ΚΞ
type: MusicGroup
popularity: 18
followers: 648
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d2f6a42bda030e28b75425af02ac2f66d7051933691ef38ff3c265877321386
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953701
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953701
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/772f0ee0-42ca-4759-9b0e-4fe83e833193.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/772f0ee0-42ca-4759-9b0e-4fe83e833193.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/772f0ee0-42ca-4759-9b0e-4fe83e833193
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T22:16:40Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1d2f6a42bda030e28b75425af02ac2f66d7051933691ef38ff3c265877321386","name":"ΚΞ","registered_at":"2026-06-14T16:57:40Z","symbol":"NIM0517269","token_address":"0x423ceac5c57345da11855c34751df8cf7323f88a","type":"artist","uuid":"772f0ee0-42ca-4759-9b0e-4fe83e833193"}
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 0x1d2f6a42bda030e28b75425af02ac2f66d7051933691ef38ff3c265877321386. Chain 2 (Bitcoin): anchored in block 953701 (2026-06-14T22:16:40Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/772f0ee0-42ca-4759-9b0e-4fe83e833193.json and https://artists.proofprofile.net/proofs/artist/772f0ee0-42ca-4759-9b0e-4fe83e833193.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:16:40Z
  text: {"copyright_id":"0x1d2f6a42bda030e28b75425af02ac2f66d7051933691ef38ff3c265877321386","name":"ΚΞ","registered_at":"2026-06-14T16:57:40Z","symbol":"NIM0517269","token_address":"0x423ceac5c57345da11855c34751df8cf7323f88a","type":"artist","uuid":"772f0ee0-42ca-4759-9b0e-4fe83e833193"}
album: Έχουμε και Λέμε
  type: MusicAlbum
  date published: 2018-07-18
album: Ουίσκι-μπύρα
  type: MusicAlbum
  date published: 2019-05-18
album: Σπονδή την ουσία
  type: MusicAlbum
  date published: 2019-06-22
album: +ουσία
  type: MusicAlbum
  date published: 2020-03-09
album: Έλκξη
  type: MusicAlbum
  date published: 2020-06-17
album: Secrets
  type: MusicAlbum
  date published: 2020-09-15
album: Προσομοίωση
  type: MusicAlbum
  date published: 2020-11-21
album: Α.Σ.Δ.
  type: MusicAlbum
  date published: 2021-06-02
album: Grande
  type: MusicAlbum
  date published: 2021-11-11
album: Απo τα κάτω, προς τα πίσω και πίσω
  type: MusicAlbum
  date published: 2022-01-02
album: Υπαρκξη
  type: MusicAlbum
  date published: 2022-01-02
album: 404
  type: MusicAlbum
  date published: 2022-02-27
album: HASTA LA MUERTE
  type: MusicAlbum
  date published: 2022-04-10
album: Leviosa
  type: MusicAlbum
  date published: 2022-05-20
album: CORONA
  type: MusicAlbum
  date published: 2022-07-04
album: Serenity
  type: MusicAlbum
  date published: 2022-11-15
album: Κομμάτια του κύβου
  type: MusicAlbum
  date published: 2023-04-12
album: Α 22
  type: MusicAlbum
  date published: 2023-05-15
album: Φλόγα
  type: MusicAlbum
  date published: 2023-05-23
album: CSH
  type: MusicAlbum
  date published: 2023-07-25
  track: HARM
    type: MusicRecording
    duration: PT4M8S
    duration ms: 248313
    explicit: false
    by artist: ΚΞ
    in album: CSH
      type: MusicAlbum
      date published: 2023-07-25
    isrc code: QZNWV2377370
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T20:33:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb80f1f94801b0aa8f55c1771781a6bcec9f21daa04d964c8954cf60d2fd51e90
    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/QZNWV2377370
    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 0xb80f1f94801b0aa8f55c1771781a6bcec9f21daa04d964c8954cf60d2fd51e90. 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/QZNWV2377370.
      date published: 2026-07-05T01:12:41Z
    audio: HARM
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 118.012
      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: 0.771
      additional property: Energy
        type: PropertyValue
        value: 0.915
      additional property: Speechiness
        type: PropertyValue
        value: 0.159
      additional property: Acousticness
        type: PropertyValue
        value: 0.176
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.002
      additional property: Liveness
        type: PropertyValue
        value: 0.195
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.461
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.678
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: PLATINUM
  type: MusicAlbum
  date published: 2024-02-25
album: ΤΟ ΧΡΩΜΑ ΣΤΑ ΜΑΤΙΑ
  type: MusicAlbum
  date published: 2024-03-11
  track: ΤΟ ΧΡΩΜΑ ΣΤΑ ΜΑΤΙΑ
    type: MusicRecording
    duration: PT3M54S
    duration ms: 234600
    explicit: false
    by artist: ΚΞ
    in album: ΤΟ ΧΡΩΜΑ ΣΤΑ ΜΑΤΙΑ
      type: MusicAlbum
      date published: 2024-03-11
    isrc code: QZHN32454097
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: ΤΟ ΧΡΩΜΑ ΣΤΑ ΜΑΤΙΑ
album: ΜΕΣΑ ΣΤΗΝ ΚΟΝΤΡΑ
album: ΤΟ ΝΙΚΗΤΗΡΙΟ
album: ΦΩΤΙΑ ΣΤΟ ΣΗΜΕΡΑ
album: ΣΥΝΕΧΩΣ ΣΤΗΝ ΡΟΗ
album: RAW ΚΕΦΑΛΑΙΟ
album: AURORA
album: Eγκάρσια τομή

