RCV
type: MusicGroup
description: RCV may stand for: Rabbit calicivirus RCV (Radio Christian Voice), independent radio station in Zambia, established 1994 Radio Club Venezolano, Venezuela Ranked-choice voting Red cell volume, a conce
popularity: 19
followers: 99
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef751d58473dd77a37be134b13b5edd78430905dc1e98e52c532ed26eab51de6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953727
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953727
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/906057f5-38af-492f-ac1e-3cda36bd1b2f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/906057f5-38af-492f-ac1e-3cda36bd1b2f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/906057f5-38af-492f-ac1e-3cda36bd1b2f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T02:33:01Z
additional property: OTSCanonicalRecord
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 0xef751d58473dd77a37be134b13b5edd78430905dc1e98e52c532ed26eab51de6. Chain 2 (Bitcoin): anchored in block 953727 (2026-06-15T02:33:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/906057f5-38af-492f-ac1e-3cda36bd1b2f.json and https://artists.proofprofile.net/proofs/artist/906057f5-38af-492f-ac1e-3cda36bd1b2f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T02:33:01Z
album: Paused
  type: MusicAlbum
  date published: 2020-09-25
album: Lo Mejor Esta por Venir
  type: MusicAlbum
  date published: 2025-01-11
  track: Contigo Bailo
    type: MusicRecording
    duration: PT2M6S
    duration ms: 126480
    explicit: false
    by artist: RCV
    in album: Lo Mejor Esta por Venir
      type: MusicAlbum
      date published: 2025-01-11
    isrc code: US7VG2530530
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T02:05:15+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x21851ca05cc561615313b9aab9ea7774c7f23129b6bcc7306ef9ae9899e50055
    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/US7VG2530530
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T08:54:42Z
    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 0x21851ca05cc561615313b9aab9ea7774c7f23129b6bcc7306ef9ae9899e50055. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-21T08:54:42Z), 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/US7VG2530530.
      date published: 2026-07-21T08:54:42Z
    audio: Contigo Bailo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.572
      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: 0.765
      additional property: Energy
        type: PropertyValue
        value: 0.499
      additional property: Speechiness
        type: PropertyValue
        value: 0.056
      additional property: Acousticness
        type: PropertyValue
        value: 0.243
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.289
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.753
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.566
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Dulce Tentacion
    type: MusicRecording
    duration: PT1M48S
    duration ms: 108560
    explicit: false
    by artist: RCV
    in album: Lo Mejor Esta por Venir
      type: MusicAlbum
      date published: 2025-01-11
    isrc code: US7VG2530531
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T02:21:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdc46434e1feecdaad9e8568ff6cca88c0eb320447cdede411bce44b1a6c9c68e
    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/US7VG2530531
    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 0xdc46434e1feecdaad9e8568ff6cca88c0eb320447cdede411bce44b1a6c9c68e. 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/US7VG2530531.
      date published: 2026-07-06T07:16:32Z
    audio: Dulce Tentacion
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 192.041
      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: 0.755
      additional property: Energy
        type: PropertyValue
        value: 0.545
      additional property: Speechiness
        type: PropertyValue
        value: 0.206
      additional property: Acousticness
        type: PropertyValue
        value: 0.167
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.14
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.754
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Mi Ritmo
album: El Nuevo Siglo
album: EL NUEVO SIGLO
album: LO MEJOR ESTA POR VENIR
album: ME QUEDE SOLO

Loudness (dB)
type: PropertyValue
value: -11.714

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Minor

Mi Ritmo
type: MusicAlbum
date published: 2025-01-17

El Nuevo Siglo
type: MusicAlbum
date published: 2025-02-25

EL NUEVO SIGLO
type: MusicAlbum
date published: 2025-10-09

LO MEJOR ESTA POR VENIR
type: MusicAlbum
date published: 2025-10-09

ME QUEDE SOLO
type: MusicAlbum
date published: 2025-10-09