additional property: Acousticness
      type: PropertyValue
      value: 0.69
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.108
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.619
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.922
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Hai Con Chim
type: MusicAlbum
date published: 2024-08-17
track: Hai Con Chim
  type: MusicRecording
  duration: PT2M36S
  duration ms: 156154
  explicit: false
  by artist: Tommy Tèo
  in album: Hai Con Chim
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2411863
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T21:45:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x11fa46f7ef4453a0792d304ed14a16ba4070c332dcadd91286c38b8f0369ea31
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2411863
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 0x11fa46f7ef4453a0792d304ed14a16ba4070c332dcadd91286c38b8f0369ea31. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2411863 — a six-check JSON result.
    date published: 2026-06-13T13:32:09Z
  audio: Hai Con Chim
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 129.612
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.645
    additional property: Energy
      type: PropertyValue
      value: 0.581
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.662
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.059
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.406
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.484
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Free Fire
type: MusicAlbum
date published: 2024-08-17
track: Free Fire
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150534
  explicit: false
  by artist: Tommy Tèo
  in album: Free Fire
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402449
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T07:31:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0bed716eb21a4c71bb62c923ead472a4516f739314290598b00f93a5e76843da
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957819
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957819
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402449
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T07:53:33Z
  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 0x0bed716eb21a4c71bb62c923ead472a4516f739314290598b00f93a5e76843da. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402449 — a six-check JSON result.
    date published: 2026-07-13T07:53:33Z
  audio: Free Fire
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 145.224
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.828
    additional property: Energy
      type: PropertyValue
      value: 0.859
    additional property: Speechiness
      type: PropertyValue
      value: 0.129
    additional property: Acousticness
      type: PropertyValue
      value: 0.046
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.047
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.92
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.819
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Fake Smile
type: MusicAlbum
date published: 2024-08-17
track: Fake Smile
  type: MusicRecording
  duration: PT2M33S
  duration ms: 153367
  explicit: false
  by artist: Tommy Tèo
  in album: Fake Smile
    type: MusicAlbum
    date published: 2024-08-17
  popularity: 5
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402448
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T11:35:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0f30cbe3c875b01d35ebed2ac653f36eeffaf495351d0c8c16e20a23d2068019
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402448
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x0f30cbe3c875b01d35ebed2ac653f36eeffaf495351d0c8c16e20a23d2068019. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402448 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: Fake Smile
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 141.15
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.926
    additional property: Energy
      type: PropertyValue
      value: 0.707
    additional property: Speechiness
      type: PropertyValue
      value: 0.211
    additional property: Acousticness
      type: PropertyValue
      value: 0.331
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.072
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.658
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.756
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Enemy
type: MusicAlbum
date published: 2024-08-17
track: Enemy
  type: MusicRecording
  duration: PT2M12S
  duration ms: 132330
  explicit: false
  by artist: Tommy Tèo
  by artist: Hazel
  in album: Enemy
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2411734
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T20:06:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x86cf9f1e0de13a2239a7e249236a5d89905a47b07c5e35c535863bea7c8ae82f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953515
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2411734
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → 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 0x86cf9f1e0de13a2239a7e249236a5d89905a47b07c5e35c535863bea7c8ae82f. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2411734 — a six-check JSON result.
    date published: 2026-06-13T12:53:06Z
  audio: Enemy
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.159
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.797
    additional property: Energy
      type: PropertyValue
      value: 0.73
    additional property: Speechiness
      type: PropertyValue
      value: 0.438
    additional property: Acousticness
      type: PropertyValue
      value: 0.325
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.109
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.759
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.719
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Dòng Đời Nghi Ngờ
type: MusicAlbum
date published: 2024-08-17
track: Dòng Đời Nghi Ngờ
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221773
  explicit: false
  by artist: Tommy Tèo
  in album: Dòng Đời Nghi Ngờ
    type: MusicAlbum
    date published: 2024-08-17
  popularity: 5
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402411
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T04:11:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaa737e11942378cc16b828e1888538afe65eea1c95a3da0f691fddb75e0a601a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956889
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956889
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402411
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T06:56:49Z
  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 0xaa737e11942378cc16b828e1888538afe65eea1c95a3da0f691fddb75e0a601a. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402411 — a six-check JSON result.
    date published: 2026-07-06T06:56:49Z
  audio: Dòng Đời Nghi Ngờ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.189
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.497
    additional property: Energy
      type: PropertyValue
      value: 0.6
    additional property: Speechiness
      type: PropertyValue
      value: 0.131
    additional property: Acousticness
      type: PropertyValue
      value: 0.17
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.068
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.16
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.085
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Bộ Phim
type: MusicAlbum
date published: 2024-08-17
track: Bộ Phim
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230295
  explicit: false
  by artist: Tommy Tèo
  in album: Bộ Phim
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402445
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T08:10:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8a11bdce940c9fb79e805cdce6e7c3b1d39f8f2ba32100fd6a8fbfdf8cae7078
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957073
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957073
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402445
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T18:39:05Z
  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 0x8a11bdce940c9fb79e805cdce6e7c3b1d39f8f2ba32100fd6a8fbfdf8cae7078. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402445 — a six-check JSON result.
