Kal
type: MusicGroup
description: REDIRECT Kal
popularity: 10
followers: 856
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x816e26e27f76929d649ed3be5c9dc78500d1ea587e86a93e5454f695d81e0f98
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954784
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e6140db5-b8f4-4f56-a831-8e876a71a2c9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e6140db5-b8f4-4f56-a831-8e876a71a2c9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e6140db5-b8f4-4f56-a831-8e876a71a2c9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
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 0x816e26e27f76929d649ed3be5c9dc78500d1ea587e86a93e5454f695d81e0f98. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e6140db5-b8f4-4f56-a831-8e876a71a2c9.json and https://artists.proofprofile.net/proofs/artist/e6140db5-b8f4-4f56-a831-8e876a71a2c9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
album: KAL
  type: MusicAlbum
  date published: 2006-01-01
album: KAL
  type: MusicAlbum
  date published: 2006-01-01
album: Kal
  type: MusicAlbum
  date published: 2006-02-10
  track: Komedija
    type: MusicRecording
    duration: PT3M54S
    duration ms: 234520
    explicit: false
    by artist: Kal
    in album: Kal
      type: MusicAlbum
      date published: 2006-02-10
    isrc code: DEU330600094
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T21:18:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd0a4a13824a1369b2425bf7dc7eac4e182d02c99b32e3118fe8e1d50a845d63d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959061
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959061
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330600094
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T00:18:48Z
    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 0xd0a4a13824a1369b2425bf7dc7eac4e182d02c99b32e3118fe8e1d50a845d63d. Chain 2 (Bitcoin): anchored in block 959061 (2026-07-22T00:18:48Z), 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/DEU330600094.
      date published: 2026-07-22T00:18:48Z
    audio: Komedija
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 90.872
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.66
      additional property: Energy
        type: PropertyValue
        value: 0.599
      additional property: Speechiness
        type: PropertyValue
        value: 0.072
      additional property: Acousticness
        type: PropertyValue
        value: 0.115
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.049
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.8
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.932
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Mozzarella
    type: MusicRecording
    duration: PT2M26S
    duration ms: 146613
    explicit: false
    by artist: Kal
    in album: Kal
      type: MusicAlbum
      date published: 2006-02-10
    isrc code: DEU330600098
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T20:26:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x718cb329480eb5b8fd0023ed51531656eec0507c5b83149138ac62770524ad7b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330600098
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x718cb329480eb5b8fd0023ed51531656eec0507c5b83149138ac62770524ad7b. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330600098.
      date published: 2026-07-05T01:12:41Z
    audio: Mozzarella
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 124.957
      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: 0.776
      additional property: Energy
        type: PropertyValue
        value: 0.763
      additional property: Speechiness
        type: PropertyValue
        value: 0.12
      additional property: Acousticness
        type: PropertyValue
        value: 0.17
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.672
      additional property: Liveness
        type: PropertyValue
        value: 0.038
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Radio Romanista
album: Romology
album: Tri boje zvuka (Live at RTS Studio 8, 2016)
album: Frèdom (with Ninh)
album: Summer
album: Hope
album: Say Hello
album: Lie
album: Produccion Vol. 1
album: Produccion Volumen.2
album: Produccion Volumen.3

Valence (Positivity)
type: PropertyValue
value: 0.96

Loudness (dB)
type: PropertyValue
value: -4.579

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Minor

KAL
type: MusicAlbum
date published: 2006-02-10

Radio Romanista
type: MusicAlbum
date published: 2009-01-01

Radio Romanista
type: MusicAlbum
date published: 2009-01-01

Radio Romanista
type: MusicAlbum
date published: 2009-02-06

Radio Romanista
type: MusicAlbum
date published: 2009-02-06
track: Ding Deng Dong
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173346
  explicit: false
  by artist: Kal
  in album: Radio Romanista
    type: MusicAlbum
    date published: 2009-02-06
  isrc code: DEU330900217
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T05:23:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0a73244ae63508d1edb3a20281ce451243365161d788fa1348cacfdd67c8348f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958245
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958245
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330900217
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T08:26:18Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a73244ae63508d1edb3a20281ce451243365161d788fa1348cacfdd67c8348f. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T08:26:18Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330900217.
    date published: 2026-07-16T08:26:18Z
  audio: Ding Deng Dong
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 89.975
    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: 0.81
    additional property: Energy
      type: PropertyValue
      value: 0.807
    additional property: Speechiness
      type: PropertyValue
      value: 0.074
    additional property: Acousticness
      type: PropertyValue
      value: 0.135
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.061
    additional property: Liveness
      type: PropertyValue
      value: 0.16
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.942
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.677
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Luna
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225226
  explicit: false
  by artist: Kal
  in album: Radio Romanista
    type: MusicAlbum
    date published: 2009-02-06
  isrc code: DEU330900229
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T14:49:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7e57491b31533b34830369f3ffc9c5d0f21419fdc1e450ea762748a5a446d948
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330900229
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e57491b31533b34830369f3ffc9c5d0f21419fdc1e450ea762748a5a446d948. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU330900229.
    date published: 2026-07-05T01:12:41Z
  audio: Luna
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 82.524
    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: 0.757
    additional property: Energy
      type: PropertyValue
      value: 0.413
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.671
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.066
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.336
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.79
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Romology
type: MusicAlbum
date published: 2013-11-19

Romology
type: MusicAlbum
date published: 2013-11-19

Romology
type: MusicAlbum
date published: 2014

Tri boje zvuka (Live at RTS Studio 8, 2016)
type: MusicAlbum
date published: 2016

Romology
type: MusicAlbum
date published: 2016-12-23

Frèdom (with Ninh)
type: MusicAlbum
date published: 2020-09-02

Summer
type: MusicAlbum
date published: 2021-06-06

Hope
type: MusicAlbum
date published: 2021-06-12

Say Hello
type: MusicAlbum
date published: 2021-06-26

Lie
type: MusicAlbum
date published: 2021-07-01

Produccion Vol. 1
type: MusicAlbum
date published: 2021-10-04

Produccion Volumen.2
type: MusicAlbum
date published: 2021-10-22

Produccion Volumen.3
type: MusicAlbum
date published: 2021-10-22