Cem Sayar
type: MusicGroup
popularity: 2
followers: 115
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13e945458dc15b1b5ad8ece8e46ebfeb9175632cf55dfb24b6ab3d78a490601c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954784
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fa77bf36-fe05-4b37-b4cc-a1fb65f2de31.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fa77bf36-fe05-4b37-b4cc-a1fb65f2de31.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fa77bf36-fe05-4b37-b4cc-a1fb65f2de31
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x13e945458dc15b1b5ad8ece8e46ebfeb9175632cf55dfb24b6ab3d78a490601c","name":"Cem Sayar","registered_at":"2026-06-21T16:50:19Z","symbol":"NIM1978499","token_address":"0x3996de5049f562da8a25c1b3157d12b64f8c9118","type":"artist","uuid":"fa77bf36-fe05-4b37-b4cc-a1fb65f2de31"}
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 0x13e945458dc15b1b5ad8ece8e46ebfeb9175632cf55dfb24b6ab3d78a490601c. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fa77bf36-fe05-4b37-b4cc-a1fb65f2de31.json and https://artists.proofprofile.net/proofs/artist/fa77bf36-fe05-4b37-b4cc-a1fb65f2de31.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
  text: {"copyright_id":"0x13e945458dc15b1b5ad8ece8e46ebfeb9175632cf55dfb24b6ab3d78a490601c","name":"Cem Sayar","registered_at":"2026-06-21T16:50:19Z","symbol":"NIM1978499","token_address":"0x3996de5049f562da8a25c1b3157d12b64f8c9118","type":"artist","uuid":"fa77bf36-fe05-4b37-b4cc-a1fb65f2de31"}
album: DEEP VIBES
  type: MusicAlbum
  date published: 2021-10-10
album: DEEP HOUSE FESTIVAL
  type: MusicAlbum
  date published: 2021-11-24
album: DEEP HOUSE CELEBRATION
  type: MusicAlbum
  date published: 2021-12-10
album: DÖNENCE 2022 "Evrensel Yorumlar" Cem Sayar
  type: MusicAlbum
  date published: 2022-07-20
album: THE TROPICS (International)
  type: MusicAlbum
  date published: 2022-07-22
album: CS is Back in Town : Deep House Celebration
  type: MusicAlbum
  date published: 2022-12-30
album: Deep House ACTION
  type: MusicAlbum
  date published: 2023-01-13
album: Spanish Deep House
  type: MusicAlbum
  date published: 2023-01-17
album: "Sentimentos" and "Sentimenti" Deep House
  type: MusicAlbum
  date published: 2023-02-03
album: Deep House FIESTA
  type: MusicAlbum
  date published: 2023-08-08
album: East Meets West
  type: MusicAlbum
  date published: 2023-08-11
album: Deep House SYMPHONY
  type: MusicAlbum
  date published: 2023-08-31
album: Again and Again
  type: MusicAlbum
  date published: 2024-02-09
album: DANCE ZONE
  type: MusicAlbum
  date published: 2024-02-23
album: Blended
  type: MusicAlbum
  date published: 2024-08-09
album: I Don't Care
  type: MusicAlbum
  date published: 2024-08-12
album: Mio Cuore
  type: MusicAlbum
  date published: 2024-08-14
album: Cocktail
  type: MusicAlbum
  date published: 2024-08-16
album: Alone
  type: MusicAlbum
  date published: 2024-08-16