X-FIR3
type: MusicGroup
genre: happy hardcore
genre: hardcore techno
genre: nightcore
popularity: 10
followers: 783
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c7df16ef02fe9783311117c07ddc8a263da0d88037c4de6b8bcd7ced9697928
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954631
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954631
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d1cf786e-0db5-4896-9d22-668d4bba2cce.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d1cf786e-0db5-4896-9d22-668d4bba2cce.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d1cf786e-0db5-4896-9d22-668d4bba2cce
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T02:46:24Z
additional property: OTSCanonicalRecord
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 0x0c7df16ef02fe9783311117c07ddc8a263da0d88037c4de6b8bcd7ced9697928. Chain 2 (Bitcoin): anchored in block 954631 (2026-06-21T02:46:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d1cf786e-0db5-4896-9d22-668d4bba2cce.json and https://artists.proofprofile.net/proofs/artist/d1cf786e-0db5-4896-9d22-668d4bba2cce.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T02:46:24Z
album: C'mon
  type: MusicAlbum
  date published: 2011-06-15
album: Never Let You Go
  type: MusicAlbum
  date published: 2011-06-15
album: Never Let You Go
  type: MusicAlbum
  date published: 2011-06-15
album: Nightlife
  type: MusicAlbum
  date published: 2011-06-15
album: Never Let You Go
  type: MusicAlbum
  date published: 2011-06-15
album: Never Let You Go
  type: MusicAlbum
  date published: 2011-06-15
album: Rip It Raw Collective
  type: MusicAlbum
  date published: 2012-01-04
album: Rip It Raw Collective
  type: MusicAlbum
  date published: 2012-01-04
album: Lock & Load
  type: MusicAlbum
  date published: 2012-02-01
album: Summer Warm Up EP
  type: MusicAlbum
  date published: 2012-03-30
album: The Summer Mayhem E.P
  type: MusicAlbum
  date published: 2012-06-01
album: We R Relentless presents the best of X-FIR3
  type: MusicAlbum
  date published: 2012-07-13
album: Tronic
  type: MusicAlbum
  date published: 2012-11-23
album: Bounce
  type: MusicAlbum
  date published: 2012-11-23
album: WipeOut
  type: MusicAlbum
  date published: 2013-02-22
album: Classics EP
  type: MusicAlbum
  date published: 2014-05-23
album: iFreeForm
  type: MusicAlbum
  date published: 2014-10-03
album: Rescue Me
  type: MusicAlbum
  date published: 2015-09-25