Las Ketchup
type: MusicGroup
description: Las Ketchup is a Spanish girl group best known for their 2002 hit single The Ketchup Song (Aserejé), which sold over seven million copies worldwide. Founded by flamenco record producer , the group co
popularity: 55
followers: 64456
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additional property: CopyrightChainExplorerURL
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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 0x65bb22a132119c1707e1c3e7ace3996da3532d0512cb9738534be9ae406b946c. 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/8e736adf-3d02-4c0e-9f5c-06cbe423a1c7.json and https://artists.proofprofile.net/proofs/artist/8e736adf-3d02-4c0e-9f5c-06cbe423a1c7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Hijas del Tomate
  type: MusicAlbum
  date published: 2002
  track: The Ketchup Song (Aserejé) - Spanglish Version
    type: MusicRecording
    duration: PT3M33S
    duration ms: 213973
    explicit: false
    by artist: Las Ketchup
    in album: Hijas del Tomate
      type: MusicAlbum
      date published: 2002
    isrc code: ES5110204224
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    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5110204224
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    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 0x7641f4ad4027a1cba4f840ab45e0ba60ce72979cc9130886a013a027184f0d45. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/ES5110204224.
      date published: 2026-06-13T12:47:07Z
    audio: The Ketchup Song (Aserejé) - Spanglish Version
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      additional property: Tempo (BPM)
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        value: 4
      additional property: Danceability
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      additional property: Speechiness
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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        value: -6.777
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      additional property: Mode Name
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album: The Ketchup Song
  type: MusicAlbum
  date published: 2002
album: Aserejé (The Ketchup Song)
  type: MusicAlbum
  date published: 2002
album: Hijas Del Tomate
  type: MusicAlbum
  date published: 2002
album: The Ketchup Song
  type: MusicAlbum
  date published: 2002
album: Las Ketchup
  type: MusicAlbum
  date published: 2002-01-01
album: The Ketchup Song (Aserejé)
  type: MusicAlbum
  date published: 2002-01-01
album: Hijas Del Tomate
  type: MusicAlbum
  date published: 2002-01-01
album: The Ketchup Song (Aserejé)
  type: MusicAlbum
  date published: 2002-06-10
album: The Ketchup Song (Asereje) (Christmas Version)
  type: MusicAlbum
  date published: 2002-07-30
album: Hijas Del Tomate
  type: MusicAlbum
  date published: 2002-07-30
album: The Ketchup Song
  type: MusicAlbum
  date published: 2002-07-30
album: The Ketchup Song (Aserejé)
  type: MusicAlbum
  date published: 2002-09-02
album: Hijas del tomate
  type: MusicAlbum
  date published: 2002-09-23
album: Hijas del tomate
  type: MusicAlbum
  date published: 2002-11-15
album: Kusha Las Payas
  type: MusicAlbum
  date published: 2003-01-27
album: The Ketchup Song (Hey Hah)
  type: MusicAlbum
  date published: 2003-07-08
album: Un Blodymary
  type: MusicAlbum
  date published: 2006-04-03
album: Un Blodymary
  type: MusicAlbum
  date published: 2006-04-04
album: Aserejé (2018 Radio Mix)
  type: MusicAlbum
  date published: 2018-11-08
album: Aserejé (2018 Club Edit)
  type: MusicAlbum
  date published: 2018-11-08
album: Aserejé (Delaait Remix)
  type: MusicAlbum
  date published: 2021-07-03
album: TH3OS
  type: MusicAlbum
  date published: 2024-02-27
  track: ASEREJE - TH3OS Remix
    type: MusicRecording
    duration: PT3M38S
    duration ms: 218518
    explicit: false
    by artist: Las Ketchup
    in album: TH3OS
      type: MusicAlbum
      date published: 2024-02-27
    isrc code: GBKQU2416695
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    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: ASEREJE - TH3OS Remix
track: Johnny Glamour

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CopyrightStatus
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value: registered

CopyrightRegisteredAt
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value: 2026-06-24T22:32:56+00:00

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0xe3ce4aa107477ea5772db4fe53a62c2a035a2e69ea20495bb7ea89a03c3c74f3

OTSHash
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OTSBitcoinBlock
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value: 956304

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/956304

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2416695

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3ce4aa107477ea5772db4fe53a62c2a035a2e69ea20495bb7ea89a03c3c74f3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/GBKQU2416695.
date published: 2026-07-02T03:55:08Z

ASEREJE - TH3OS Remix
type: AudioObject
additional property: Tempo (BPM)
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  value: 134.308
additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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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: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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  value: -12.922
additional property: Key Name
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additional property: Mode Name
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Johnny Glamour
type: MusicRecording
duration: PT2M21S
duration ms: 141109
explicit: false
by artist: rusowsky
by artist: Las Ketchup
in album: DAISY
  type: MusicAlbum
  date published: 2025-05-23
genre: neoperreo
isrc code: USWB12501265
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWB12501265
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xdcc306a42fb722e8dc9c05aef543982918ab5c83cf3ee3ca8893b197f3336141. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/USWB12501265.
  date published: 2026-06-13T12:47:07Z
audio: Johnny Glamour
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 107.016
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    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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    value: 0.554
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.835
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.456
  additional property: Loudness (dB)
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    value: -6.802
  additional property: Key Name
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    type: PropertyValue
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