Fran Fernández
type: MusicGroup
genre: flamenco
genre: trova
description: Francisco Javier "Fran" Fernández Díaz (born 20 March 1980) is a Spanish football manager. Career Fernández started his career at Polideportivo Aguadulce, as a director of football and manager. He su
popularity: 7
followers: 42
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66b7b4ec850c0c6c5c2456beb0e1c4a8de87018d67f31db47a3a5d50317be31e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fc0f2b0e-db10-411c-ab99-7f583de36be5.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fc0f2b0e-db10-411c-ab99-7f583de36be5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fc0f2b0e-db10-411c-ab99-7f583de36be5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x66b7b4ec850c0c6c5c2456beb0e1c4a8de87018d67f31db47a3a5d50317be31e","name":"Fran Fernández","registered_at":"2026-06-21T17:30:03Z","symbol":"NIM1986554","token_address":"0xec62577b37100894a0d65b54613a02fbb364b6da","type":"artist","uuid":"fc0f2b0e-db10-411c-ab99-7f583de36be5"}
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 0x66b7b4ec850c0c6c5c2456beb0e1c4a8de87018d67f31db47a3a5d50317be31e. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fc0f2b0e-db10-411c-ab99-7f583de36be5.json and https://artists.proofprofile.net/proofs/artist/fc0f2b0e-db10-411c-ab99-7f583de36be5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
  text: {"copyright_id":"0x66b7b4ec850c0c6c5c2456beb0e1c4a8de87018d67f31db47a3a5d50317be31e","name":"Fran Fernández","registered_at":"2026-06-21T17:30:03Z","symbol":"NIM1986554","token_address":"0xec62577b37100894a0d65b54613a02fbb364b6da","type":"artist","uuid":"fc0f2b0e-db10-411c-ab99-7f583de36be5"}
track: Cosas del camino

Cosas del camino
type: MusicRecording
duration: PT8M49S
duration ms: 529786
explicit: false
by artist: Beatriz Romero
by artist: Amparo Gonzalez
by artist: Essencia
by artist: Fran Fernández
by artist: Joaquín Essencia
by artist: Maria J Caceres
by artist: Quique essencia
by artist: Ángeles Vargas
in album: Alabanzas Rocieras "las sevillanas rocieras que hicieron historia"
  type: MusicAlbum
  date published: 2016-04-21
isrc code: ES18B1600358
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T09:19:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe446b6388a5ccb9bcbe383c7ce0f1eb54417097f32b7e317a9b046337cf9ab38
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES18B1600358
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+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 0xe446b6388a5ccb9bcbe383c7ce0f1eb54417097f32b7e317a9b046337cf9ab38. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/ES18B1600358.
  date published: 2026-06-13T13:32:09Z
audio: Cosas del camino
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 149.205
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.611
  additional property: Energy
    type: PropertyValue
    value: 0.423
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.906
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.145
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.338
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.131
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor