Massiv
type: MusicGroup
description: Wasiem Taha (), better known as Massiv (born 9 November 1982), is a German gangsta rapper, Twitch streamer, YouTuber, and actor. He began his career in 2004 under the stage name Pitbull, but changed i
popularity: 10
followers: 19
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3998da264149e7006a6ee7e9e0bb2175676dac232a076208b38487b4a3c98c4b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953851
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953851
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0181aa97-117f-471e-aeaf-c298fa263c98.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0181aa97-117f-471e-aeaf-c298fa263c98.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0181aa97-117f-471e-aeaf-c298fa263c98
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T23:06:35Z
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 0x3998da264149e7006a6ee7e9e0bb2175676dac232a076208b38487b4a3c98c4b. Chain 2 (Bitcoin): anchored in block 953852 (2026-06-15T23:13:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0181aa97-117f-471e-aeaf-c298fa263c98.json and https://artists.proofprofile.net/proofs/artist/0181aa97-117f-471e-aeaf-c298fa263c98.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T23:13:02Z
album: Gangster
  type: MusicAlbum
  date published: 2024-12-08
album: Vendetta
  type: MusicAlbum
  date published: 2024-12-09
  track: Vendetta
    type: MusicRecording
    duration: PT4M0S
    duration ms: 240000
    explicit: true
    by artist: Massiv
    in album: Vendetta
      type: MusicAlbum
      date published: 2024-12-09
    isrc code: SGW502279056
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T07:06:03+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdd4d402c7637cba9e2f30bca10239d47a11e1cc397a49cb739b1a2f285e81f21
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956474
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956474
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SGW502279056
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T08:56:35Z
    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 0xdd4d402c7637cba9e2f30bca10239d47a11e1cc397a49cb739b1a2f285e81f21. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/SGW502279056.
      date published: 2026-07-03T08:56:35Z
    audio: Vendetta
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 164.986
      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: 0.573
      additional property: Energy
        type: PropertyValue
        value: 0.376
      additional property: Speechiness
        type: PropertyValue
        value: 0.731
      additional property: Acousticness
        type: PropertyValue
        value: 0.175
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.101
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.552
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.938
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Wenn Der Mond In Mein Ghetto Kracht
  type: MusicAlbum
  date published: 2025-05-16