cata rec
type: MusicGroup
genre: latin indie
popularity: 5
followers: 685
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb411c61c89afde27434bab183293bc9a8cfd352fcf1645b4a62efa40f23c47fb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954115
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954115
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/78763f59-9e4b-4cc3-8c59-51ba30a75789.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/78763f59-9e4b-4cc3-8c59-51ba30a75789.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/78763f59-9e4b-4cc3-8c59-51ba30a75789
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T15:44:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb411c61c89afde27434bab183293bc9a8cfd352fcf1645b4a62efa40f23c47fb","name":"cata rec","registered_at":"2026-06-17T08:01:31Z","symbol":"NIM1331928","token_address":"0xf0cb82c6ad40431b9b77881eb1b5db3881a6a3f8","type":"artist","uuid":"78763f59-9e4b-4cc3-8c59-51ba30a75789"}
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 0xb411c61c89afde27434bab183293bc9a8cfd352fcf1645b4a62efa40f23c47fb. Chain 2 (Bitcoin): anchored in block 954115 (2026-06-17T15:44:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/78763f59-9e4b-4cc3-8c59-51ba30a75789.json and https://artists.proofprofile.net/proofs/artist/78763f59-9e4b-4cc3-8c59-51ba30a75789.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T15:44:10Z
  text: {"copyright_id":"0xb411c61c89afde27434bab183293bc9a8cfd352fcf1645b4a62efa40f23c47fb","name":"cata rec","registered_at":"2026-06-17T08:01:31Z","symbol":"NIM1331928","token_address":"0xf0cb82c6ad40431b9b77881eb1b5db3881a6a3f8","type":"artist","uuid":"78763f59-9e4b-4cc3-8c59-51ba30a75789"}
album: Nadie Quiere Hablar
  type: MusicAlbum
  date published: 2021-09-25
album: Please Shut Up
  type: MusicAlbum
  date published: 2021-10-31
album: Please Shut Up
  type: MusicAlbum
  date published: 2021-10-31
album: Ayer
  type: MusicAlbum
  date published: 2021-12-26
album: Ayer
  type: MusicAlbum
  date published: 2021-12-26
album: Desconocidos (Acoustic Version)
  type: MusicAlbum
  date published: 2022-04-18
album: Mi Lugar
  type: MusicAlbum
  date published: 2022-07-07
album: Mi Lugar
  type: MusicAlbum
  date published: 2022-07-07
album: OTRA VUELTA
  type: MusicAlbum
  date published: 2022-07-31
album: OTRA VUELTA
  type: MusicAlbum
  date published: 2022-07-31
album: AGUA CON SAL
  type: MusicAlbum
  date published: 2022-09-15
album: Maza es Mario Bravo
  type: MusicAlbum
  date published: 2022-09-25
album: Maza es Mario Bravo
  type: MusicAlbum
  date published: 2022-09-25
album: bien
  type: MusicAlbum
  date published: 2023-06-22
album: bien
  type: MusicAlbum
  date published: 2023-06-22
album: POR TRES MONEDAS
  type: MusicAlbum
  date published: 2023-08-24
album: ilomilo
  type: MusicAlbum
  date published: 2023-10-19
album: ilomilo
  type: MusicAlbum
  date published: 2023-10-19
album: tanto
  type: MusicAlbum
  date published: 2023-12-07
album: OTRA VEZ CASUALIDAD
  type: MusicAlbum
  date published: 2024-03-01
album: TANTAS PALABRAS
  type: MusicAlbum
  date published: 2024-04-25
album: TANTAS PALABRAS
  type: MusicAlbum
  date published: 2024-04-25
album: te daría
  type: MusicAlbum
  date published: 2025-06-10
  track: te daría
    type: MusicRecording
    duration: PT2M56S
    duration ms: 176330
    explicit: false
    by artist: cata rec
    in album: te daría
      type: MusicAlbum
      date published: 2025-06-10
    genre: latin indie
    isrc code: SE6XX2541345
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T04:28:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7dd8b6facece765bb66554ff911c75d3289a4c0e6ff9130559dd1a4a5b87831d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956891
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956891
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE6XX2541345
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T07:16:32Z
    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 0x7dd8b6facece765bb66554ff911c75d3289a4c0e6ff9130559dd1a4a5b87831d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/SE6XX2541345.
      date published: 2026-07-06T07:16:32Z
    audio: te daría
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 99.974
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.848
      additional property: Energy
        type: PropertyValue
        value: 0.458
      additional property: Speechiness
        type: PropertyValue
        value: 0.032
      additional property: Acousticness
        type: PropertyValue
        value: 0.524
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.808
      additional property: Liveness
        type: PropertyValue
        value: 0.145
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.797
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.755
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Perfecto
  type: MusicAlbum
  date published: 2025-08-12
  track: Perfecto
    type: MusicRecording
    duration: PT2M40S
    duration ms: 160624
    explicit: false
    by artist: cata rec
    in album: Perfecto
    genre: latin indie
    isrc code: ARD3Z2400058
    additional property: CopyrightID
    additional property: CopyrightStatus
    additional property: CopyrightRegisteredAt
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Perfecto
album: No te asustes
album: Regalada

cata rec
type: MusicGroup

Perfecto
type: MusicAlbum
date published: 2025-08-12

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-05T03:03:46+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x9f603548927877b2a19c4dd439f22c87ff258211e98daf6aa9b15dfbe2ec5bc5

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956776

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956776

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARD3Z2400058

OTSTimestamp
type: PropertyValue
value: 2026-07-05T10:59:37Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f603548927877b2a19c4dd439f22c87ff258211e98daf6aa9b15dfbe2ec5bc5. 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/ARD3Z2400058.
date published: 2026-07-05T10:59:37Z

Perfecto
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 140.02
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: 0.851
additional property: Energy
  type: PropertyValue
  value: 0.423
additional property: Speechiness
  type: PropertyValue
  value: 0.108
additional property: Acousticness
  type: PropertyValue
  value: 0.904
additional property: Instrumentalness
  type: PropertyValue
  value: 0.129
additional property: Liveness
  type: PropertyValue
  value: 0.105
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.537
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.644
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Minor

No te asustes
type: MusicAlbum
date published: 2025-09-11
track: No te asustes
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146976
  explicit: false
  by artist: cata rec
  in album: No te asustes
    type: MusicAlbum
    date published: 2025-09-11
  genre: latin indie
  isrc code: ARD3Z2400066
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T23:22:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfcb81a1942ff9c2e2a3554103fa7d43b7c9b4c8821118c8bfa708b1b8678a40b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958340
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958340
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARD3Z2400066
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T02:24:41Z
  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 0xfcb81a1942ff9c2e2a3554103fa7d43b7c9b4c8821118c8bfa708b1b8678a40b. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T02:24:41Z), 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/ARD3Z2400066.
    date published: 2026-07-17T02:24:41Z
  audio: No te asustes
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 159.919
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.667
    additional property: Energy
      type: PropertyValue
      value: 0.704
    additional property: Speechiness
      type: PropertyValue
      value: 0.06
    additional property: Acousticness
      type: PropertyValue
      value: 0.337
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.668
    additional property: Liveness
      type: PropertyValue
      value: 0.135
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.905
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.452
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major

Regalada
type: MusicAlbum
date published: 2025-10-15