Whopper
type: MusicGroup
genre: norwegian pop
description: The Whopper is the signature hamburger brand of international fast food restaurant chain Burger King, its Australian franchise Hungry Jack's, and BK Whopper Bar kiosks. Introduced in 1957 in response
popularity: 2
followers: 116
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x85e9ba5c9f1fd10d151049f86a451a419c55ceea456a1ddf0863a736342e298b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954549
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954549
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a96fa8b4-3ead-4251-88d3-7a39cb9cead7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a96fa8b4-3ead-4251-88d3-7a39cb9cead7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a96fa8b4-3ead-4251-88d3-7a39cb9cead7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T10:56:20Z
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 0x85e9ba5c9f1fd10d151049f86a451a419c55ceea456a1ddf0863a736342e298b. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a96fa8b4-3ead-4251-88d3-7a39cb9cead7.json and https://artists.proofprofile.net/proofs/artist/a96fa8b4-3ead-4251-88d3-7a39cb9cead7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T10:56:20Z
album: Let`s Make Sounds
  type: MusicAlbum
  date published: 1999-01-01
album: Takes & Mistakes
  type: MusicAlbum
  date published: 2001
album: Takes & Mistakes
  type: MusicAlbum
  date published: 2001
album: W
  type: MusicAlbum
  date published: 2003-02-25
album: No Music Here
  type: MusicAlbum
  date published: 2004-06-14
album: No Music Here
  type: MusicAlbum
  date published: 2004-06-14