Ruben Romero
type: MusicGroup
genre: flamenco
genre: new age
popularity: 24
followers: 1710
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1ac55c68-29f7-447b-b14e-b8dcd008e53c
additional property: OTSTimestamp
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  value: 2026-06-12T19:24:56Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8b3dfcf48a166304de3a72e90539a847f81d03a7dcd1cee5c3e3ea36a5e34e2. 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/1ac55c68-29f7-447b-b14e-b8dcd008e53c.json and https://artists.proofprofile.net/proofs/artist/1ac55c68-29f7-447b-b14e-b8dcd008e53c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Flamenco Southwest
  type: MusicAlbum
  date published: 1990
album: Flamenco Fantasia
  type: MusicAlbum
  date published: 1993-01-01
  track: Rumba Rumba Gitanita
    type: MusicRecording
    duration: PT4M7S
    duration ms: 247493
    explicit: false
    by artist: Ruben Romero
    in album: Flamenco Fantasia
      type: MusicAlbum
      date published: 1993-01-01
    genre: flamenco
    genre: new age
    isrc code: US8640573001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-06-30T01:23:25+00:00
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      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2daf7b040ff2955cc75334860db1c373690a0247ffd98a61ac30654af1adc853
    additional property: OTSHash
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      value: 956375
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      type: PropertyValue
      value: https://blockstream.info/api/block-height/956375
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8640573001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T16:51:38Z
    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 0x2daf7b040ff2955cc75334860db1c373690a0247ffd98a61ac30654af1adc853. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/US8640573001.
      date published: 2026-07-02T16:51:38Z
    audio: Rumba Rumba Gitanita
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 121.5
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.507
      additional property: Energy
        type: PropertyValue
        value: 0.64
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.827
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.426
      additional property: Liveness
        type: PropertyValue
        value: 0.061
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.874
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.975
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Native Flamenco
  type: MusicAlbum
  date published: 1999-01-01
album: Love & Passion
  type: MusicAlbum
  date published: 2000
album: Christmas At The Mission
  type: MusicAlbum
  date published: 2002
album: Romanza
  type: MusicAlbum
  date published: 2003
  track: Gymnopedies
    type: MusicRecording
    duration: PT3M3S
    duration ms: 183760
    explicit: false
    by artist: Ruben Romero
    in album: Romanza
      type: MusicAlbum
      date published: 2003
    genre: flamenco
    genre: new age
    isrc code: US2H50510802
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T20:55:55+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x73a173fead6579061fcea2305dbebe11b048fd7405f1d99a913a551f532e0e00
    additional property: OTSHash
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956656
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2H50510802
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T14:03:39Z
    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 0x73a173fead6579061fcea2305dbebe11b048fd7405f1d99a913a551f532e0e00. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/US2H50510802.
      date published: 2026-07-04T14:03:39Z
    audio: Gymnopedies
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 93.78
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.571
      additional property: Energy
      additional property: Speechiness
      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: Flamenco Fire! - Ruben Romero Live
album: Elegy
album: Spanish Spa Guitar (Spanish, Classical & New Age Flamenco Guitar for Massage, Spas, Yoga & Relaxation)
album: 30 New Age Christmas Guitar Classics (For Massage, Spa, Relaxation & New Age)
album: Study at the Beach (One Hour Latino Guitar & Isochronic Ocean Waves for Focus, Study & Concentration)
album: Spanish Sleep Cycles: Ocean Waves & Soothing Spanish Spa Guitar
album: Southwest Collection
album: Love and Passion

Energy
type: PropertyValue
value: 0.122

Speechiness
type: PropertyValue
value: 0.062

Acousticness
type: PropertyValue
value: 0.976

Instrumentalness
type: PropertyValue
value: 0.923

Liveness
type: PropertyValue
value: 0.098

Valence (Positivity)
type: PropertyValue
value: 0.179

Loudness (dB)
type: PropertyValue
value: -16.097

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

Flamenco Fire! - Ruben Romero Live
type: MusicAlbum
date published: 2006-04-07

Elegy
type: MusicAlbum
date published: 2007-09-04

Spanish Spa Guitar (Spanish, Classical & New Age Flamenco Guitar for Massage, Spas, Yoga & Relaxation)
type: MusicAlbum
date published: 2010-02-24

30 New Age Christmas Guitar Classics (For Massage, Spa, Relaxation & New Age)
type: MusicAlbum
date published: 2010-10-18

Study at the Beach (One Hour Latino Guitar & Isochronic Ocean Waves for Focus, Study & Concentration)
type: MusicAlbum
date published: 2014-01-21

Spanish Sleep Cycles: Ocean Waves & Soothing Spanish Spa Guitar
type: MusicAlbum
date published: 2014-12-09

Southwest Collection
type: MusicAlbum
date published: 2021-06-01

Love and Passion
type: MusicAlbum
date published: 2021-06-01