Linda Vera
type: MusicGroup
genre: cumbia
genre: tropical music
description: Martha Muñiz Caloca (28 January 1932 – 5 December 2024), known professionally as Linda Vera, was a Mexican singer and actress. Nicknamed "La Reina de la Cumbia" (The Queen of Cumbia), she achieved int
popularity: 24
followers: 3913
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x973182daf34a0380054394e7088bd21bcf8f3518a8c1a8c74f85f67664f2a4a2. 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/931df36f-bea1-41ee-9c63-f5167865b0a6.json and https://artists.proofprofile.net/proofs/artist/931df36f-bea1-41ee-9c63-f5167865b0a6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Tropicales de Siempre
  type: MusicAlbum
  date published: 1990-03-01
  track: Cumbia del Monte
    type: MusicRecording
    duration: PT3M21S
    duration ms: 201106
    explicit: false
    by artist: Linda Vera
    in album: Tropicales de Siempre
      type: MusicAlbum
      date published: 1990-03-01
    genre: cumbia
    genre: tropical music
    isrc code: QM7281553717
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      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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d22876f23c7506c7fa72088bb93c3869df31660acd03a23ddfce3fe20b6c6b6. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/QM7281553717.
      date published: 2026-07-05T18:48:28Z
    audio: Cumbia del Monte
      type: AudioObject
      additional property: Tempo (BPM)
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        value: 92.254
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        value: 4
      additional property: Danceability
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      additional property: Loudness (dB)
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      additional property: Key Name
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  track: Cumbia del Sol
    type: MusicRecording
    duration: PT2M49S
    duration ms: 169200
    explicit: false
    by artist: Linda Vera
    in album: Tropicales de Siempre
      type: MusicAlbum
      date published: 1990-03-01
    genre: cumbia
    genre: tropical music
    isrc code: QM7281553723
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      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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      date published: 2026-07-03T23:28:02Z
    audio: Cumbia del Sol
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 202.746
      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: 0.456
      additional property: Energy
        type: PropertyValue
        value: 0.371
      additional property: Speechiness
        type: PropertyValue
        value: 0.056
      additional property: Acousticness
        type: PropertyValue
        value: 0.54
      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: La Reyna de la Cumbia
album: Linda Vera... Más Linda que Nunca
album: Tropicales de Siempre (20 Éxitos)
album: La Cumbia Vera
album: Recordando a Las Diosas de La Cumbia Linda Vera y Sonia López
album: Te Quiero, Te Quiero, Te Quiero - Love & Cumbia

Liveness
type: PropertyValue
value: 0.044

Valence (Positivity)
type: PropertyValue
value: 0.945

Loudness (dB)
type: PropertyValue
value: -16.994

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Major

La Reyna de la Cumbia
type: MusicAlbum
date published: 1999-10-01

Linda Vera... Más Linda que Nunca
type: MusicAlbum
date published: 2012-04-09

Tropicales de Siempre (20 Éxitos)
type: MusicAlbum
date published: 2013-10-24

La Cumbia Vera
type: MusicAlbum
date published: 2023-10-27

Recordando a Las Diosas de La Cumbia Linda Vera y Sonia López
type: MusicAlbum
date published: 2023-12-18

Te Quiero, Te Quiero, Te Quiero - Love & Cumbia
type: MusicAlbum
date published: 2024-05-10