FOSVC
type: MusicGroup
genre: memphis rap
popularity: 21
followers: 371
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0250b540f1118a70e57e1c2378e3e28cce36daddabeb3cfc623e091891b2c3fb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b0c39e4c-0d24-4a12-8d83-1d4bd24f2506.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b0c39e4c-0d24-4a12-8d83-1d4bd24f2506.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b0c39e4c-0d24-4a12-8d83-1d4bd24f2506
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0x0250b540f1118a70e57e1c2378e3e28cce36daddabeb3cfc623e091891b2c3fb. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b0c39e4c-0d24-4a12-8d83-1d4bd24f2506.json and https://artists.proofprofile.net/proofs/artist/b0c39e4c-0d24-4a12-8d83-1d4bd24f2506.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: RUN WHILE YOU CAN
  type: MusicAlbum
  date published: 2021-09-19
album: SUPRA
  type: MusicAlbum
  date published: 2021-09-26
album: ESPÍRITO
  type: MusicAlbum
  date published: 2023-05-14
album: DEMÔNIO
  type: MusicAlbum
  date published: 2023-05-17
album: TERMINATED
  type: MusicAlbum
  date published: 2023-05-26
album: SLAUGHTER
  type: MusicAlbum
  date published: 2023-06-02
album: LOOK AT ME
  type: MusicAlbum
  date published: 2023-06-15
album: FEAR
  type: MusicAlbum
  date published: 2023-07-11
album: RAGE IN HELL
  type: MusicAlbum
  date published: 2023-08-10
album: Street Killa 69
  type: MusicAlbum
  date published: 2023-08-15
album: Fvck 12
  type: MusicAlbum
  date published: 2023-08-18
album: MIDNIGHT RIDE
  type: MusicAlbum
  date published: 2023-08-28
album: 808 Motha Fvcka
  type: MusicAlbum
  date published: 2023-08-30
album: ADRENALINE
  type: MusicAlbum
  date published: 2023-09-17
album: Hold Yo Breath
  type: MusicAlbum
  date published: 2023-09-29
album: FIRST DEGREE
  type: MusicAlbum
  date published: 2023-10-02
album: INTOXICATED
  type: MusicAlbum
  date published: 2023-10-09
album: YEAH HOE
  type: MusicAlbum
  date published: 2023-10-15
album: MONDAY KILLA
  type: MusicAlbum
  date published: 2023-10-25
album: WELCOME TO MEMPHIS
  type: MusicAlbum
  date published: 2023-11-02
album: UNDEAD KILLA
  type: MusicAlbum
  date published: 2023-11-23
album: FANTASY
  type: MusicAlbum
  date published: 2023-12-01
album: INERTIA
  type: MusicAlbum
  date published: 2023-12-08
album: Diamond
  type: MusicAlbum
  date published: 2023-12-13
album: JINGLE COWBELLS
  type: MusicAlbum
  date published: 2023-12-19
album: Double Digits
  type: MusicAlbum
  date published: 2023-12-31
album: SLAYER
  type: MusicAlbum
  date published: 2024-01-07
album: DIMENSIONS
  type: MusicAlbum
  date published: 2024-01-12
album: essence
  type: MusicAlbum
  date published: 2024-01-25
album: SWISH
  type: MusicAlbum
  date published: 2024-01-31
album: Roll A' Joint
  type: MusicAlbum
  date published: 2024-02-07
album: 1996
  type: MusicAlbum
  date published: 2024-02-18
album: KILLA KLAN
  type: MusicAlbum
  date published: 2024-02-26
album: LATE NIGHT
  type: MusicAlbum
  date published: 2024-03-27
album: ROCK DA BELLZ
  type: MusicAlbum
  date published: 2024-04-03
album: EVILWAY
  type: MusicAlbum
  date published: 2024-04-15
album: LOVE DRUNK
  type: MusicAlbum
  date published: 2024-05-03
album: BLOODY PARADISE
  type: MusicAlbum
  date published: 2024-05-22
album: GET SOME
  type: MusicAlbum
  date published: 2024-05-29
album: 5.56
  type: MusicAlbum
  date published: 2024-07-03
album: C2P
  type: MusicAlbum
  date published: 2024-07-12
album: GET STUPID
  type: MusicAlbum
  date published: 2024-08-23
album: GET STUPID
  type: MusicAlbum
  date published: 2024-08-23
album: PLAYA HATERS
  type: MusicAlbum
  date published: 2024-09-13
  track: PLAYA HATERS
    type: MusicRecording
    duration: PT1M37S
    duration ms: 97424
    explicit: true
    by artist: FOSVC
    in album: PLAYA HATERS
      type: MusicAlbum
      date published: 2024-09-13
    genre: memphis rap
    isrc code: QZTBD2441070
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T20:23:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe85f7600dbddd555a56ebdd8d0c62d955ab2c48f6e9656ba88affaa8acbd3ca5
    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/QZTBD2441070
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T23:26:06Z
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: PLAYA HATERS
album: Suicide
album: Watchu Mean

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 0xe85f7600dbddd555a56ebdd8d0c62d955ab2c48f6e9656ba88affaa8acbd3ca5. Chain 2 (Bitcoin): anchored in block 959061 (2026-07-21T23:26:06Z), 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/QZTBD2441070.
date published: 2026-07-21T23:26:06Z

PLAYA HATERS
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 149.956
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: 0.671
additional property: Energy
  type: PropertyValue
  value: 0.91
additional property: Speechiness
  type: PropertyValue
  value: 0.165
additional property: Acousticness
  type: PropertyValue
  value: 0.019
additional property: Instrumentalness
  type: PropertyValue
  value: 0.401
additional property: Liveness
  type: PropertyValue
  value: 0.146
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.661
additional property: Loudness (dB)
  type: PropertyValue
  value: -3.282
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Suicide
type: MusicAlbum
date published: 2024-10-09

Watchu Mean
type: MusicAlbum
date published: 2024-11-01