Plain 9ine
type: MusicGroup
genre: italian trap
popularity: 7
followers: 62
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f4a9437353dbe687e66afd326fd677e00b5ab5ccd74a5daad106b08a2a26a9a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/88b306a1-4231-40bd-a6d3-000f83a29096.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/88b306a1-4231-40bd-a6d3-000f83a29096.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/88b306a1-4231-40bd-a6d3-000f83a29096
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6f4a9437353dbe687e66afd326fd677e00b5ab5ccd74a5daad106b08a2a26a9a","name":"Plain 9ine","registered_at":"2026-06-17T13:06:50Z","symbol":"NIM1404657","token_address":"0x175968852c52a3e69001c66094cd74da8a872a08","type":"artist","uuid":"88b306a1-4231-40bd-a6d3-000f83a29096"}
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 0x6f4a9437353dbe687e66afd326fd677e00b5ab5ccd74a5daad106b08a2a26a9a. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/88b306a1-4231-40bd-a6d3-000f83a29096.json and https://artists.proofprofile.net/proofs/artist/88b306a1-4231-40bd-a6d3-000f83a29096.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x6f4a9437353dbe687e66afd326fd677e00b5ab5ccd74a5daad106b08a2a26a9a","name":"Plain 9ine","registered_at":"2026-06-17T13:06:50Z","symbol":"NIM1404657","token_address":"0x175968852c52a3e69001c66094cd74da8a872a08","type":"artist","uuid":"88b306a1-4231-40bd-a6d3-000f83a29096"}
album: Clessidre
  type: MusicAlbum
  date published: 2024-10-11
album: 100 volt
  type: MusicAlbum
  date published: 2024-11-08
album: Morfeus
  type: MusicAlbum
  date published: 2024-12-13
album: Black Magic
  type: MusicAlbum
  date published: 2025-01-03
album: Outsider
  type: MusicAlbum
  date published: 2025-01-31
  track: Outsider
    type: MusicRecording
    duration: PT2M42S
    duration ms: 162461
    explicit: false
    by artist: Plain 9ine
    in album: Outsider
      type: MusicAlbum
      date published: 2025-01-31
    genre: italian trap
    isrc code: IT7LD2403777
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T23:51:46+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3686006106501af6c3a18a188e183bafb85b0a335a7cfccc23ee8ff048906c68
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956728
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IT7LD2403777
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0x3686006106501af6c3a18a188e183bafb85b0a335a7cfccc23ee8ff048906c68. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/IT7LD2403777.
      date published: 2026-07-05T01:43:49Z
    audio: Outsider
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.086
      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: 0.656
      additional property: Energy
        type: PropertyValue
        value: 0.67
      additional property: Speechiness
        type: PropertyValue
        value: 0.071
      additional property: Acousticness
        type: PropertyValue
        value: 0.195
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.095
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.587
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.734
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Deficit
  type: MusicAlbum
  date published: 2025-03-07
  track: Deficit
    type: MusicRecording
    duration: PT2M5S
    duration ms: 125538
    explicit: true
    by artist: Plain 9ine
    in album: Deficit
      type: MusicAlbum
      date published: 2025-03-07
    genre: italian trap
    isrc code: IT7LD2500210
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T04:23:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfeaa7a8217480a199145cc6de320a46c850b49fcff113b84286389c468a443fe
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958544
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IT7LD2500210
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    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 0xfeaa7a8217480a199145cc6de320a46c850b49fcff113b84286389c468a443fe. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/IT7LD2500210.
      date published: 2026-07-18T12:14:37Z
    audio: Deficit
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.03
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.697
      additional property: Energy
        type: PropertyValue
        value: 0.568
      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
album: L1MBO
album: Tossine

Speechiness
type: PropertyValue
value: 0.141

Acousticness
type: PropertyValue
value: 0.253

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.124

Valence (Positivity)
type: PropertyValue
value: 0.705

Loudness (dB)
type: PropertyValue
value: -9.506

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

L1MBO
type: MusicAlbum
date published: 2025-06-05

Tossine
type: MusicAlbum
date published: 2025-07-18