Wolfgang Schüler (17 February 1958 – 24 April 2024) was a German professional footballer who played as a striker or midfielder. Schüler played combined 414 matches in the Bundesliga and 2. Bundesliga
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 0x9754660dc181856cb8dd1658eaccec6e9a22b6c877d11768afdd75d6f79a49eb. Chain 2 (Bitcoin): anchored in block 953758 (2026-06-15T07:48:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b1adafd1-6ed1-4628-91c6-991c9cdaac80.json and https://artists.proofprofile.net/proofs/artist/b1adafd1-6ed1-4628-91c6-991c9cdaac80.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).