Filarmónica de Querétaro
type: MusicGroup
genre: mariachi
popularity: 14
followers: 1538
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c25c71700b8ebd9b42987779e8807220105588c9362a8deb2144bcf9542286a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953657
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953657
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4be90ffb-5f9b-4106-add9-f646db688119.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4be90ffb-5f9b-4106-add9-f646db688119.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4be90ffb-5f9b-4106-add9-f646db688119
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T16:43:25Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2c25c71700b8ebd9b42987779e8807220105588c9362a8deb2144bcf9542286a","name":"Filarmónica de Querétaro","registered_at":"2026-06-14T12:27:00Z","symbol":"NIM0452666","token_address":"0xe3491f9e9437a921de4a2545f376bbef7223e518","type":"artist","uuid":"4be90ffb-5f9b-4106-add9-f646db688119"}
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 0x2c25c71700b8ebd9b42987779e8807220105588c9362a8deb2144bcf9542286a. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4be90ffb-5f9b-4106-add9-f646db688119.json and https://artists.proofprofile.net/proofs/artist/4be90ffb-5f9b-4106-add9-f646db688119.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T16:43:25Z
  text: {"copyright_id":"0x2c25c71700b8ebd9b42987779e8807220105588c9362a8deb2144bcf9542286a","name":"Filarmónica de Querétaro","registered_at":"2026-06-14T12:27:00Z","symbol":"NIM0452666","token_address":"0xe3491f9e9437a921de4a2545f376bbef7223e518","type":"artist","uuid":"4be90ffb-5f9b-4106-add9-f646db688119"}
album: Mosaico Nacional 2
  type: MusicAlbum
  date published: 2013-09-13
album: Mosaico Latinoamericano
  type: MusicAlbum
  date published: 2013-09-13
album: Fiesta Navideña (feat. Mariachi los Camperos de Nati Cano)
  type: MusicAlbum
  date published: 2013-09-13
  track: Fanfarrias (feat. Mariachi los Camperos de Nati Cano)
    type: MusicRecording
    duration: PT0M48S
    duration ms: 48120
    explicit: false
    by artist: Filarmónica de Querétaro
    in album: Fiesta Navideña (feat. Mariachi los Camperos de Nati Cano)
      type: MusicAlbum
      date published: 2013-09-13
    genre: mariachi
    isrc code: MX4911300017
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T13:44:33+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x524f5da10b557c9ceccefc64d1f07d8d48bf074614343f85c4c9c6b1f230472e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958897
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958897
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX4911300017
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T16:46:03Z
    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 0x524f5da10b557c9ceccefc64d1f07d8d48bf074614343f85c4c9c6b1f230472e. Chain 2 (Bitcoin): anchored in block 958897 (2026-07-20T16:46:03Z), 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/MX4911300017.
      date published: 2026-07-20T16:46:03Z
    audio: Fanfarrias (feat. Mariachi los Camperos de Nati Cano)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 124.45
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.67
      additional property: Energy
        type: PropertyValue
        value: 0.568
      additional property: Speechiness
        type: PropertyValue
        value: 0.056
      additional property: Acousticness
        type: PropertyValue
        value: 0.816
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.32
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.542
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.726
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Filarmónica de Querétaro (feat. Mariachi Vargas de Tecalitlán) [En Vivo]
  type: MusicAlbum
  date published: 2013-09-13
  track: Sones de Jalisco (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
    type: MusicRecording
    duration: PT4M19S
    duration ms: 259893
    explicit: false
    by artist: Filarmónica de Querétaro
    in album: Filarmónica de Querétaro (feat. Mariachi Vargas de Tecalitlán) [En Vivo]
      type: MusicAlbum
      date published: 2013-09-13
    genre: mariachi
    isrc code: MX4911300073
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T08:20:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xcba748753fc8aaa3e1833e03c831bb5a444015317f0bab290853546b1b531209
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956776
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956776
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX4911300073
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:59:37Z
    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 0xcba748753fc8aaa3e1833e03c831bb5a444015317f0bab290853546b1b531209. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/MX4911300073.
      date published: 2026-07-05T10:59:37Z
    audio: Sones de Jalisco (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.755
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.393
      additional property: Energy
        type: PropertyValue
        value: 0.71
      additional property: Speechiness
        type: PropertyValue
        value: 0.04
      additional property: Acousticness
        type: PropertyValue
        value: 0.614
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: José Alfredo Jiménez (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  track: La Bikina (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  track: Popurrí Veracruz (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  track: Por Amor (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  track: Huapangos de Rubén Fuentes (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
album: Tres Épocas...
album: México Revolucionario
album: 3 Compositores Mexicanos
album: Concierto Veracruzano Con el Grupo Tlen Huicani
album: Recuerdos De Mi Vida
album: Tres Conciertos para Piano de Compositores Mexicanos (feat. Arturo Nieto)
album: Organo Barroco
album: Vocalise

