Mr. Backside
type: MusicGroup
genre: boom bap
popularity: 9
followers: 368
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d0cca16ffe45ca7c03562fe9599b91fa7a73400f51f46d71a28108ca8f1ffb0. Chain 2 (Bitcoin): anchored in block 954593 (2026-06-20T19:46:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bdb65716-2d33-4ee1-95a2-a37e3fe192f4.json and https://artists.proofprofile.net/proofs/artist/bdb65716-2d33-4ee1-95a2-a37e3fe192f4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T19:46:01Z
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album: Tales from the Backside, Vol. 1
  type: MusicAlbum
  date published: 2012-11-11
album: Mr. Backside X Vimana Aircraft
  type: MusicAlbum
  date published: 2012-11-20
album: MrB
  type: MusicAlbum
  date published: 2013-09-10
album: MrB
  type: MusicAlbum
  date published: 2013-09-10
album: Tales From The Backside, Vol. 2
  type: MusicAlbum
  date published: 2014-04-15
album: Zwei
  type: MusicAlbum
  date published: 2014-11-16
album: Zwei
  type: MusicAlbum
  date published: 2014-11-16
album: Tales From The Backside, Vol. 3
  type: MusicAlbum
  date published: 2015-04-10
album: Backsides
  type: MusicAlbum
  date published: 2015-06-28
album: Sex Kino
  type: MusicAlbum
  date published: 2015-12-06
album: Sex Kino
  type: MusicAlbum
  date published: 2015-12-06
album: Backsides II
  type: MusicAlbum
  date published: 2016-04-10
album: Backsides II
  type: MusicAlbum
  date published: 2016-04-10
album: Expedition, Vol. 12 - Home
  type: MusicAlbum
  date published: 2016-07-01
album: EXPEDITion Vol. 12: Home
  type: MusicAlbum
  date published: 2016-07-01
album: Expedition, Vol. 12 - Home
  type: MusicAlbum
  date published: 2016-07-01
album: Backsides III
  type: MusicAlbum
  date published: 2016-08-21
album: Backsides III
  type: MusicAlbum
  date published: 2016-08-21
album: Supermarkt
  type: MusicAlbum
  date published: 2017-02-26
album: Der Letzte Ninja
  type: MusicAlbum
  date published: 2017-09-10
album: Der Letzte Ninja
  type: MusicAlbum
  date published: 2017-09-10
album: Backsides IV
  type: MusicAlbum
  date published: 2018-05-13
album: Mr. J
  type: MusicAlbum
  date published: 2018-11-04
album: Backsides V
  type: MusicAlbum
  date published: 2019-10-01
album: Backsides V
  type: MusicAlbum
  date published: 2019-10-01
album: Galaxy Dreams
  type: MusicAlbum
  date published: 2020-05-05
album: Galaxy Dreams
  type: MusicAlbum
  date published: 2020-05-05
album: Unidentified
  type: MusicAlbum
  date published: 2020-09-22
  track: Broken Crosses
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    duration: PT1M55S
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    by artist: Mr. Backside
    in album: Unidentified
      type: MusicAlbum
      date published: 2020-09-22
    genre: boom bap
    isrc code: DEQ022009601
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEQ022009601
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T05:10:34Z
    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 0x2fd2044a9bbd70579027c5b6b0b07d280f595171a623825a0c34ac0a6e7d1ef3. Chain 2 (Bitcoin): anchored in block 957957 (2026-07-14T05:10:34Z), 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/DEQ022009601.
      date published: 2026-07-14T05:10:34Z
    audio: Broken Crosses
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 85.081
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
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      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
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        value: 0.701
      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
        value: 0.046
      additional property: Acousticness
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        value: 0.553
      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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        value: -9.043
      additional property: Key Name
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  track: Once Again
album: On Top Of The World
album: Control
album: Galaxy Dreams 2
album: Once Then
album: Lifeplan
album: Galaxy Dreams 3
album: Die Nacht
album: Deus Enim
album: Gesehen
album: The Cult
album: Backsides VI

Key Name
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value: B

Mode Name
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value: Minor

Once Again
type: MusicRecording
duration: PT1M53S
duration ms: 113830
explicit: false
by artist: Mr. Backside
in album: Unidentified
  type: MusicAlbum
  date published: 2020-09-22
genre: boom bap
isrc code: DEQ022009606
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T15:22:53Z
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 0x52b399167d5b30c46c7870bbef67eb86eae22ed21460726628f75a0f35d2dc3d. Chain 2 (Bitcoin): anchored in block 958880 (2026-07-20T15:22:53Z), 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/DEQ022009606.
  date published: 2026-07-20T15:22:53Z
audio: Once Again
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.912
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    value: 10
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.862
  additional property: Liveness
    type: PropertyValue
    value: 0.137
  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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Unidentified
type: MusicAlbum
date published: 2020-09-22

On Top Of The World
type: MusicAlbum
date published: 2021-07-30

Control
type: MusicAlbum
date published: 2021-08-13

Galaxy Dreams 2
type: MusicAlbum
date published: 2021-08-27

Galaxy Dreams 2
type: MusicAlbum
date published: 2021-08-27

Once Then
type: MusicAlbum
date published: 2022-03-01

Once Then
type: MusicAlbum
date published: 2022-03-01

Lifeplan
type: MusicAlbum
date published: 2022-03-15

Lifeplan
type: MusicAlbum
date published: 2022-03-15

Galaxy Dreams 3
type: MusicAlbum
date published: 2022-03-29

Galaxy Dreams 3
type: MusicAlbum
date published: 2022-03-29

Die Nacht
type: MusicAlbum
date published: 2022-10-07

Die Nacht
type: MusicAlbum
date published: 2022-10-07

Deus Enim
type: MusicAlbum
date published: 2022-10-21

Deus Enim
type: MusicAlbum
date published: 2022-10-21

Gesehen
type: MusicAlbum
date published: 2022-11-04

The Cult
type: MusicAlbum
date published: 2022-11-18

Backsides VI
type: MusicAlbum
date published: 2024-09-20
track: Want More
  type: MusicRecording
  duration: PT1M44S
  duration ms: 104616
  explicit: false
  by artist: Mr. Backside
  in album: Backsides VI
    type: MusicAlbum
    date published: 2024-09-20
  genre: boom bap
  isrc code: DGA0L2408679
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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    value: https://blockstream.info/api/block-height/958897
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0L2408679
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T16:32:21Z
  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 0xed4dd6df944778d4f86e754cc8467026e5a4cd686c5d9a028b8588b51fe22d61. Chain 2 (Bitcoin): anchored in block 958897 (2026-07-20T16:32:21Z), 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/DGA0L2408679.
    date published: 2026-07-20T16:32:21Z
  audio: Want More
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 96.974
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.684
    additional property: Energy
      type: PropertyValue
      value: 0.696
    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
      value: 0.433
    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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