Diafour
type: MusicGroup
popularity: 2
followers: 203
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7cfce68a8a3aeb83f205076caac98de959e5844bbf8964536203909c4435d9fe
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/efe1a0a2-cb5b-4ee9-b385-fd2db3d1cc08.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/efe1a0a2-cb5b-4ee9-b385-fd2db3d1cc08.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/efe1a0a2-cb5b-4ee9-b385-fd2db3d1cc08
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 0x7cfce68a8a3aeb83f205076caac98de959e5844bbf8964536203909c4435d9fe. 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/efe1a0a2-cb5b-4ee9-b385-fd2db3d1cc08.json and https://artists.proofprofile.net/proofs/artist/efe1a0a2-cb5b-4ee9-b385-fd2db3d1cc08.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
album: Strangers
  type: MusicAlbum
  date published: 2021-07-07
album: Unpredictable
  type: MusicAlbum
  date published: 2021-08-27
album: vistory
  type: MusicAlbum
  date published: 2021-12-08
album: Shine Again
  type: MusicAlbum
  date published: 2022-06-10
album: Diatunes : Pentalogy (432Hz) [Piano Version 432Hz]
  type: MusicAlbum
  date published: 2023-03-24
album: Diatunes : Pentalogy (Piano Version)
  type: MusicAlbum
  date published: 2023-03-24
album: Last Summer (432Hz Version)
  type: MusicAlbum
  date published: 2023-04-04
album: Last Summer
  type: MusicAlbum
  date published: 2023-04-05
album: Last Summer
  type: MusicAlbum
  date published: 2023-04-05
album: Samandar
  type: MusicAlbum
  date published: 2024-09-27
album: easy 2 forget
  type: MusicAlbum
  date published: 2025-03-05
  track: easy 2 forget
    type: MusicRecording
    duration: PT2M45S
    duration ms: 165142
    explicit: false
    by artist: Diafour
    in album: easy 2 forget
      type: MusicAlbum
      date published: 2025-03-05
    isrc code: INN2I2414821
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T02:36:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1044f033a391f636bdbf60a52a4dc1afeb777e3b51bc3b864bfe8e1d21c0db43
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959096
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959096
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INN2I2414821
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T05:38:17Z
    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 0x1044f033a391f636bdbf60a52a4dc1afeb777e3b51bc3b864bfe8e1d21c0db43. Chain 2 (Bitcoin): anchored in block 959096 (2026-07-22T05:38:17Z), 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/INN2I2414821.
      date published: 2026-07-22T05:38:17Z
    audio: easy 2 forget
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.999
      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: 0.937
      additional property: Energy
        type: PropertyValue
        value: 0.421
      additional property: Speechiness
        type: PropertyValue
        value: 0.222
      additional property: Acousticness
        type: PropertyValue
        value: 0.133
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.566
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.117
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: DELUSIONAL LOVER
  type: MusicAlbum
  date published: 2025-06-13
  track: DELUSIONAL LOVER
    type: MusicRecording
    duration: PT2M56S
    duration ms: 176640
    explicit: false
    by artist: Diafour
    in album: DELUSIONAL LOVER
      type: MusicAlbum
      date published: 2025-06-13
    isrc code: INN2I2508124
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T10:58:26+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x90eb0113de3f9ba1449e7b892fd039b86afc5e77c59491f1d38ad10858332047
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956822
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956822
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INN2I2508124
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T18:48:28Z
    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 0x90eb0113de3f9ba1449e7b892fd039b86afc5e77c59491f1d38ad10858332047. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/INN2I2508124.
      date published: 2026-07-05T18:48:28Z
    audio: DELUSIONAL LOVER
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 124.997
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      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

Mode (Major/Minor)
type: PropertyValue
value: 1

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.811

Energy
type: PropertyValue
value: 0.568

Speechiness
type: PropertyValue
value: 0.033

Acousticness
type: PropertyValue
value: 0.025

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.522

Valence (Positivity)
type: PropertyValue
value: 0.596

Loudness (dB)
type: PropertyValue
value: -9.616

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major