Tigrus
type: MusicGroup
popularity: 7
followers: 941
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb4a19c6214d06d7b665dd1e37ba1c7e55783c8e3debca3841b27d82c4ffc35f2
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/75040160-2748-442b-979c-4697059fc632.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/75040160-2748-442b-979c-4697059fc632.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/75040160-2748-442b-979c-4697059fc632
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4a19c6214d06d7b665dd1e37ba1c7e55783c8e3debca3841b27d82c4ffc35f2. 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/75040160-2748-442b-979c-4697059fc632.json and https://artists.proofprofile.net/proofs/artist/75040160-2748-442b-979c-4697059fc632.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: El Tigre #1
  type: MusicAlbum
  date published: 2021-07-06
album: Summer Girl
  type: MusicAlbum
  date published: 2022-07-06
album: Nilawé
  type: MusicAlbum
  date published: 2022-12-02
album: Indian Ocean Boy
  type: MusicAlbum
  date published: 2023-08-11
  track: Baharia
    type: MusicRecording
    duration: PT3M4S
    duration ms: 184595
    explicit: false
    by artist: Tigrus
    in album: Indian Ocean Boy
      type: MusicAlbum
      date published: 2023-08-11
    isrc code: QZNWX2393005
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T04:13:42+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x95fa5fb555791b573b87c55a0bd684fb8227354fd5721732b765e01625d9d63a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956891
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956891
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWX2393005
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T07:16:32Z
    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 0x95fa5fb555791b573b87c55a0bd684fb8227354fd5721732b765e01625d9d63a. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/QZNWX2393005.
      date published: 2026-07-06T07:16:32Z
    audio: Baharia
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 96.026
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.822
      additional property: Energy
        type: PropertyValue
        value: 0.386
      additional property: Speechiness
        type: PropertyValue
        value: 0.047
      additional property: Acousticness
        type: PropertyValue
        value: 0.588
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.007
      additional property: Liveness
        type: PropertyValue
        value: 0.078
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.58
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.755
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Summer Girl
    type: MusicRecording
    duration: PT2M53S
    duration ms: 173524
    explicit: false
    by artist: Tigrus
    in album: Indian Ocean Boy
      type: MusicAlbum
      date published: 2023-08-11
    isrc code: QZK6G2210027
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T02:30:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x58413ce71f7456423c707fede7834745f8df9a16c481b186d50ef8b858fbdae1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958650
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958650
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6G2210027
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T03:36:41Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58413ce71f7456423c707fede7834745f8df9a16c481b186d50ef8b858fbdae1. Chain 2 (Bitcoin): anchored in block 958650 (2026-07-19T03:36:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6G2210027.
      date published: 2026-07-19T03:36:41Z
    audio: Summer Girl
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.015
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.755
      additional property: Energy
        type: PropertyValue
        value: 0.641
      additional property: Speechiness
        type: PropertyValue
        value: 0.222
      additional property: Acousticness
        type: PropertyValue
        value: 0.396
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.002
      additional property: Liveness
        type: PropertyValue
        value: 0.234
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Mzuri
album: Sacoche

Valence (Positivity)
type: PropertyValue
value: 0.579

Loudness (dB)
type: PropertyValue
value: -8.414

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Minor

Mzuri
type: MusicAlbum
date published: 2025-02-14
track: Mzuri
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161632
  explicit: false
  by artist: Tigrus
  in album: Mzuri
    type: MusicAlbum
    date published: 2025-02-14
  isrc code: TCAJE2598544
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T18:02:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x90afb9fa84515d87ff81e11f5b2120713a9366bd4340c2cb31bc3c5d287dc2a7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958771
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958771
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJE2598544
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T21:03:54Z
  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 0x90afb9fa84515d87ff81e11f5b2120713a9366bd4340c2cb31bc3c5d287dc2a7. Chain 2 (Bitcoin): anchored in block 958771 (2026-07-19T21:03:54Z), 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/TCAJE2598544.
    date published: 2026-07-19T21:03:54Z
  audio: Mzuri
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.036
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.777
    additional property: Energy
      type: PropertyValue
      value: 0.649
    additional property: Speechiness
      type: PropertyValue
      value: 0.06
    additional property: Acousticness
      type: PropertyValue
      value: 0.379
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.002
    additional property: Liveness
      type: PropertyValue
      value: 0.07
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.462
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.656
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Sacoche
type: MusicAlbum
date published: 2025-09-07