Percival
type: MusicGroup
popularity: 4
followers: 1015
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3b41c5a0c5203ca0bfbb8beae80c8cc5f022c968f899848557f6ef6fa19a6283
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954580
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954580
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b6e24024-1f97-47cc-9c55-7df980242589.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b6e24024-1f97-47cc-9c55-7df980242589.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b6e24024-1f97-47cc-9c55-7df980242589
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T17:48:00Z
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 0x3b41c5a0c5203ca0bfbb8beae80c8cc5f022c968f899848557f6ef6fa19a6283. Chain 2 (Bitcoin): anchored in block 954580 (2026-06-20T17:48:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b6e24024-1f97-47cc-9c55-7df980242589.json and https://artists.proofprofile.net/proofs/artist/b6e24024-1f97-47cc-9c55-7df980242589.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T17:48:00Z
album: Seven Nation Army (From The Voice Of Germany)
  type: MusicAlbum
  date published: 2012-01-01
album: Beautiful (From The Voice Of Germany)
  type: MusicAlbum
  date published: 2012-01-01
album: Hedonism (From The Voice Of Germany)
  type: MusicAlbum
  date published: 2012-01-01
album: Are U Loved?
  type: MusicAlbum
  date published: 2013-09-20
album: Are U Loved?
  type: MusicAlbum
  date published: 2013-09-20
album: Never Shut Up!
  type: MusicAlbum
  date published: 2013-10-25
album: Never Shut Up
  type: MusicAlbum
  date published: 2013-10-25
album: Losers and Lies
  type: MusicAlbum
  date published: 2014-10-19
album: Losers and Lies
  type: MusicAlbum
  date published: 2015-04-17
album: Here Comes the Rain Again
  type: MusicAlbum
  date published: 2015-10-16
album: Stripped Songs
  type: MusicAlbum
  date published: 2016-06-10
album: Stripped Songs
  type: MusicAlbum
  date published: 2017-09-27
album: Stripped Songs
  type: MusicAlbum
  date published: 2017-09-27
album: The Wicked
  type: MusicAlbum
  date published: 2021-08-12
album: Live in Cologne (Lost Recording from 1995)
  type: MusicAlbum
  date published: 2022-04-08
album: Killing Butterflies
  type: MusicAlbum
  date published: 2022-04-08
album: Here Comes the Rain Again
  type: MusicAlbum
  date published: 2022-04-29
album: The Wicked (EP 2005)
  type: MusicAlbum
  date published: 2022-05-13
album: The Making of Me
  type: MusicAlbum
  date published: 2023-05-05
album: DIS-MOI
  type: MusicAlbum
  date published: 2023-08-25
album: The Summer Knows
  type: MusicAlbum
  date published: 2023-09-29
album: What Are You Doing the Rest of Your Life?
  type: MusicAlbum
  date published: 2023-10-27
album: SANS TOI
  type: MusicAlbum
  date published: 2023-11-24
album: The Windmills of Your Mind
  type: MusicAlbum
  date published: 2023-12-22
album: Merci Monsieur Legrand
  type: MusicAlbum
  date published: 2024-07-12