Anna Frogin
type: MusicGroup
genre: acid techno
genre: tekno
popularity: 7
followers: 150
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe663e6385c9c39e863af556e2f9a6ac44332c2fe6ea44dffd3d36000bb7e5b4b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954603
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954603
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c46037f9-2f83-4586-9027-15fc0d417510.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c46037f9-2f83-4586-9027-15fc0d417510.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c46037f9-2f83-4586-9027-15fc0d417510
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T21:47:54Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe663e6385c9c39e863af556e2f9a6ac44332c2fe6ea44dffd3d36000bb7e5b4b","name":"Anna Frogin","registered_at":"2026-06-20T20:22:20Z","symbol":"NIM1704991","token_address":"0x3038c9893e951e089df9ad704bde610f4a1e358d","type":"artist","uuid":"c46037f9-2f83-4586-9027-15fc0d417510"}
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 0xe663e6385c9c39e863af556e2f9a6ac44332c2fe6ea44dffd3d36000bb7e5b4b. Chain 2 (Bitcoin): anchored in block 954603 (2026-06-20T21:47:54Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c46037f9-2f83-4586-9027-15fc0d417510.json and https://artists.proofprofile.net/proofs/artist/c46037f9-2f83-4586-9027-15fc0d417510.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T21:47:54Z
  text: {"copyright_id":"0xe663e6385c9c39e863af556e2f9a6ac44332c2fe6ea44dffd3d36000bb7e5b4b","name":"Anna Frogin","registered_at":"2026-06-20T20:22:20Z","symbol":"NIM1704991","token_address":"0x3038c9893e951e089df9ad704bde610f4a1e358d","type":"artist","uuid":"c46037f9-2f83-4586-9027-15fc0d417510"}
album: Aurore Acidulée
  type: MusicAlbum
  date published: 2018-04-27
album: L'odeur De La Teuf
  type: MusicAlbum
  date published: 2018-05-31
  track: L'odeur De La Teuf
    type: MusicRecording
    duration: PT5M54S
    duration ms: 354035
    explicit: false
    by artist: Anna Frogin
    in album: L'odeur De La Teuf
      type: MusicAlbum
      date published: 2018-05-31
    genre: acid techno
    genre: tekno
    isrc code: QZJRB1921225
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T17:50:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7a8d0988f2d951b1869c205ad8a8918f2150a9c80d6206a67bc36bebf6d8e8ec
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958601
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958601
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJRB1921225
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T19:27:02Z
    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 0x7a8d0988f2d951b1869c205ad8a8918f2150a9c80d6206a67bc36bebf6d8e8ec. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/QZJRB1921225.
      date published: 2026-07-18T19:27:02Z
    audio: L'odeur De La Teuf
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.977
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.505
      additional property: Energy
        type: PropertyValue
        value: 0.815
      additional property: Speechiness
        type: PropertyValue
        value: 0.04
      additional property: Acousticness
        type: PropertyValue
        value: 0.031
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.772
      additional property: Liveness
        type: PropertyValue
        value: 0.14
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.273
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.257
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Singularité Temporelle
  type: MusicAlbum
  date published: 2019-12-12
album: Requiem
  type: MusicAlbum
  date published: 2020-03-01
  track: Requiem
    type: MusicRecording
    duration: PT4M44S
    duration ms: 284068
    explicit: false
    by artist: Anna Frogin
    in album: Requiem
      type: MusicAlbum
      date published: 2020-03-01
    genre: acid techno
    genre: tekno
    isrc code: QZF8N2065580
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T17:41:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x88bc9b82507875a7a1aee0a840a446d45c77faaa7d59ffab195d53b5d32c4dcb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959043
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959043
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZF8N2065580
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T20:44:09Z
    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 0x88bc9b82507875a7a1aee0a840a446d45c77faaa7d59ffab195d53b5d32c4dcb. Chain 2 (Bitcoin): anchored in block 959043 (2026-07-21T20:44:09Z), 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/QZF8N2065580.
      date published: 2026-07-21T20:44:09Z
    audio: Requiem
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 155.007
      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: 0.486
      additional property: Energy
        type: PropertyValue
        value: 0.991
      additional property: Speechiness
        type: PropertyValue
        value: 0.095
      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: The Darkness
album: Papillon Bleu
album: Vie
album: Routine
album: L'envol Du Phénix
album: Anna
album: Larmes Sèches
album: Par-delà les murs

Acousticness
type: PropertyValue
value: 0.265

Instrumentalness
type: PropertyValue
value: 0.614

Liveness
type: PropertyValue
value: 0.213

Valence (Positivity)
type: PropertyValue
value: 0.249

Loudness (dB)
type: PropertyValue
value: -4.285

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Major

The Darkness
type: MusicAlbum
date published: 2021-04-24

Papillon Bleu
type: MusicAlbum
date published: 2023-01-15

Vie
type: MusicAlbum
date published: 2023-01-15

Routine
type: MusicAlbum
date published: 2023-01-15

L'envol Du Phénix
type: MusicAlbum
date published: 2023-01-15

Anna
type: MusicAlbum
date published: 2023-01-15

Larmes Sèches
type: MusicAlbum
date published: 2025-02-17

Par-delà les murs
type: MusicAlbum
date published: 2025-02-27