Incanto Quartet
type: MusicGroup
popularity: 14
followers: 1026
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd885a5e98f6e12fe4ad5c7fc8af130482f81704ab45907dc927b77994aef7ce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953625
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953625
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2901bc09-ff78-4141-a5f6-7fa215a23714.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2901bc09-ff78-4141-a5f6-7fa215a23714.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2901bc09-ff78-4141-a5f6-7fa215a23714
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T11:37:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbd885a5e98f6e12fe4ad5c7fc8af130482f81704ab45907dc927b77994aef7ce","name":"Incanto Quartet","registered_at":"2026-06-14T08:47:45Z","symbol":"NIM0400370","token_address":"0x1227b5d1c97321d1f0f86992deafce8423f44f2b","type":"artist","uuid":"2901bc09-ff78-4141-a5f6-7fa215a23714"}
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 0xbd885a5e98f6e12fe4ad5c7fc8af130482f81704ab45907dc927b77994aef7ce. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2901bc09-ff78-4141-a5f6-7fa215a23714.json and https://artists.proofprofile.net/proofs/artist/2901bc09-ff78-4141-a5f6-7fa215a23714.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T11:41:45Z
  text: {"copyright_id":"0xbd885a5e98f6e12fe4ad5c7fc8af130482f81704ab45907dc927b77994aef7ce","name":"Incanto Quartet","registered_at":"2026-06-14T08:47:45Z","symbol":"NIM0400370","token_address":"0x1227b5d1c97321d1f0f86992deafce8423f44f2b","type":"artist","uuid":"2901bc09-ff78-4141-a5f6-7fa215a23714"}
album: Eclettica
  type: MusicAlbum
  date published: 2019-01-01
  track: Let It Be
    type: MusicRecording
    duration: PT3M12S
    duration ms: 192133
    explicit: false
    by artist: Incanto Quartet
    in album: Eclettica
      type: MusicAlbum
      date published: 2019-01-01
    isrc code: ITAJ21909010
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T21:06:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8faee92802646f3926f5369ca2ec2138b9e25868f8317302df8d6f0d28948b02
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957756
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957756
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITAJ21909010
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T21:36:27Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8faee92802646f3926f5369ca2ec2138b9e25868f8317302df8d6f0d28948b02. Chain 2 (Bitcoin): anchored in block 957756 (2026-07-12T21:36:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITAJ21909010.
      date published: 2026-07-12T21:36:27Z
    audio: Let It Be
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.794
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.424
      additional property: Energy
        type: PropertyValue
        value: 0.522
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.674
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.115
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.461
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.487
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Skyfall
    type: MusicRecording
    duration: PT4M32S
    duration ms: 272893
    explicit: false
    by artist: Incanto Quartet
    in album: Eclettica
      type: MusicAlbum
      date published: 2019-01-01
    isrc code: ITAJ21909030
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T17:50:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb8217dd62ac5533189cc5753f1ec2a39a917c856d4d9a7794dfc7e6a41a4d413
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956841
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956841
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITAJ21909030
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T22:14:35Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8217dd62ac5533189cc5753f1ec2a39a917c856d4d9a7794dfc7e6a41a4d413. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITAJ21909030.
      date published: 2026-07-05T22:14:35Z
    audio: Skyfall
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 149.653
      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: 0.251
      additional property: Energy
        type: PropertyValue
        value: 0.624
      additional property: Speechiness
        type: PropertyValue
        value: 0.039
      additional property: Acousticness
        type: PropertyValue
        value: 0.767
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.081
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.114
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.767
      additional property: Key Name
      additional property: Mode Name
  track: What a Feeling
  track: Abba Tribute: The Winner takes It All / Dancing Queen / Mamma Mia

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

What a Feeling
type: MusicRecording
duration: PT3M50S
duration ms: 230013
explicit: false
by artist: Incanto Quartet
in album: Eclettica
  type: MusicAlbum
  date published: 2019-01-01
isrc code: ITAJ21909040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T01:18:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x895a5ac413ac2115af308051160f019a2c30f1e703fc94cd58aa75359ae79f09
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956857
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956857
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITAJ21909040
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:26:17Z
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 0x895a5ac413ac2115af308051160f019a2c30f1e703fc94cd58aa75359ae79f09. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/ITAJ21909040.
  date published: 2026-07-06T01:26:17Z
audio: What a Feeling
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.037
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.492
  additional property: Energy
    type: PropertyValue
    value: 0.754
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.395
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.379
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.333
  additional property: Loudness (dB)
    type: PropertyValue
    value: -2.966
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Abba Tribute: The Winner takes It All / Dancing Queen / Mamma Mia
type: MusicRecording
duration: PT5M30S
duration ms: 330546
explicit: false
by artist: Incanto Quartet
in album: Eclettica
  type: MusicAlbum
  date published: 2019-01-01
isrc code: ITAJ21909060
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T21:31:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbdbc4a141938637a0132fc696b3b179ab9b1b239556bf29148580e287636bdf5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958617
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958617
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITAJ21909060
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T22:07:13Z
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 0xbdbc4a141938637a0132fc696b3b179ab9b1b239556bf29148580e287636bdf5. Chain 2 (Bitcoin): anchored in block 958617 (2026-07-18T22:07:13Z), 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/ITAJ21909060.
  date published: 2026-07-18T22:07:13Z
audio: Abba Tribute: The Winner takes It All / Dancing Queen / Mamma Mia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.028
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.353
  additional property: Energy
    type: PropertyValue
    value: 0.654
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.424
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.3
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.504
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Eclettica
type: MusicAlbum
date published: 2019-01-01

Eclettica
type: MusicAlbum
date published: 2019-08-07