Roundhead
type: MusicGroup
genre: dancehall
genre: ragga
genre: riddim
description: The Parliamentarians, commonly called Roundheads by their enemies, were the supporters of the Parliament of England during the English Civil War (1642–1651). They fought against King Charles I of Engl
popularity: 7
followers: 4154
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4a78bb111302def074fd29647a9d4fe1a5a1941fb164dc75b30329a9c4fdca5e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953867
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953867
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/06599f67-a01f-49b9-b251-0525d514ed99.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/06599f67-a01f-49b9-b251-0525d514ed99.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/06599f67-a01f-49b9-b251-0525d514ed99
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T01:09:47Z
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 0x4a78bb111302def074fd29647a9d4fe1a5a1941fb164dc75b30329a9c4fdca5e. Chain 2 (Bitcoin): anchored in block 953867 (2026-06-16T01:09:47Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/06599f67-a01f-49b9-b251-0525d514ed99.json and https://artists.proofprofile.net/proofs/artist/06599f67-a01f-49b9-b251-0525d514ed99.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T01:09:47Z
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  type: MusicAlbum
  date published: 1998-07-11
album: Creature Comfort
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  date published: 1998-07-11
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  type: MusicAlbum
  date published: 1998-07-11
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  type: MusicAlbum
  date published: 2011-04-05
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  type: MusicAlbum
  date published: 2011-04-05
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