Ayşegül Abadan (21 June 1980, Ankara – 20 January 2022, Istanbul) was a Turkish pianist. Biography Ayşegül Abadan was born in Ankara in 1980. She is the daughter of musician Oğuz Abadan. She moved
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cce17f93a8583b601bfa553f901a06bab4d7f4590f74b2273a7277e3cf3d8e8. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2831f223-129b-40c6-a676-e8c08c61e3e2.json and https://artists.proofprofile.net/proofs/artist/2831f223-129b-40c6-a676-e8c08c61e3e2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Ayşegül'ün Doğum Günü (M. Eğitim Bakanlığınca Okullara Tavsiye Edilmiştir.)