Piano Tranquilo
type: MusicGroup
genre: classical piano
popularity: 16
followers: 78
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f14932b5-7cb4-4914-9c4c-35ffa7fa2751.ots
additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/f14932b5-7cb4-4914-9c4c-35ffa7fa2751.json
additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x907d4f67e0a91c263455800d7c1a89de0d1e1ef3a0b0c7232e7adf435f56dbc6. Chain 2 (Bitcoin): anchored in block 953807 (2026-06-15T16:39:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f14932b5-7cb4-4914-9c4c-35ffa7fa2751.json and https://artists.proofprofile.net/proofs/artist/f14932b5-7cb4-4914-9c4c-35ffa7fa2751.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T16:39:18Z
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album: Piano Productividad: Melodías Inspiradoras Para El Trabajo
  type: MusicAlbum
  date published: 2024-05-24
album: Piano Para Enfoque: Tonos Calmantes Para El Estudio
  type: MusicAlbum
  date published: 2024-05-17
  track: Melodías De Estudio Centradas Del Piano
    type: MusicRecording
    duration: PT3M1S
    duration ms: 181159
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    by artist: Piano Tranquilo
    by artist: Teclas del piano
    by artist: Música de Trabajo Ambiente
    in album: Piano Para Enfoque: Tonos Calmantes Para El Estudio
      type: MusicAlbum
      date published: 2024-05-17
    popularity: 1
    genre: classical-piano
    isrc code: GBRKQ2420292
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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    additional property: OTSBitcoinBlock
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      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBRKQ2420292
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:20:19Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c1bc0dad51869f40135804bc2bfecccd85d4395378918d74e612277ae90b997. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/GBRKQ2420292.
      date published: 2026-07-08T03:20:19Z
    audio: Melodías De Estudio Centradas Del Piano
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      additional property: Tempo (BPM)
        type: PropertyValue
        value: 137.002
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
        type: PropertyValue
        value: 0.992
      additional property: Instrumentalness
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      additional property: Liveness
        type: PropertyValue
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      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.177
      additional property: Loudness (dB)
        type: PropertyValue
        value: -27.283
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
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  track: Sinfonía De Concentración Del Piano
    type: MusicRecording
    duration: PT3M15S
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    explicit: false
    by artist: Piano Tranquilo
    by artist: Teclas del piano
    by artist: Música de Trabajo Ambiente
    in album: Piano Para Enfoque: Tonos Calmantes Para El Estudio
      type: MusicAlbum
      date published: 2024-05-17
    popularity: 0
    genre: classical-piano
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    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:20:19Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeff9ff1a6a68899124dd6cd8692d7661f15c0cdfbde50d235b1c05566cf90a52. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/GBRKQ2420323.
      date published: 2026-07-08T03:20:19Z
    audio: Sinfonía De Concentración Del Piano
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.546
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
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        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
        type: PropertyValue
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      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Tonos Tranquilos Del Piano Para El Aprendizaje
  track: Piano Relajante Para Un Estudio Profundo
album: Música De Piano: Melodías Rústicas
album: Odisea De Música De Piano: Teclas Celestiales
album: Música De Piano: Reflexiones De Elegancia Radiante
album: Melodías Suaves: Piano Para El Descanso De Perros
album: Armonías Relajantes: Capas Calmantes Del Piano
album: Flujo Sentimental: Armonía De Piano Para Yoga
album: Un Viaje Armónico: Abrazando El Flujo Suave Del Piano
album: Sonidos Relajantes Para Gatos: Melodías Para El Piano
album: Piano Nocturno: Melodías Suaves Para Dormir
album: Momentos De Paz: Música Relajante Para Bebés Con Piano
album: Melodías De Piano Serenas Para Ejercicios De Respiración Profunda
album: Serenidad De Piano: Melodías Para Relajación
album: Hechizo De Música De Piano: Armonías Místicas
album: Música De Piano: Eco Armonioso
album: Sinfonía De La Música De Piano: Cascadas De Armonía
album: Mosaico De La Música De Piano: Patrones Armónicos
album: Flujo De Concentración: Ritmos De Concentración Con Piano
album: Extravaganza De La Música De Piano: Sinfonía De Las Teclas
album: Música De Piano: Aventura De Rapsodia En Teclas
album: Música De Piano: Armonías Nocturnas De Terciopelo
album: Ritmos Artísticos: Lienzo De Música De Piano
album: Caleidoscopio De Música De Piano: Espectro Armónico
album: Sueños De Piano: El Abrazo De La Noche
album: Sueños Celestiales: Cadencias De Música De Piano
album: Coro Del Amanecer: Armónicos De Piano
album: Música De Piano: Sinfonía De Ecos Silenciosos
album: Flujo De Meditación: Vibraciones De Serenidad Del Piano
album: Reflexiones De Piano: Ecos Emocionales
album: Evolución Del Piano: Tiempos Armónicos
album: Cuentos De Piano: Reinos Invisibles
album: Piano Para Yoga: Notas Tranquilas
album: Viajes De Música De Piano: Camino De Melodías
album: Odisea De La Música De Piano: Paisajes Sonoros Celestiales
album: Música De Piano: Ritmos Alegres Para Perros
album: Música De Piano: Gotas De Lluvia Rítmicas
album: Viaje Del Piano: Aventuras Melódicas
album: Reflexiones De Piano: Melodías Serenas Para La Meditación
album: Claridad En Piano: Melodías Para Un Enfoque Agudo
album: Tranquilidad De Piano: Melodías Armónicas Para Masajes Relajantes

