Javier Medina
type: MusicGroup
popularity: 6
followers: 114
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62effc1bc5844a296b7f30e64412e1f276c976b48cec5138df31d945340055cf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953885
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953885
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0caf36a5-ecf7-4b67-b2f7-e2c06360ff33.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0caf36a5-ecf7-4b67-b2f7-e2c06360ff33.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0caf36a5-ecf7-4b67-b2f7-e2c06360ff33
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T04:12:47Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62effc1bc5844a296b7f30e64412e1f276c976b48cec5138df31d945340055cf","name":"Javier Medina","registered_at":"2026-06-15T17:48:03Z","symbol":"NIM0784639","token_address":"0x40542b539dd7d5042dc369be75771019347c3ee9","type":"artist","uuid":"0caf36a5-ecf7-4b67-b2f7-e2c06360ff33"}
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 0x62effc1bc5844a296b7f30e64412e1f276c976b48cec5138df31d945340055cf. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0caf36a5-ecf7-4b67-b2f7-e2c06360ff33.json and https://artists.proofprofile.net/proofs/artist/0caf36a5-ecf7-4b67-b2f7-e2c06360ff33.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0x62effc1bc5844a296b7f30e64412e1f276c976b48cec5138df31d945340055cf","name":"Javier Medina","registered_at":"2026-06-15T17:48:03Z","symbol":"NIM0784639","token_address":"0x40542b539dd7d5042dc369be75771019347c3ee9","type":"artist","uuid":"0caf36a5-ecf7-4b67-b2f7-e2c06360ff33"}
album: Tierra De Mis Padres (feat. Fernando Lechuga)
  type: MusicAlbum
  date published: 2011-08-16
album: Hole In My Bed
  type: MusicAlbum
  date published: 2012-05-17
album: Redimido por Tu Amor
  type: MusicAlbum
  date published: 2014-09-08
album: Simplemente Eres Tu
  type: MusicAlbum
  date published: 2022-04-01
album: Simplemente Eres Tu
  type: MusicAlbum
  date published: 2022-04-01
album: Simplemente Eres Tu
  type: MusicAlbum
  date published: 2022-04-01
track: El Barberillo de Lavapies: Jota de los Estudiantes
track: El Barberillo de Lavapies, Act I: Los Señores Madrileños (Majas, Mayos, Estudiantes, Vendedora, Lamparilla)
track: El Barberillo de Lavapies, Act I: Calle de la Paloma (Paloma, Lamparilla, Estudiantes, Majos)
track: El Barberillo de Lavapies, Act I: Ya los estudiantes (Estudiantes, Chœur, Don Luis, Don Pedro, Guardias, Marquesita, Lamparilla)

El Barberillo de Lavapies: Jota de los Estudiantes
type: MusicRecording
duration: PT5M12S
duration ms: 312173
explicit: false
by artist: Francisco Asenjo Barbieri
by artist: Maria Bayo
by artist: Antonio Ros Marbà
by artist: Orquesta Sinfónica de Madrid
by artist: Carlos Javier Mendez
by artist: Javier Medina
by artist: Arturo Guanche
in album: Viva la Zarzuela !
  type: MusicAlbum
  date published: 1996-01-01
isrc code: FRZ139410880
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T15:15:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaf1b0252bf98d1223592bad4f87614dc453630aec0305ac8c679df7c953f19e5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139410880
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf1b0252bf98d1223592bad4f87614dc453630aec0305ac8c679df7c953f19e5. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/FRZ139410880.
  date published: 2026-07-02T03:30:09Z
audio: El Barberillo de Lavapies: Jota de los Estudiantes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.736
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.406
  additional property: Energy
    type: PropertyValue
    value: 0.283
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.914
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.221
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.289
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.784
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

El Barberillo de Lavapies, Act I: Los Señores Madrileños (Majas, Mayos, Estudiantes, Vendedora, Lamparilla)
type: MusicRecording
duration: PT8M15S
duration ms: 495933
explicit: false
by artist: Francisco Asenjo Barbieri
by artist: Orquesta Sinfonica De Tenerife
by artist: Victor Pablo Pérez
by artist: Carlos Javier Mendez
by artist: Soledad Perez Romero
by artist: Manuel Lanza
by artist: Javier Medina
by artist: Arturo Guanche
in album: El Barberillo de Lavapies
  type: MusicAlbum
  date published: 1995-01-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e0cfa8baab84f1a539b736f8ed72b43ee556d60d7c36d988215ff371efdc268. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/FR10S1726566.
  date published: 2026-07-30T17:23:26Z
audio: El Barberillo de Lavapies, Act I: Los Señores Madrileños (Majas, Mayos, Estudiantes, Vendedora, Lamparilla)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.956
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.37
  additional property: Energy
    type: PropertyValue
    value: 0.23
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.917
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.329
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.455
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.43
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FR10S1726566
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960284
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR10S1726566
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
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

El Barberillo de Lavapies, Act I: Calle de la Paloma (Paloma, Lamparilla, Estudiantes, Majos)
type: MusicRecording
duration: PT3M7S
duration ms: 187826
explicit: false
by artist: Francisco Asenjo Barbieri
by artist: Orquesta Sinfonica De Tenerife
by artist: Victor Pablo Pérez
by artist: Lola Casariego
by artist: Manuel Lanza
by artist: Carlos Javier Mendez
by artist: Javier Medina
by artist: Arturo Guanche
in album: El Barberillo de Lavapies
  type: MusicAlbum
  date published: 1995-01-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x240e49a0e2c21077349b83afff3fff4a61069f534b26a826f79558c0fa665a34. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/FR10S1726567.
  date published: 2026-07-30T18:23:33Z
audio: El Barberillo de Lavapies, Act I: Calle de la Paloma (Paloma, Lamparilla, Estudiantes, Majos)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.416
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.51
  additional property: Energy
    type: PropertyValue
    value: 0.178
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.211
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.731
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.269
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FR10S1726567
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960291
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T18:23:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR10S1726567
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960291
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960291
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:23:33+00:00
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

El Barberillo de Lavapies, Act I: Ya los estudiantes (Estudiantes, Chœur, Don Luis, Don Pedro, Guardias, Marquesita, Lamparilla)
type: MusicRecording
duration: PT5M13S
duration ms: 313306
explicit: false
by artist: Francisco Asenjo Barbieri
by artist: Orquesta Sinfonica De Tenerife
by artist: Victor Pablo Pérez
by artist: Carlos Javier Mendez
by artist: Jose Sempere
by artist: Stefano Palatchi
by artist: Maria Bayo
by artist: Manuel Lanza
by artist: Javier Medina
by artist: Arturo Guanche
in album: El Barberillo de Lavapies
  type: MusicAlbum
  date published: 1995-01-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x083a344e9ecf02f24d4a7649b7343585319347087285ea772dc5a1a0fd1d5e8c. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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/FR10S1726570.
  date published: 2026-07-30T20:09:33Z
audio: El Barberillo de Lavapies, Act I: Ya los estudiantes (Estudiantes, Chœur, Don Luis, Don Pedro, Guardias, Marquesita, Lamparilla)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.534
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.405
  additional property: Energy
    type: PropertyValue
    value: 0.282
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.92
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.14
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.304
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.866
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FR10S1726570
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T20:09:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR10S1726570
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960302
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:09:33+00:00
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