Felsenstein
type: MusicGroup
genre: nightcore
popularity: 42
followers: 13725
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d526db13847589e7c02bfd2071ce82086ebbb99bd28233e397b70b94875beba
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/43d89703-69f0-4a7c-95e7-10a26b89fe6a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/43d89703-69f0-4a7c-95e7-10a26b89fe6a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/43d89703-69f0-4a7c-95e7-10a26b89fe6a
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 0x6d526db13847589e7c02bfd2071ce82086ebbb99bd28233e397b70b94875beba. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/43d89703-69f0-4a7c-95e7-10a26b89fe6a.json and https://artists.proofprofile.net/proofs/artist/43d89703-69f0-4a7c-95e7-10a26b89fe6a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Go Go Go Go! (Nightcore Version)
  type: MusicAlbum
  date published: 2019-11-01
album: Kill the DJ (Nightcore Version)
  type: MusicAlbum
  date published: 2020-05-08
  track: Kill the DJ - Nightcore Version
    type: MusicRecording
    duration: PT2M45S
    duration ms: 165530
    explicit: false
    by artist: Felsenstein
    in album: Kill the DJ (Nightcore Version)
      type: MusicAlbum
      date published: 2020-05-08
    genre: nightcore
    isrc code: DEPI82013065
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T04:52:41+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x259f332cb1a10880d85c5f72277ae1f451eca42d57b25c2e82a5480ff99955aa
    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/DEPI82013065
    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 0x259f332cb1a10880d85c5f72277ae1f451eca42d57b25c2e82a5480ff99955aa. 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/DEPI82013065.
      date published: 2026-07-03T08:56:35Z
    audio: Kill the DJ - Nightcore Version
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 179.636
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.482
      additional property: Energy
        type: PropertyValue
        value: 0.84
      additional property: Speechiness
        type: PropertyValue
        value: 0.056
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.305
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.465
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.557
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Higher Love (Nightcore Version)
  type: MusicAlbum
  date published: 2020-05-16
album: Jump with Me (Nightcore Version)
  type: MusicAlbum
  date published: 2020-05-22
album: Human Nations (Nightcore Version)
  type: MusicAlbum
  date published: 2020-05-29
album: It's Okay & Alright (Nightcore Version)
  type: MusicAlbum
  date published: 2020-06-19
album: 89ers Boy (Nightcore Version)
  type: MusicAlbum
  date published: 2021-08-06
album: Louder (Nightcore Version)
  type: MusicAlbum
  date published: 2022-08-05
  track: Louder - Nightcore Version
    type: MusicRecording
    duration: PT3M6S
    duration ms: 186000
    explicit: false
    by artist: Felsenstein
    in album: Louder (Nightcore Version)
      type: MusicAlbum
      date published: 2022-08-05
    genre: nightcore
    isrc code: DEPI82212260
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T09:51:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb0bee929ac86e5c748e61c901d26166751e25f4f9df8be9a3bd1cc5cd3b213b1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957851
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957851
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEPI82212260
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T11:26:33Z
    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 0xb0bee929ac86e5c748e61c901d26166751e25f4f9df8be9a3bd1cc5cd3b213b1. Chain 2 (Bitcoin): anchored in block 957851 (2026-07-13T11:26:33Z), 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/DEPI82212260.
      date published: 2026-07-13T11:26:33Z
    audio: Louder - Nightcore Version
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 156.943
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.602
      additional property: Energy
      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: Wilder Than a Hurricane (Nightcore Version)
album: Just a Prank! (Nightcore Version)
album: Go Go Go Go! (Nightcore X-Mas Version)
album: Go Go Go Go! (Meouw Version)

Energy
type: PropertyValue
value: 0.89

Speechiness
type: PropertyValue
value: 0.141

Acousticness
type: PropertyValue
value: 0

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.155

Valence (Positivity)
type: PropertyValue
value: 0.207

Loudness (dB)
type: PropertyValue
value: -5.724

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Minor

Wilder Than a Hurricane (Nightcore Version)
type: MusicAlbum
date published: 2023-11-18

Just a Prank! (Nightcore Version)
type: MusicAlbum
date published: 2023-12-15

Go Go Go Go! (Nightcore X-Mas Version)
type: MusicAlbum
date published: 2024-12-06
track: Go Go Go Go! - Nightcore X-Mas Version
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195058
  explicit: false
  by artist: Felsenstein
  in album: Go Go Go Go! (Nightcore X-Mas Version)
    type: MusicAlbum
    date published: 2024-12-06
  genre: nightcore
  isrc code: DEPI82453696
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T13:48:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7ea159f825e5358cfc3c191867f11825ea28938aecfd5b7c7691cf28b6899cdc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958166
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958166
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEPI82453696
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T16:52:05Z
  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 0x7ea159f825e5358cfc3c191867f11825ea28938aecfd5b7c7691cf28b6899cdc. Chain 2 (Bitcoin): anchored in block 958166 (2026-07-15T16:52:05Z), 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/DEPI82453696.
    date published: 2026-07-15T16:52:05Z
  audio: Go Go Go Go! - Nightcore X-Mas Version
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 167.319
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.514
    additional property: Energy
      type: PropertyValue
      value: 0.927
    additional property: Speechiness
      type: PropertyValue
      value: 0.077
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.032
    additional property: Liveness
      type: PropertyValue
      value: 0.129
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.476
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.569
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major

Go Go Go Go! (Meouw Version)
type: MusicAlbum
date published: 2025-06-13