Instrumentalness
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value: 0.912

Liveness
type: PropertyValue
value: 0.109

Valence (Positivity)
type: PropertyValue
value: 0.213

Loudness (dB)
type: PropertyValue
value: -34.189

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

Tonos Tranquilos Del Piano Para El Aprendizaje
type: MusicRecording
duration: PT3M4S
duration ms: 184449
explicit: false
by artist: Piano Tranquilo
by artist: Teclas del piano
by artist: Música de Trabajo Ambiente
in album: Piano Para Enfoque: Tonos Calmantes Para El Estudio
  type: MusicAlbum
  date published: 2024-05-17
popularity: 0
genre: classical-piano
isrc code: GBRKQ2420329
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBRKQ2420329
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa142cf9cdbf2187a3093aa63c292d2441d69ea1fb94435b0bfd945372788259b. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), 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/GBRKQ2420329.
  date published: 2026-07-30T12:45:34Z
audio: Tonos Tranquilos Del Piano Para El Aprendizaje
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.547
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Piano Relajante Para Un Estudio Profundo
type: MusicRecording
duration: PT3M5S
duration ms: 185328
explicit: false
by artist: Piano Tranquilo
by artist: Teclas del piano
by artist: Música de Trabajo Ambiente
in album: Piano Para Enfoque: Tonos Calmantes Para El Estudio
  type: MusicAlbum
  date published: 2024-05-17
popularity: 1
genre: classical-piano
isrc code: GBRKQ2420345
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:51:24Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4751dc3c63d47306405e332f114365550e1c01472da48ed14188b6eb5332453a. Chain 2 (Bitcoin): anchored in block 960259 (2026-07-30T12:51:24Z), 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/GBRKQ2420345.
  date published: 2026-07-30T12:51:24Z
audio: Piano Relajante Para Un Estudio Profundo
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.589
  additional property: Energy
    type: PropertyValue
    value: 0.065
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
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  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: 0.035
  additional property: Loudness (dB)
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  additional property: Key Name
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    value: C
  additional property: Mode Name
    type: PropertyValue
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Música De Piano: Melodías Rústicas
type: MusicAlbum
date published: 2024-06-21

Odisea De Música De Piano: Teclas Celestiales
type: MusicAlbum
date published: 2024-10-14

Música De Piano: Reflexiones De Elegancia Radiante
type: MusicAlbum
date published: 2024-07-09

Melodías Suaves: Piano Para El Descanso De Perros
type: MusicAlbum
date published: 2025-02-10

Armonías Relajantes: Capas Calmantes Del Piano
type: MusicAlbum
date published: 2025-02-10

Flujo Sentimental: Armonía De Piano Para Yoga
type: MusicAlbum
date published: 2025-01-01

Un Viaje Armónico: Abrazando El Flujo Suave Del Piano
type: MusicAlbum
date published: 2024-12-09

Sonidos Relajantes Para Gatos: Melodías Para El Piano
type: MusicAlbum
date published: 2024-12-09

Piano Nocturno: Melodías Suaves Para Dormir
type: MusicAlbum
date published: 2024-11-15
track: Piano Sueño Calmar
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  by artist: Pianista mozartiano
  by artist: Pianos pacíficos
  by artist: Piano Tranquilo
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    type: MusicAlbum
    date published: 2024-11-15
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Piano Sueño Calmar
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Momentos De Paz: Música Relajante Para Bebés Con Piano
type: MusicAlbum
date published: 2024-11-14

Melodías De Piano Serenas Para Ejercicios De Respiración Profunda
type: MusicAlbum
date published: 2024-11-01

Serenidad De Piano: Melodías Para Relajación
type: MusicAlbum
date published: 2024-10-31

Hechizo De Música De Piano: Armonías Místicas
type: MusicAlbum
date published: 2024-10-14

Música De Piano: Eco Armonioso
type: MusicAlbum
date published: 2024-10-08

Sinfonía De La Música De Piano: Cascadas De Armonía
type: MusicAlbum
date published: 2024-09-04

