David de la Cruz
type: MusicGroup
genre: sierreño
description: David de la Cruz Melgarejo (born 6 May 1989) is a Spanish cyclist, who currently rides for UCI ProTeam . Career De la Cruz was born in Sabadell. On 28 August 2016, de la Cruz scored the biggest win o
popularity: 2
followers: 218
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6fb8538254abd979a749326bd543f4135f9376fcdbe79cec81ce0329131b3b47
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/fbf8b6d2-326e-4421-bfb9-bffe0b57130a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fbf8b6d2-326e-4421-bfb9-bffe0b57130a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fbf8b6d2-326e-4421-bfb9-bffe0b57130a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6fb8538254abd979a749326bd543f4135f9376fcdbe79cec81ce0329131b3b47","name":"David de la Cruz","registered_at":"2026-06-21T17:27:00Z","symbol":"NIM1987261","token_address":"0xa3ab779210411afc799c88fabf002963d623ee84","type":"artist","uuid":"fbf8b6d2-326e-4421-bfb9-bffe0b57130a"}
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 0x6fb8538254abd979a749326bd543f4135f9376fcdbe79cec81ce0329131b3b47. 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/fbf8b6d2-326e-4421-bfb9-bffe0b57130a.json and https://artists.proofprofile.net/proofs/artist/fbf8b6d2-326e-4421-bfb9-bffe0b57130a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
  text: {"copyright_id":"0x6fb8538254abd979a749326bd543f4135f9376fcdbe79cec81ce0329131b3b47","name":"David de la Cruz","registered_at":"2026-06-21T17:27:00Z","symbol":"NIM1987261","token_address":"0xa3ab779210411afc799c88fabf002963d623ee84","type":"artist","uuid":"fbf8b6d2-326e-4421-bfb9-bffe0b57130a"}
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  type: MusicAlbum
  date published: 2022-03-08
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  type: MusicAlbum
  date published: 2025-02-10