Sietta
type: MusicGroup
popularity: 4
followers: 1231
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4686b0782eabe26bc82e162484fbd8651e729bf6da9adf785cf7b129df654347
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953932
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953932
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1ea41550-4c74-42b2-be4b-51c8ac2374e6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1ea41550-4c74-42b2-be4b-51c8ac2374e6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1ea41550-4c74-42b2-be4b-51c8ac2374e6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T11:10:43Z
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 0x4686b0782eabe26bc82e162484fbd8651e729bf6da9adf785cf7b129df654347. Chain 2 (Bitcoin): anchored in block 953932 (2026-06-16T11:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1ea41550-4c74-42b2-be4b-51c8ac2374e6.json and https://artists.proofprofile.net/proofs/artist/1ea41550-4c74-42b2-be4b-51c8ac2374e6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T11:10:43Z
album: The Seventh Passenger
  type: MusicAlbum
  date published: 2011-07-22
album: The Seventh Passenger
  type: MusicAlbum
  date published: 2011-07-22
album: The Seventh Passenger
  type: MusicAlbum
  date published: 2011-07-22
album: The Dark Passenger
  type: MusicAlbum
  date published: 2012-03-09
album: The Dark Passenger
  type: MusicAlbum
  date published: 2012-03-09
album: Let It Go
  type: MusicAlbum
  date published: 2013-08-16
album: Agree to Disagree
  type: MusicAlbum
  date published: 2013-12-20
album: The Invisible River
  type: MusicAlbum
  date published: 2014-02-21
album: The Invisible River
  type: MusicAlbum
  date published: 2014-02-21
album: The Invisible River
  type: MusicAlbum
  date published: 2014-02-21
album: Carry Remixes
  type: MusicAlbum
  date published: 2014-05-30
album: Carry Remix - EP
  type: MusicAlbum
  date published: 2014-05-30
album: Carry (Remix EP)
  type: MusicAlbum
  date published: 2014-05-30