Mosaico De La Música De Piano: Patrones Armónicos
type: MusicAlbum
date published: 2024-09-04

Flujo De Concentración: Ritmos De Concentración Con Piano
type: MusicAlbum
date published: 2024-07-31
track: Tema Del Piano Para Una Mente Concentrada
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  duration: PT2M51S
  duration ms: 171818
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  by artist: Piano Tranquilo
  by artist: Musica de Piano Clásicos
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    date published: 2024-07-31
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x787bd1bda9b5bf634ac81c7a19410bf830017bf09b7eb782cec15d1c26b6dcdf. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/GBRKQ2485228.
    date published: 2026-07-29T19:35:34Z
  audio: Tema Del Piano Para Una Mente Concentrada
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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track: Armonía Del Piano Para Un Esfuerzo Concentrado
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  duration: PT2M44S
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  by artist: Música de Enfoque
  by artist: Piano Tranquilo
  by artist: Musica de Piano Clásicos
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    date published: 2024-07-31
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ed5ed2060611d27f17b9d0ef33864f9003566ed746f1526ab11e2ea54e485ba. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), 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/GBRKQ2485288.
    date published: 2026-07-07T16:43:08Z
  audio: Armonía Del Piano Para Un Esfuerzo Concentrado
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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Extravaganza De La Música De Piano: Sinfonía De Las Teclas
type: MusicAlbum
date published: 2024-07-31

Música De Piano: Aventura De Rapsodia En Teclas
type: MusicAlbum
date published: 2024-07-25

Música De Piano: Armonías Nocturnas De Terciopelo
type: MusicAlbum
date published: 2024-07-25

Ritmos Artísticos: Lienzo De Música De Piano
type: MusicAlbum
date published: 2024-07-19

Caleidoscopio De Música De Piano: Espectro Armónico
type: MusicAlbum
date published: 2024-07-19
track: Melodías Caleidoscópicas En El Espectro Del Piano
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  duration: PT2M56S
  duration ms: 176238
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  by artist: Piano Tranquilo
  by artist: Musica de Piano Clásicos
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    date published: 2024-07-19
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBRKQ2463426
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-31T05:48:18Z
  audio: Melodías Caleidoscópicas En El Espectro Del Piano
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    additional property: Valence (Positivity)
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track: Melodía De Espectro Del Piano De Caleidoscopio
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  by artist: Genio del piano
  by artist: Piano Tranquilo
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    date published: 2024-07-19
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  additional property: OTSVerificationAPI
    type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48dee8f8896c47c56bed91f9cb60d4e6203a1b88b25e26c55562319298d59ef3. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/GBRKQ2463483.
    date published: 2026-07-31T18:48:12Z
  audio: Melodía De Espectro Del Piano De Caleidoscopio
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Sueños De Piano: El Abrazo De La Noche
type: MusicAlbum
date published: 2024-07-15

Sueños Celestiales: Cadencias De Música De Piano
type: MusicAlbum
date published: 2024-07-15

Coro Del Amanecer: Armónicos De Piano
type: MusicAlbum
date published: 2024-07-09
track: Ritmo De Piano De Pájaro Temprano
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  by artist: Relajante Música de Piano Oasis
  by artist: Retratos clásicos
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    date published: 2024-07-09
  genre: classical-piano
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-08-01T00:40:43Z
  audio: Ritmo De Piano De Pájaro Temprano
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    additional property: Musical Key
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    additional property: Danceability
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    additional property: Speechiness
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Música De Piano: Sinfonía De Ecos Silenciosos
type: MusicAlbum
date published: 2024-07-03

Flujo De Meditación: Vibraciones De Serenidad Del Piano
type: MusicAlbum
date published: 2024-07-03

Reflexiones De Piano: Ecos Emocionales
type: MusicAlbum
date published: 2024-06-27

Evolución Del Piano: Tiempos Armónicos
type: MusicAlbum
date published: 2024-06-27

Cuentos De Piano: Reinos Invisibles
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date published: 2024-06-27

Piano Para Yoga: Notas Tranquilas
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date published: 2024-06-21

Viajes De Música De Piano: Camino De Melodías
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date published: 2024-06-14

Odisea De La Música De Piano: Paisajes Sonoros Celestiales
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date published: 2024-06-14

Música De Piano: Ritmos Alegres Para Perros
type: MusicAlbum
date published: 2024-06-07

Música De Piano: Gotas De Lluvia Rítmicas
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date published: 2024-06-07
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  by artist: Cuencos Tibetanos Sonidos Relajantes
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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    date published: 2026-07-02T03:30:09Z
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type: MusicAlbum
date published: 2024-05-31

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type: MusicAlbum
date published: 2024-05-31

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type: MusicAlbum
date published: 2024-05-24

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type: MusicAlbum
date published: 2024-05-17