Roger Espinoza
type: MusicGroup
genre: flamenco
description: Roger Aníbal Espinoza Ramírez (; born 25 October 1986) is a Honduran former professional footballer who played as a midfielder or defender. Espinoza currently serves as a youth coach for Major League
popularity: 4
followers: 273
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcaa0f505bcb661824240aaea7d025a387f6a4ecf8c8deaf19a0ed63f23b44864
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8d19483c-a55f-4f6b-84f9-29afb89d89ee.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8d19483c-a55f-4f6b-84f9-29afb89d89ee.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8d19483c-a55f-4f6b-84f9-29afb89d89ee
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcaa0f505bcb661824240aaea7d025a387f6a4ecf8c8deaf19a0ed63f23b44864","name":"Roger Espinoza","registered_at":"2026-06-17T14:50:00Z","symbol":"NIM1429267","token_address":"0x32d60c4f8e561fe7fbcfd0f70198b50cef5b3edd","type":"artist","uuid":"8d19483c-a55f-4f6b-84f9-29afb89d89ee"}
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 0xcaa0f505bcb661824240aaea7d025a387f6a4ecf8c8deaf19a0ed63f23b44864. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8d19483c-a55f-4f6b-84f9-29afb89d89ee.json and https://artists.proofprofile.net/proofs/artist/8d19483c-a55f-4f6b-84f9-29afb89d89ee.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0xcaa0f505bcb661824240aaea7d025a387f6a4ecf8c8deaf19a0ed63f23b44864","name":"Roger Espinoza","registered_at":"2026-06-17T14:50:00Z","symbol":"NIM1429267","token_address":"0x32d60c4f8e561fe7fbcfd0f70198b50cef5b3edd","type":"artist","uuid":"8d19483c-a55f-4f6b-84f9-29afb89d89ee"}
album: Café Fuego
  type: MusicAlbum
  date published: 2002
album: Café Fuego
  type: MusicAlbum
  date published: 2002-01-04
album: Café Fuego
  type: MusicAlbum
  date published: 2002-04-08
album: Café Santa Fe
  type: MusicAlbum
  date published: 2012-03-05
album: Café Santa Fe
  type: MusicAlbum
  date published: 2012-03-26
album: Colors of the World
  type: MusicAlbum
  date published: 2016-12-15