Firmin Viry
type: MusicGroup
genre: traditional music
description: Firmin Viry (born 11 March 1935) is a singer from Réunion known for maloya music. He was born in the Ligne Paradis neighborhood of Saint-Pierre. Viry developed his musical talents while working in the
popularity: 6
followers: 1624
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62c9b147fb0312dba09e79af44f9e4db98ab9ccf758742c328ee280e8da517b4. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/cf271490-8dae-4386-a469-cc2d372cecf6.json and https://artists.proofprofile.net/proofs/artist/cf271490-8dae-4386-a469-cc2d372cecf6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0x62c9b147fb0312dba09e79af44f9e4db98ab9ccf758742c328ee280e8da517b4","name":"Firmin Viry","registered_at":"2026-06-21T00:35:58Z","symbol":"NIM1761367","token_address":"0x170a4229e179c6bfd07572e621fb4bd93ae1094e","type":"artist","uuid":"cf271490-8dae-4386-a469-cc2d372cecf6"}
album: Mémwar in Pèp
  type: MusicAlbum
  date published: 2011
  track: Valet Valet
    type: MusicRecording
    duration: PT6M28S
    duration ms: 388286
    explicit: false
    by artist: Firmin Viry
    in album: Mémwar in Pèp
      type: MusicAlbum
      date published: 2011
    genre: traditional music
    isrc code: FR6V80354291
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      value: registered
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    additional property: OTSTimestamp
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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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbf5360cc4ad5de47eb07a01f091f9627c896c39a1096f98332edace4cbce68e. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/FR6V80354291.
      date published: 2026-07-05T01:12:41Z
    audio: Valet Valet
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 174.22
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.403
      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
        value: 0.1
      additional property: Acousticness
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      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
        type: PropertyValue
        value: 0.325
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.268
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.195
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Île de la réunion (Maloya)
  type: MusicAlbum
  date published: 2017-04-28
  track: Somin grands bois
    type: MusicRecording
    duration: PT5M0S
    duration ms: 300560
    explicit: false
    by artist: Firmin Viry
    in album: Île de la réunion (Maloya)
      type: MusicAlbum
      date published: 2017-04-28
    genre: traditional music
    isrc code: FR05G1610148
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    additional property: OTSTimestamp
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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 0xc37e4735f36be0eccf9c9937880bbb40ac696181ad1f2116992087113db1c778. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-21T08:52:27Z), 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/FR05G1610148.
      date published: 2026-07-21T08:52:27Z
    audio: Somin grands bois
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 107.437
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.612
      additional property: Energy
        type: PropertyValue
        value: 0.56
      additional property: Speechiness
        type: PropertyValue
        value: 0.057
      additional property: Acousticness
        type: PropertyValue
        value: 0.14
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Liveness
type: PropertyValue
value: 0.232

Valence (Positivity)
type: PropertyValue
value: 0.926

Loudness (dB)
type: PropertyValue
value: -13.659

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major