Grecia Vallejo
type: MusicGroup
popularity: 51
followers: 24769
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x94312aff39dffa4224ef88fc1d2e019ec2c65f34920dd110eb7f235598b4f9fd
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/3767e72e-70d4-49da-85f3-3860045ad0d6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3767e72e-70d4-49da-85f3-3860045ad0d6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3767e72e-70d4-49da-85f3-3860045ad0d6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x94312aff39dffa4224ef88fc1d2e019ec2c65f34920dd110eb7f235598b4f9fd","name":"Grecia Vallejo","registered_at":"2026-06-11T16:48:24Z","symbol":"NIM0072505","token_address":"0x834454781019b4d2dc41cd88cb0c26278796546f","type":"artist","uuid":"3767e72e-70d4-49da-85f3-3860045ad0d6"}
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 0x94312aff39dffa4224ef88fc1d2e019ec2c65f34920dd110eb7f235598b4f9fd. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3767e72e-70d4-49da-85f3-3860045ad0d6.json and https://artists.proofprofile.net/proofs/artist/3767e72e-70d4-49da-85f3-3860045ad0d6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0x94312aff39dffa4224ef88fc1d2e019ec2c65f34920dd110eb7f235598b4f9fd","name":"Grecia Vallejo","registered_at":"2026-06-11T16:48:24Z","symbol":"NIM0072505","token_address":"0x834454781019b4d2dc41cd88cb0c26278796546f","type":"artist","uuid":"3767e72e-70d4-49da-85f3-3860045ad0d6"}
album: Antología
  type: MusicAlbum
  date published: 2020-09-10
album: Antología
  type: MusicAlbum
  date published: 2020-09-11
album: Que Bonito
  type: MusicAlbum
  date published: 2020-09-20
album: Que Bonito
  type: MusicAlbum
  date published: 2020-09-21
album: Pudimos ser
  type: MusicAlbum
  date published: 2020-11-03
album: Pudimos ser
  type: MusicAlbum
  date published: 2020-11-04
album: Te voy a amar
  type: MusicAlbum
  date published: 2020-12-06
album: Te voy a amar
  type: MusicAlbum
  date published: 2020-12-07
album: New Light
  type: MusicAlbum
  date published: 2021-01-21
album: New Light
  type: MusicAlbum
  date published: 2021-01-21
album: A puro dolor
  type: MusicAlbum
  date published: 2021-03-04
album: A puro dolor
  type: MusicAlbum
  date published: 2021-03-05
album: Agraduele
  type: MusicAlbum
  date published: 2021-11-07
album: Agraduele
  type: MusicAlbum
  date published: 2021-11-08
album: Ya he intentado todo
  type: MusicAlbum
  date published: 2022-03-24
album: Ya he intentado todo
  type: MusicAlbum
  date published: 2022-03-25
album: YNVAB
  type: MusicAlbum
  date published: 2022-06-01
album: YNVAB
  type: MusicAlbum
  date published: 2022-06-02
album: Te quiero para mi
  type: MusicAlbum
  date published: 2022-06-16
album: Te quiero para mi
  type: MusicAlbum
  date published: 2022-06-17
album: Me tienes
  type: MusicAlbum
  date published: 2022-06-30
album: Me tienes
  type: MusicAlbum
  date published: 2022-07-01
album: Mi historia entre tus dedos
  type: MusicAlbum
  date published: 2022-09-15
album: Mi historia entre tus dedos
  type: MusicAlbum
  date published: 2022-09-16
album: Nadie me tiene aquí
  type: MusicAlbum
  date published: 2022-10-06
album: Nadie me tiene aquí
  type: MusicAlbum
  date published: 2022-10-07
album: De repente
  type: MusicAlbum
  date published: 2022-10-13
album: De repente
  type: MusicAlbum
  date published: 2022-10-14
album: Quiero Enamorarte
  type: MusicAlbum
  date published: 2023-03-17
album: Quiero Enamorarte
  type: MusicAlbum
  date published: 2023-03-17
album: A un milímetro de ti
  type: MusicAlbum
  date published: 2023-04-27
album: A un milímetro de ti
  type: MusicAlbum
  date published: 2023-04-28
album: ¿Cómo fue?
  type: MusicAlbum
  date published: 2023-07-21
album: ¿Cómo fue?
  type: MusicAlbum
  date published: 2023-07-21
album: Un Millón de Primaveras (Cover)
  type: MusicAlbum
  date published: 2023-07-25
album: Un Millón de Primaveras (Cover)
  type: MusicAlbum
  date published: 2023-07-25
album: Dear Me
  type: MusicAlbum
  date published: 2023-08-16
album: Dear Me
  type: MusicAlbum
  date published: 2023-08-17
album: Bachata rosa
  type: MusicAlbum
  date published: 2023-09-20
album: Bachata rosa
  type: MusicAlbum
  date published: 2023-09-21
album: Vuelvo a ser
  type: MusicAlbum
  date published: 2024-09-20
album: Mariposas
  type: MusicAlbum
  date published: 2024-10-18
album: Pedazo de mí
  type: MusicAlbum
  date published: 2024-11-22
  track: Mariposas
    type: MusicRecording
    duration: PT2M42S
    duration ms: 162500
    explicit: false
    by artist: Grecia Vallejo
    in album: Pedazo de mí
      type: MusicAlbum
      date published: 2024-11-22
    isrc code: QZWV32463084
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T22:49:59+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x528bd6702769283648e4e61787c18e7885a45f47785705a51d1a321833d6cd7e
    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/QZWV32463084
    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
    audio: Mariposas
  track: Vuelvo a ser
album: Hans y Grecia
album: El plan
album: Mansa pero no mensa
album: Dejar llegar

