Freiman Cardenas
type: MusicGroup
popularity: 12
followers: 1023
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce3cfb7da6b604499656e4c9ce80a803277b108da70a0a73edb4e38829cbecff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953701
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953701
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/76640522-95a8-4be7-b959-4c1955c76d1d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/76640522-95a8-4be7-b959-4c1955c76d1d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/76640522-95a8-4be7-b959-4c1955c76d1d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T22:16:40Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xce3cfb7da6b604499656e4c9ce80a803277b108da70a0a73edb4e38829cbecff","name":"Freiman Cardenas","registered_at":"2026-06-14T16:56:36Z","symbol":"NIM0517014","token_address":"0xb87f3fe9421896d6631a4d2b64fe500b048fcfa5","type":"artist","uuid":"76640522-95a8-4be7-b959-4c1955c76d1d"}
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 0xce3cfb7da6b604499656e4c9ce80a803277b108da70a0a73edb4e38829cbecff. Chain 2 (Bitcoin): anchored in block 953701 (2026-06-14T22:16:40Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/76640522-95a8-4be7-b959-4c1955c76d1d.json and https://artists.proofprofile.net/proofs/artist/76640522-95a8-4be7-b959-4c1955c76d1d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:16:40Z
  text: {"copyright_id":"0xce3cfb7da6b604499656e4c9ce80a803277b108da70a0a73edb4e38829cbecff","name":"Freiman Cardenas","registered_at":"2026-06-14T16:56:36Z","symbol":"NIM0517014","token_address":"0xb87f3fe9421896d6631a4d2b64fe500b048fcfa5","type":"artist","uuid":"76640522-95a8-4be7-b959-4c1955c76d1d"}
album: Échele Bozal al Perro
  type: MusicAlbum
  date published: 2017-10-04
  track: Échele Bozal al Perro
    type: MusicRecording
    duration: PT3M30S
    duration ms: 210598
    explicit: false
    by artist: Freiman Cardenas
    in album: Échele Bozal al Perro
      type: MusicAlbum
      date published: 2017-10-04
    isrc code: QZ5AB1785268
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T19:45:51+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5b829c5243d81a3a7f1ee25625fc2576d5d8a7eb5a0592ae950f5a4f4743587c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956738
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956738
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1785268
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T04:47:21Z
    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 0x5b829c5243d81a3a7f1ee25625fc2576d5d8a7eb5a0592ae950f5a4f4743587c. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/QZ5AB1785268.
      date published: 2026-07-05T04:47:21Z
    audio: Échele Bozal al Perro
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 88.245
      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: 0.497
      additional property: Energy
        type: PropertyValue
        value: 0.807
      additional property: Speechiness
        type: PropertyValue
        value: 0.042
      additional property: Acousticness
        type: PropertyValue
        value: 0.706
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.037
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.859
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.003
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Lo Noble de un Sentimiento
    type: MusicRecording
    duration: PT3M21S
    duration ms: 201873
    explicit: false
    by artist: Freiman Cardenas
    in album: Échele Bozal al Perro
      type: MusicAlbum
      date published: 2017-10-04
    isrc code: QZ5AB1785270
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T06:49:08+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf6c0e1a69a31eb0223cb2b0fff548f7b87ebbd5524ab2d38406eb3d24ae46bcc
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958111
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958111
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1785270
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T09:51:51Z
    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 0xf6c0e1a69a31eb0223cb2b0fff548f7b87ebbd5524ab2d38406eb3d24ae46bcc. Chain 2 (Bitcoin): anchored in block 958111 (2026-07-15T09:51:51Z), 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/QZ5AB1785270.
      date published: 2026-07-15T09:51:51Z
    audio: Lo Noble de un Sentimiento
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 90.063
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 1
      additional property: Danceability
        type: PropertyValue
        value: 0.716
      additional property: Energy
        type: PropertyValue
        value: 0.816
      additional property: Speechiness
        type: PropertyValue
        value: 0.04
      additional property: Acousticness
        type: PropertyValue
        value: 0.795
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.286
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.924
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.957
      additional property: Key Name
      additional property: Mode Name
  track: Mi Desvelo
  track: Cariño Ingrato
album: La Propuesta de un Llanero
album: A Llano Cuando Era Llano
album: El Coleador Forastero
album: Mi Garipola

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Mi Desvelo
type: MusicRecording
duration: PT3M34S
duration ms: 214516
explicit: false
by artist: Freiman Cardenas
in album: Échele Bozal al Perro
  type: MusicAlbum
  date published: 2017-10-04
isrc code: QZ5AB1785273
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T15:31:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x969dd5880d98d7c08cf4544fdf2b5e491056f3e19bcaa152ef9fb2d7367d99d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958300
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958300
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1785273
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T16:14:30Z
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 0x969dd5880d98d7c08cf4544fdf2b5e491056f3e19bcaa152ef9fb2d7367d99d0. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZ5AB1785273.
  date published: 2026-07-16T16:14:30Z
audio: Mi Desvelo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.783
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.677
  additional property: Energy
    type: PropertyValue
    value: 0.853
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.595
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.942
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.032
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Cariño Ingrato
type: MusicRecording
duration: PT3M53S
duration ms: 233481
explicit: false
by artist: Freiman Cardenas
in album: Échele Bozal al Perro
  type: MusicAlbum
  date published: 2017-10-04
isrc code: QZ5AB1785275
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T03:19:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xed394997ea79826b8197ce6c0d697549db2ae0fb7335afff7474f7a3e2f9427e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958959
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958959
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1785275
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T03:51:22Z
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 0xed394997ea79826b8197ce6c0d697549db2ae0fb7335afff7474f7a3e2f9427e. Chain 2 (Bitcoin): anchored in block 958959 (2026-07-21T03:51:22Z), 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/QZ5AB1785275.
  date published: 2026-07-21T03:51:22Z
audio: Cariño Ingrato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 153.776
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.5
  additional property: Energy
    type: PropertyValue
    value: 0.891
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.757
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.966
  additional property: Loudness (dB)
    type: PropertyValue
    value: -4.553
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Propuesta de un Llanero
type: MusicAlbum
date published: 2023-06-22

A Llano Cuando Era Llano
type: MusicAlbum
date published: 2023-09-20

El Coleador Forastero
type: MusicAlbum
date published: 2024-06-15

Mi Garipola
type: MusicAlbum
date published: 2025-06-30

Mi Garipola
type: MusicAlbum
date published: 2025-11-01