Xarb
type: MusicGroup
description: Xarb is a five-member band from Lahore, Pakistan. The band was formed in 2008 and achieved its current membership in 2011. The band received increased public attention in 2018, when they performed on
popularity: 2
followers: 3621
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb3fc201daa983729be6def8c9c7f982ef8d00e528574baacb36f5002b4d7dd3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954124
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7b991c37-c261-4b89-b1e9-3e615f4ebe30.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7b991c37-c261-4b89-b1e9-3e615f4ebe30.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7b991c37-c261-4b89-b1e9-3e615f4ebe30
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T18:22:18Z
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 0xcb3fc201daa983729be6def8c9c7f982ef8d00e528574baacb36f5002b4d7dd3. Chain 2 (Bitcoin): anchored in block 954131 (2026-06-17T19:19:19Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7b991c37-c261-4b89-b1e9-3e615f4ebe30.json and https://artists.proofprofile.net/proofs/artist/7b991c37-c261-4b89-b1e9-3e615f4ebe30.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T19:19:19Z
album: Kashmakash (Acoustic Live)
  type: MusicAlbum
  date published: 2018-10-06
album: Aaghaz
  type: MusicAlbum
  date published: 2022-01-13
album: Andhera (From "Gunjal")
  type: MusicAlbum
  date published: 2023-11-24