    date published: 2026-07-07T18:39:05Z
  audio: Bộ Phim
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 148.104
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.875
    additional property: Energy
      type: PropertyValue
      value: 0.55
    additional property: Speechiness
      type: PropertyValue
      value: 0.196
    additional property: Acousticness
      type: PropertyValue
      value: 0.167
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.231
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.715
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.07
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Alo Alo
type: MusicAlbum
date published: 2024-08-17
track: Alo Alo
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220705
  explicit: false
  by artist: Tommy Tèo
  by artist: BILLY100
  by artist: Krizzle
  by artist: Ho
  in album: Alo Alo
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2411773
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T20:21:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x10c8ad4f7af8c70aafbc53e223d5a0b16f02f316f78e7900b88292f3606cc529
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2411773
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0x10c8ad4f7af8c70aafbc53e223d5a0b16f02f316f78e7900b88292f3606cc529. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2411773 — a six-check JSON result.
    date published: 2026-07-02T03:30:09Z
  audio: Alo Alo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.327
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.735
    additional property: Energy
      type: PropertyValue
      value: 0.406
    additional property: Speechiness
      type: PropertyValue
      value: 0.102
    additional property: Acousticness
      type: PropertyValue
      value: 0.697
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.094
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.667
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.026
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Aladin
type: MusicAlbum
date published: 2024-08-17
track: Aladin
  type: MusicRecording
  duration: PT1M5S
  duration ms: 65921
  explicit: false
  by artist: Tommy Tèo
  in album: Aladin
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2402444
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T19:39:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd0796addb388aa72a5e2f227eb4fec933e54b3c8c45d3610ba27d047d996eff2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402444
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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 0xd0796addb388aa72a5e2f227eb4fec933e54b3c8c45d3610ba27d047d996eff2. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2402444 — a six-check JSON result.
    date published: 2026-07-02T05:09:12Z
  audio: Aladin
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.718
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.732
    additional property: Energy
      type: PropertyValue
      value: 0.48
    additional property: Speechiness
      type: PropertyValue
      value: 0.076
    additional property: Acousticness
      type: PropertyValue
      value: 0.073
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.369
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.366
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.633
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

420
type: MusicAlbum
date published: 2024-08-17
track: 420
  type: MusicRecording
  duration: PT1M18S
  duration ms: 78529
  explicit: false
  by artist: Tommy Tèo
  by artist: Nah
  in album: 420
    type: MusicAlbum
    date published: 2024-08-17
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: DGA0M2415339
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T19:58:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7f46c7106d8cb9d63ce898cec71d002fefaeb637038c7c708e759c769c5a0849
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2415339
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x7f46c7106d8cb9d63ce898cec71d002fefaeb637038c7c708e759c769c5a0849. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0M2415339 — a six-check JSON result.
    date published: 2026-07-02T03:55:08Z
  audio: 420
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.208
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.787
    additional property: Energy
      type: PropertyValue
      value: 0.71
    additional property: Speechiness
      type: PropertyValue
      value: 0.248
    additional property: Acousticness
      type: PropertyValue
      value: 0.754
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.322
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.38
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.405
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Trang Trại Cần
type: MusicAlbum
date published: 2024-02-07
track: Trang Trại Cần
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182090
  explicit: false
  by artist: Tommy Tèo
  in album: Trang Trại Cần
    type: MusicAlbum
    date published: 2024-02-07
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: QM4TW2475796
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T16:06:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x53432c9a824efc93708e552300b2dea7be6e9eccf092296f9d1a41a7837d91db
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953515
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2475796
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → 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 0x53432c9a824efc93708e552300b2dea7be6e9eccf092296f9d1a41a7837d91db. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2475796 — a six-check JSON result.
    date published: 2026-06-13T12:53:06Z
  audio: Trang Trại Cần
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 128.218
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.921
    additional property: Energy
      type: PropertyValue
      value: 0.252
    additional property: Speechiness
      type: PropertyValue
      value: 0.503
    additional property: Acousticness
      type: PropertyValue
      value: 0.262
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.076
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.521
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.043
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Buông Hàng
type: MusicAlbum
date published: 2024-02-07
track: Buông Hàng
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175984
  explicit: false
  by artist: Tommy Tèo
  in album: Buông Hàng
    type: MusicAlbum
    date published: 2024-02-07
  popularity: 37
  genre: v-pop
  genre: vietnamese-hip-hop
  isrc code: QM4TW2475768
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:12:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeb123d6853230014b7ae9317de37de838cfe8a63a2627c4c38ce0c2227a64a2e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953513
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2475768
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  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 0xeb123d6853230014b7ae9317de37de838cfe8a63a2627c4c38ce0c2227a64a2e. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2475768 — a six-check JSON result.
    date published: 2026-06-13T12:47:07Z
  audio: Buông Hàng
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.968
    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: 0.811
    additional property: Energy
      type: PropertyValue
      value: 0.796
    additional property: Speechiness
      type: PropertyValue
      value: 0.053
    additional property: Acousticness
      type: PropertyValue
      value: 0.265
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.339
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.784
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.26
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor