Spyra is a surname. Notable people with the name include: Janusz Spyra (born 1958), Polish historian Wolfram Spyra (born 1964), German composer of ambient music See also Spira (disambiguation)
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 0x4f50a3a7c88af8367ab43f10a611e1344e03833e8acfd0c1c30e0238c2a8c300. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f.json and https://artists.proofprofile.net/proofs/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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