Slavefriese
type: MusicGroup
genre: gabber
genre: hardcore
genre: speedcore
popularity: 10
followers: 670
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954553
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ac083fab-edae-414f-96ed-013258ebeb15.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ac083fab-edae-414f-96ed-013258ebeb15.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ac083fab-edae-414f-96ed-013258ebeb15
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T11:51:30Z
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 0xd1b70108406c79ab4460e1aa9e7e4882499311be2c7ef356ffdf9fe2b117cff9. Chain 2 (Bitcoin): anchored in block 954553 (2026-06-20T11:51:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ac083fab-edae-414f-96ed-013258ebeb15.json and https://artists.proofprofile.net/proofs/artist/ac083fab-edae-414f-96ed-013258ebeb15.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T11:51:30Z
album: Five Minutes After the Pill / Wonderpill
  type: MusicAlbum
  date published: 2002-01-06
  track: Five Minutes After the Pill - Fifth Era Remix
    type: MusicRecording
    duration: PT5M13S
    duration ms: 313439
    explicit: false
    by artist: Slavefriese
    in album: Five Minutes After the Pill / Wonderpill
      type: MusicAlbum
      date published: 2002-01-06
    genre: gabber
    genre: hardcore
    genre: speedcore
    isrc code: DEAR42060211
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T13:38:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x16a4c58e4f2640ec6286b08b471801760e83bf3a8660e2520dc8348e2fc1a6e3
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958901
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958901
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42060211
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T16:40:17Z
    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 0x16a4c58e4f2640ec6286b08b471801760e83bf3a8660e2520dc8348e2fc1a6e3. Chain 2 (Bitcoin): anchored in block 958901 (2026-07-20T16:40:17Z), 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/DEAR42060211.
      date published: 2026-07-20T16:40:17Z
    audio: Five Minutes After the Pill - Fifth Era Remix
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 142.06
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.686
      additional property: Energy
        type: PropertyValue
        value: 0.807
      additional property: Speechiness
        type: PropertyValue
        value: 0.062
      additional property: Acousticness
        type: PropertyValue
        value: 0.001
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.181
      additional property: Liveness
        type: PropertyValue
        value: 0.11
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.08
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.504
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Five Minutes After the Pill
    type: MusicRecording
    duration: PT5M56S
    duration ms: 356647
    explicit: false
    by artist: Slavefriese
    in album: Five Minutes After the Pill / Wonderpill
      type: MusicAlbum
      date published: 2002-01-06
    genre: gabber
    genre: hardcore
    genre: speedcore
    isrc code: DEAR42081886
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T21:13:24+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xcc9dfb2dd92972ea6bea7986fb218e8e16979eab5fa73a29c5e90f0af8d20304
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958935
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958935
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42081886
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T22:08:19Z
    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 0xcc9dfb2dd92972ea6bea7986fb218e8e16979eab5fa73a29c5e90f0af8d20304. Chain 2 (Bitcoin): anchored in block 958935 (2026-07-20T22:08:19Z), 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/DEAR42081886.
      date published: 2026-07-20T22:08:19Z
    audio: Five Minutes After the Pill
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 145.467
      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: 0.756
      additional property: Energy
        type: PropertyValue
        value: 0.704
      additional property: Speechiness
        type: PropertyValue
        value: 0.142
      additional property: Acousticness
        type: PropertyValue
        value: 0.06
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.197
      additional property: Liveness
        type: PropertyValue
        value: 0.542
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Wonderpill Remix
album: Early Evidence & Remixes
album: Plutonium Crackers / Dorm of the Future
album: Millennium Hardcore
album: Ecstacy Me / Brickwall Shaker
album: I Call It a Loudner / On a Trip
album: Early Evidence 1997-1999
album: E-Boat - Acid Burn
album: Dance of Destruction / Oldschool Vibes

Valence (Positivity)
type: PropertyValue
value: 0.057

Loudness (dB)
type: PropertyValue
value: -5.832

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Wonderpill Remix
type: MusicAlbum
date published: 2013-09-10

Early Evidence & Remixes
type: MusicAlbum
date published: 2014-07-11

Plutonium Crackers / Dorm of the Future
type: MusicAlbum
date published: 2020-05-26

Millennium Hardcore
type: MusicAlbum
date published: 2020-08-17

Ecstacy Me / Brickwall Shaker
type: MusicAlbum
date published: 2021-01-18

I Call It a Loudner / On a Trip
type: MusicAlbum
date published: 2021-03-31

Early Evidence 1997-1999
type: MusicAlbum
date published: 2022-04-05
track: Computer Fuck - 1997
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200800
  explicit: false
  by artist: Slavefriese
  in album: Early Evidence 1997-1999
    type: MusicAlbum
    date published: 2022-04-05
  genre: gabber
  genre: hardcore
  genre: speedcore
  isrc code: DEAR42248972
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T20:46:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5efdf9ac640fb6ff94931e07891eec151ec6af96e55ed2907bd49e90e1dfd687
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956856
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956856
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42248972
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T01:25:57Z
  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 0x5efdf9ac640fb6ff94931e07891eec151ec6af96e55ed2907bd49e90e1dfd687. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/DEAR42248972.
    date published: 2026-07-06T01:25:57Z
  audio: Computer Fuck - 1997
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 159.976
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.644
    additional property: Energy
      type: PropertyValue
      value: 0.955
    additional property: Speechiness
      type: PropertyValue
      value: 0.064
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.355
    additional property: Liveness
      type: PropertyValue
      value: 0.116
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.53
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.499
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

E-Boat - Acid Burn
type: MusicAlbum
date published: 2022-11-11

Dance of Destruction / Oldschool Vibes
type: MusicAlbum
date published: 2025-03-27