Hans y Grecia
type: MusicRecording
duration: PT2M50S
duration ms: 170800
explicit: false
by artist: Grecia Vallejo
in album: Hans y Grecia
  type: MusicAlbum
  date published: 2025-04-17
isrc code: GBWUL2575255
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T15:15:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e2e98ceb89063a6ce48ef6421e1d5ed6842314842432adab9b04ec7a427082e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBWUL2575255
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953513
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e2e98ceb89063a6ce48ef6421e1d5ed6842314842432adab9b04ec7a427082e. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/GBWUL2575255.
  date published: 2026-06-13T12:47:07Z
audio: Hans y Grecia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.593
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.757
  additional property: Energy
    type: PropertyValue
    value: 0.642
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.121
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.064
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.547
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.15
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x528bd6702769283648e4e61787c18e7885a45f47785705a51d1a321833d6cd7e. 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/QZWV32463084.
date published: 2026-07-05T01:43:49Z

Mariposas
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 95.006
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.77
additional property: Energy
  type: PropertyValue
  value: 0.241
additional property: Speechiness
  type: PropertyValue
  value: 0.052
additional property: Acousticness
  type: PropertyValue
  value: 0.939
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.104
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.383
additional property: Loudness (dB)
  type: PropertyValue
  value: -9.474
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Vuelvo a ser
type: MusicRecording
duration: PT2M43S
duration ms: 163550
explicit: false
by artist: Grecia Vallejo
in album: Pedazo de mí
  type: MusicAlbum
  date published: 2024-11-22
isrc code: QZWV32462983
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T16:47:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d04233ed5aa2206327f5108c26148260ab88233c336ac7f52a7bcfe7c7e2801
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/QZWV32462983
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 0x6d04233ed5aa2206327f5108c26148260ab88233c336ac7f52a7bcfe7c7e2801. 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/QZWV32462983.
  date published: 2026-07-05T04:47:21Z
audio: Vuelvo a ser
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.045
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.799
  additional property: Energy
    type: PropertyValue
    value: 0.494
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.469
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.786
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.678
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Hans y Grecia
type: MusicAlbum
date published: 2025-04-17
track: Hans y Grecia

El plan
type: MusicAlbum
date published: 2025-05-23

Mansa pero no mensa
type: MusicAlbum
date published: 2025-07-04

Dejar llegar
type: MusicAlbum
date published: 2025-10-03