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.918

Valence (Positivity)
type: PropertyValue
value: 0.597

Loudness (dB)
type: PropertyValue
value: -5.502

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

José Alfredo Jiménez (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
type: MusicRecording
duration: PT5M33S
duration ms: 333960
explicit: false
by artist: Filarmónica de Querétaro
in album: Filarmónica de Querétaro (feat. Mariachi Vargas de Tecalitlán) [En Vivo]
  type: MusicAlbum
  date published: 2013-09-13
genre: mariachi
isrc code: MX4911300076
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T17:21:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x81342c8bd47563487260b702a9a87bc0f9da591a45a5fc5ac902c09ab8c771fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956826
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956826
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX4911300076
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T19:27:56Z
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 0x81342c8bd47563487260b702a9a87bc0f9da591a45a5fc5ac902c09ab8c771fd. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/MX4911300076.
  date published: 2026-07-05T19:27:56Z
audio: José Alfredo Jiménez (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 184.978
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.2
  additional property: Energy
    type: PropertyValue
    value: 0.607
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.514
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.941
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.376
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.931
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Bikina (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
type: MusicRecording
duration: PT4M49S
duration ms: 289546
explicit: false
by artist: Filarmónica de Querétaro
in album: Filarmónica de Querétaro (feat. Mariachi Vargas de Tecalitlán) [En Vivo]
  type: MusicAlbum
  date published: 2013-09-13
genre: mariachi
isrc code: MX4911300078
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T14:19:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd0008388896186dfefee3835b213698f5693b8113463fdfa6764684d3f634baa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956826
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956826
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX4911300078
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T19:27:56Z
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 0xd0008388896186dfefee3835b213698f5693b8113463fdfa6764684d3f634baa. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/MX4911300078.
  date published: 2026-07-05T19:27:56Z
audio: La Bikina (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 171.998
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.188
  additional property: Energy
    type: PropertyValue
    value: 0.576
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.688
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.397
  additional property: Liveness
    type: PropertyValue
    value: 0.888
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.289
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.555
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Popurrí Veracruz (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
type: MusicRecording
duration: PT11M12S
duration ms: 672680
explicit: false
by artist: Filarmónica de Querétaro
in album: Filarmónica de Querétaro (feat. Mariachi Vargas de Tecalitlán) [En Vivo]
  type: MusicAlbum
  date published: 2013-09-13
genre: mariachi
isrc code: MX4911300079
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T16:07:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5d121173857d155eac685cca78c96d2dd22bdea1886163b2e4f94f5d7e50edf4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956728
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX4911300079
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T01:43:49Z
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 0x5d121173857d155eac685cca78c96d2dd22bdea1886163b2e4f94f5d7e50edf4. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/MX4911300079.
  date published: 2026-07-05T01:43:49Z
audio: Popurrí Veracruz (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.981
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.356
  additional property: Energy
    type: PropertyValue
    value: 0.723
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.75
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.699
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.503
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.221
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Por Amor (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
type: MusicRecording
duration: PT5M9S
duration ms: 309520
explicit: false
by artist: Filarmónica de Querétaro
in album: Filarmónica de Querétaro (feat. Mariachi Vargas de Tecalitlán) [En Vivo]
  type: MusicAlbum
  date published: 2013-09-13
genre: mariachi
isrc code: MX4911300082
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T17:56:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x500314d9c247a38d37e7d9cb91604fe2f092e1c58b0ad14f1fe84ab58a0ca062
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958316
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958316
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX4911300082
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T19:42:29Z
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
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Huapangos de Rubén Fuentes (En Vivo) [feat. Mariachi Vargas de Tecalitlán]
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Tres Épocas...
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México Revolucionario
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3 Compositores Mexicanos
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Concierto Veracruzano Con el Grupo Tlen Huicani
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Recuerdos De Mi Vida
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Tres Conciertos para Piano de Compositores Mexicanos (feat. Arturo Nieto)
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Organo Barroco
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Vocalise
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