La Perezosa
type: MusicGroup
description: La Perezosa (English: Idle Woman) is a genre painting completed in oil on canvas by Peruvian painter Daniel Hernández Morillo in Lima, Peru. Background and creation Daniel Hernández Morillo, a Peruvi
popularity: 45
followers: 303
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6df28d572fb4585d9cfb345fc8784d5595255ca14f4a6171f7a64aa8155337d8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7951cd3f-b880-4a17-8293-7b5175caa10d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7951cd3f-b880-4a17-8293-7b5175caa10d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7951cd3f-b880-4a17-8293-7b5175caa10d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6df28d572fb4585d9cfb345fc8784d5595255ca14f4a6171f7a64aa8155337d8","name":"La Perezosa","registered_at":"2026-06-12T01:40:28Z","symbol":"NIM0158588","token_address":"0x14d0988740f2b6822566fd0d6d9a92efd5147090","type":"artist","uuid":"7951cd3f-b880-4a17-8293-7b5175caa10d"}
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 0x6df28d572fb4585d9cfb345fc8784d5595255ca14f4a6171f7a64aa8155337d8. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7951cd3f-b880-4a17-8293-7b5175caa10d.json and https://artists.proofprofile.net/proofs/artist/7951cd3f-b880-4a17-8293-7b5175caa10d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x6df28d572fb4585d9cfb345fc8784d5595255ca14f4a6171f7a64aa8155337d8","name":"La Perezosa","registered_at":"2026-06-12T01:40:28Z","symbol":"NIM0158588","token_address":"0x14d0988740f2b6822566fd0d6d9a92efd5147090","type":"artist","uuid":"7951cd3f-b880-4a17-8293-7b5175caa10d"}
album: Alom
  type: MusicAlbum
  date published: 2021-03-19
album: Mente Libre
  type: MusicAlbum
  date published: 2022-04-01
  track: Mente Libre
    type: MusicRecording
    duration: PT3M47S
    duration ms: 227899
    explicit: false
    by artist: La Perezosa
    in album: Mente Libre
      type: MusicAlbum
      date published: 2022-04-01
    isrc code: US66W2200271
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8b338e504474667147073df6092d865465a5e39fddb45534b6ec07c986f06eb5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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      value: 956656
    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/US66W2200271
    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 0x8b338e504474667147073df6092d865465a5e39fddb45534b6ec07c986f06eb5. 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/US66W2200271.
      date published: 2026-07-04T14:03:39Z
    audio: Mente Libre
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.116
      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: 0.507
      additional property: Energy
        type: PropertyValue
        value: 0.251
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.987
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.907
      additional property: Liveness
        type: PropertyValue
        value: 0.141
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.101
      additional property: Loudness (dB)
        type: PropertyValue
        value: -19.434
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Halcon Peregrino
  type: MusicAlbum
  date published: 2022-04-22
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  type: MusicAlbum
  date published: 2023-03-17
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  type: MusicAlbum
  date published: 2023-03-24
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  type: MusicAlbum
  date published: 2023-08-04
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  type: MusicAlbum
  date published: 2023-08-18
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  type: MusicAlbum
  date published: 2024-04-05
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  type: MusicAlbum
  date published: 2024-08-19
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  type: MusicAlbum
  date published: 2024-09-06
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  type: MusicAlbum
  date published: 2024-11-11
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  type: MusicAlbum
  date published: 2025-01-24
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  type: MusicAlbum
  date published: 2025-06-06
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  type: MusicAlbum
  date published: 2025-08-15