1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33e266a1a37d833aa44939543023bbdb7643211887d101054bfadb96821a4bca. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/78abbd56-e1b4-4a37-816e-db9b94cad2d5.json and https://artists.proofprofile.net/proofs/artist/78abbd56-e1b4-4a37-816e-db9b94cad2d5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mahma Kathrou Elhabayeb / Albaiba (Mono Version)
نجوى كرم ويلي دلعونة (Wily Dal A'wnha Najwa Karam)
فارس كرم ريدها ريدها (Ridaha Raid Aha Fares Karam )
بالله تصبوا هالقهوة صباح (Ballah Tsebbu Hal Gahwa Sabah)
مندل ياكريم (Mandal Ya Krame Samira Tawfic)
سمعت عينين الناعورة (Smeat Aynain Al Naoura)
محمد عساف يا مرحبا (Ya Marhaba Mohammad Assaf )
بيع الجمل يا علي ( Bei'a Al Jamal Ya Ali)
بين العصر والمغرب (Bayn Alaser Wal Magreb)
Best of Samira Tawfik: Bedouin Songs from Lebanon