Joaquim Oliveira
type: MusicGroup
popularity: 3
followers: 10
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe0ac011c312760f61ce4ad9ccefcb9cb76be6332468671a3f9fa5e8cc82373e8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6d655bb9-b972-4e31-8c5d-252490c86af8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6d655bb9-b972-4e31-8c5d-252490c86af8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6d655bb9-b972-4e31-8c5d-252490c86af8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe0ac011c312760f61ce4ad9ccefcb9cb76be6332468671a3f9fa5e8cc82373e8","name":"Joaquim Oliveira","registered_at":"2026-06-17T03:45:29Z","symbol":"NIM1270868","token_address":"0x80185e84fe4650e6c0976d4a75ceca6deb7f9cc7","type":"artist","uuid":"6d655bb9-b972-4e31-8c5d-252490c86af8"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0ac011c312760f61ce4ad9ccefcb9cb76be6332468671a3f9fa5e8cc82373e8. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6d655bb9-b972-4e31-8c5d-252490c86af8.json and https://artists.proofprofile.net/proofs/artist/6d655bb9-b972-4e31-8c5d-252490c86af8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xe0ac011c312760f61ce4ad9ccefcb9cb76be6332468671a3f9fa5e8cc82373e8","name":"Joaquim Oliveira","registered_at":"2026-06-17T03:45:29Z","symbol":"NIM1270868","token_address":"0x80185e84fe4650e6c0976d4a75ceca6deb7f9cc7","type":"artist","uuid":"6d655bb9-b972-4e31-8c5d-252490c86af8"}
album: Colourful Promise
  type: MusicAlbum
  date published: 2025-04-20
album: Meadows Bloom
  type: MusicAlbum
  date published: 2025-04-29
  track: Meadows Bloom
    type: MusicRecording
    duration: PT5M6S
    duration ms: 306618
    explicit: false
    by artist: Joaquim Oliveira
    in album: Meadows Bloom
      type: MusicAlbum
      date published: 2025-04-29
    isrc code: QZNWT2540380
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T21:57:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4164d17029995d7efcb54af550dd8bc3d41b1ad9cade7a9427c0a8e4d729b12d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958792
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958792
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWT2540380
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T22:55:52Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4164d17029995d7efcb54af550dd8bc3d41b1ad9cade7a9427c0a8e4d729b12d. Chain 2 (Bitcoin): anchored in block 958792 (2026-07-19T22:55:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWT2540380.
      date published: 2026-07-19T22:55:52Z
    audio: Meadows Bloom
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 82.003
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.598
      additional property: Energy
        type: PropertyValue
        value: 0.409
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.613
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.039
      additional property: Liveness
        type: PropertyValue
        value: 0.088
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.461
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.542
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: 11PM Strings
  type: MusicAlbum
  date published: 2025-06-27
album: Black Sonnet
  type: MusicAlbum
  date published: 2025-08-14
album: Czardas (Guitar no.1)
  type: MusicAlbum
  date published: 2025-08-31
album: Dream Spiral
  type: MusicAlbum
  date published: 2025-09-07
album: Etude x
  type: MusicAlbum
  date published: 2025-09-10
  track: Etude x
    type: MusicRecording
    duration: PT4M17S
    duration ms: 257500
    explicit: false
    by artist: Joaquim Oliveira
    in album: Etude x
      type: MusicAlbum
      date published: 2025-09-10
    isrc code: QZZ7U2554578
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T19:30:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x47db0555918bb72cc0cc3008b9b23153631d0a62299939143c63e47c2fa24c2a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958931
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958931
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7U2554578
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T21:15:01Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47db0555918bb72cc0cc3008b9b23153631d0a62299939143c63e47c2fa24c2a. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7U2554578.
      date published: 2026-07-20T21:15:01Z
    audio: Etude x
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 52.529
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.385
      additional property: Energy
        type: PropertyValue
        value: 0.698
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Shredemption
album: Sonata in Ash and Gold
album: if you can say it, i can play it

Speechiness
type: PropertyValue
value: 0.032

Acousticness
type: PropertyValue
value: 0.045

Instrumentalness
type: PropertyValue
value: 0.912

Liveness
type: PropertyValue
value: 0.084

Valence (Positivity)
type: PropertyValue
value: 0.443

Loudness (dB)
type: PropertyValue
value: -8.552

Key Name
type: PropertyValue
value: Eb

Mode Name
type: PropertyValue
value: Minor

Shredemption
type: MusicAlbum
date published: 2025-09-15

Sonata in Ash and Gold
type: MusicAlbum
date published: 2025-10-12
track: Sonata in Ash and Gold
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217000
  explicit: false
  by artist: Joaquim Oliveira
  in album: Sonata in Ash and Gold
    type: MusicAlbum
    date published: 2025-10-12
  isrc code: QT3FD2505231
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:42:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xabdce4b82670edcb884164d54f3707a417b520f62f0e12fbbd74c7d3a07fa824
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956545
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956545
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3FD2505231
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T19:59:51Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabdce4b82670edcb884164d54f3707a417b520f62f0e12fbbd74c7d3a07fa824. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3FD2505231.
    date published: 2026-07-03T19:59:51Z
  audio: Sonata in Ash and Gold
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.071
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.371
    additional property: Energy
      type: PropertyValue
      value: 0.961
    additional property: Speechiness
      type: PropertyValue
      value: 0.163
    additional property: Acousticness
      type: PropertyValue
      value: 0.313
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.385
    additional property: Liveness
      type: PropertyValue
      value: 0.839
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.242
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.427
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

if you can say it, i can play it
type: MusicAlbum
date published: 2025-11-13