Hernán Crespo
type: MusicGroup
genre: folklore argentino
description: Hernán Jorge Crespo (; born 5 July 1975) is an Argentine professional football coach and former player. A prolific striker, Crespo scored over 300 goals in a career spanning 19 years. At internationa
popularity: 11
followers: 658
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x85b0e233ace00eee3d4a81c0eb03c76bef5ae9274ac3060da530dde9e49c6bc6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953592
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953592
additional property: OTSProofURL
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/05cbe4a8-afcc-44f6-865b-3d19f773a145.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/05cbe4a8-afcc-44f6-865b-3d19f773a145
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
  type: PropertyValue
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85b0e233ace00eee3d4a81c0eb03c76bef5ae9274ac3060da530dde9e49c6bc6. Chain 2 (Bitcoin): anchored in block 953592 (2026-06-14T05:36:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/05cbe4a8-afcc-44f6-865b-3d19f773a145.json and https://artists.proofprofile.net/proofs/artist/05cbe4a8-afcc-44f6-865b-3d19f773a145.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T05:36:59Z
  text: {"copyright_id":"0x85b0e233ace00eee3d4a81c0eb03c76bef5ae9274ac3060da530dde9e49c6bc6","name":"Hernán Crespo","registered_at":"2026-06-14T05:02:14Z","symbol":"NIM0346617","token_address":"0x6c53cf135def18bb795ed67ed5d78f97b126a046","type":"artist","uuid":"05cbe4a8-afcc-44f6-865b-3d19f773a145"}
album: Andén
  type: MusicAlbum
  date published: 2011-04-14
album: Puertos
  type: MusicAlbum
  date published: 2016-08-10
album: Puertos
  type: MusicAlbum
  date published: 2018-03-08
album: Lluvia
  type: MusicAlbum
  date published: 2020-11-06
album: Lluvia
  type: MusicAlbum
  date published: 2020-11-06
album: Tiempo
  type: MusicAlbum
  date published: 2020-11-20
  track: Tiempo
album: Tiempo
  type: MusicAlbum
  date published: 2020-11-20
album: En Camino
  type: MusicAlbum
  date published: 2020-12-04
album: Como un Cisne
  type: MusicAlbum
  date published: 2021-07-02
album: Como un Cisne
  type: MusicAlbum
  date published: 2021-07-02
album: Como un Cisne (En Vivo)
  type: MusicAlbum
  date published: 2023-09-29
album: En el Aire - En Concierto (En Vivo)
  type: MusicAlbum
  date published: 2023-10-20

Tiempo
type: MusicRecording
duration: PT4M30S
duration ms: 270000
explicit: false
by artist: Hernán Crespo
in album: Tiempo
  type: MusicAlbum
  date published: 2020-11-20
genre: folklore argentino
isrc code: ARQ952000002
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
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: 956302
additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7af035e340d5ac7cfeb4a418742273a3f23b3b26f9e05a4c98a81dcb05ce09e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/ARQ952000002.
  date published: 2026-07-02T03:55:08Z
audio: Tiempo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 172.776
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.344
  additional property: Energy
    type: PropertyValue
    value: 0.297
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.459
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.161
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.359
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.316
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major