La Machine
type: MusicGroup
genre: folk
description: La Machine () is a commune in the Nièvre department in central France.INSEE commune file Mining city Mining marked its history. Coal was extracted beginning in the fifteenth century. The hamlet took
popularity: 8
followers: 881
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x1fb28765f08ce529daa0bbcd9aa6c6dfdd8c63b0d714ef14b20425ca901064b1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSProofURL
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/fb20a999-7ea3-4731-aad2-db6fbd930a01.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fb20a999-7ea3-4731-aad2-db6fbd930a01
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
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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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fb28765f08ce529daa0bbcd9aa6c6dfdd8c63b0d714ef14b20425ca901064b1. Chain 2 (Bitcoin): anchored in block 954729 (2026-06-21T18:16:07Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fb20a999-7ea3-4731-aad2-db6fbd930a01.json and https://artists.proofprofile.net/proofs/artist/fb20a999-7ea3-4731-aad2-db6fbd930a01.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:16:07Z
  text: {"copyright_id":"0x1fb28765f08ce529daa0bbcd9aa6c6dfdd8c63b0d714ef14b20425ca901064b1","name":"La Machine","registered_at":"2026-06-21T17:25:21Z","symbol":"NIM1987024","token_address":"0x37ea141d80053440f80a0f958fd3087a75444aee","type":"artist","uuid":"fb20a999-7ea3-4731-aad2-db6fbd930a01"}
album: Les retrouvailles
  type: MusicAlbum
  date published: 2022-09-13
album: Retrouvailles
  type: MusicAlbum
  date published: 2022-10-07
  track: Le Meunier
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212423
    explicit: false
    by artist: La Machine
    in album: Retrouvailles
      type: MusicAlbum
      date published: 2022-10-07
    genre: folk
    isrc code: FR9W12150173
    additional property: CopyrightID
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:59:37Z
    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 0x921191b502a60f70a1882c39a9ad3c6158c76932670c015d7e619990b35544a7. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/FR9W12150173.
      date published: 2026-07-05T10:59:37Z
    audio: Le Meunier
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.027
      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
        type: PropertyValue
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      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.089
      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
        type: PropertyValue
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      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.732
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.696
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Les retrouvailles
    type: MusicRecording
    duration: PT3M43S
    duration ms: 223897
    explicit: false
    by artist: La Machine
    in album: Retrouvailles
      type: MusicAlbum
      date published: 2022-10-07
    genre: folk
    isrc code: FR9W12150176
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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    additional property: OTSBitcoinBlockVerifyURL
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
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    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 0xbb830ba268bda414ad2ca7a1056afb11bc6b8ea2151e166a3a7a6a0b1b093705. 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/FR9W12150176.
      date published: 2026-07-20T22:08:19Z
    audio: Les retrouvailles
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 108.016
      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: 0.469
      additional property: Energy
        type: PropertyValue
        value: 0.726
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.001
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.003
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Liveness
type: PropertyValue
value: 0.206

Valence (Positivity)
type: PropertyValue
value: 0.331

Loudness (dB)
type: PropertyValue
value: -9.889

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major