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-19T20:24:33+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xfcb7921764a3ff79311967b364c01de2c0a8053a1794146d200baad8e039c266

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958779

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958779

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN32454097

OTSTimestamp
type: PropertyValue
value: 2026-07-19T21:08:39Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcb7921764a3ff79311967b364c01de2c0a8053a1794146d200baad8e039c266. Chain 2 (Bitcoin): anchored in block 958779 (2026-07-19T21:08:39Z), 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/QZHN32454097.
date published: 2026-07-19T21:08:39Z

ΤΟ ΧΡΩΜΑ ΣΤΑ ΜΑΤΙΑ
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 150.09
additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.742
additional property: Energy
  type: PropertyValue
  value: 0.497
additional property: Speechiness
  type: PropertyValue
  value: 0.17
additional property: Acousticness
  type: PropertyValue
  value: 0.215
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.112
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.158
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.244
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

ΜΕΣΑ ΣΤΗΝ ΚΟΝΤΡΑ
type: MusicAlbum
date published: 2024-04-26

ΤΟ ΝΙΚΗΤΗΡΙΟ
type: MusicAlbum
date published: 2024-05-10

ΦΩΤΙΑ ΣΤΟ ΣΗΜΕΡΑ
type: MusicAlbum
date published: 2024-05-24

ΣΥΝΕΧΩΣ ΣΤΗΝ ΡΟΗ
type: MusicAlbum
date published: 2024-06-07

RAW ΚΕΦΑΛΑΙΟ
type: MusicAlbum
date published: 2024-06-21

AURORA
type: MusicAlbum
date published: 2024-10-14

Eγκάρσια τομή
type: MusicAlbum
date published: 2025-02-24
track: Eγκάρσια τομή
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168058
  explicit: true
  by artist: ΚΞ
  in album: Eγκάρσια τομή
    type: MusicAlbum
    date published: 2025-02-24
  isrc code: QZES72522702
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T04:52:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43ce6f299dfa9604056a5681ffd9850745e3d023d0749f54ffac526116f523f9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958690
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES72522702
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T07:14:39Z
  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 0x43ce6f299dfa9604056a5681ffd9850745e3d023d0749f54ffac526116f523f9. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/QZES72522702.
    date published: 2026-07-19T07:14:39Z
  audio: Eγκάρσια τομή
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.804
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.634
    additional property: Energy
      type: PropertyValue
      value: 0.894
    additional property: Speechiness
      type: PropertyValue
      value: 0.289
    additional property: Acousticness
      type: PropertyValue
      value: 0.116
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.185
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.584
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.25
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major