Calle nueva was a Spanish TV soap opera which was aired in Televisión Española between 1997 and 2000. Calle nueva at the Internet Movie Database Television schedule for September 28, 1997 (La Vanguard
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 0xa5781517000a4e80f1d9a0285c7866f789c89cb308800a0a406a1ba5e2913df5. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/740a1095-ce58-420f-9f6f-3c80478e9ecc.json and https://artists.proofprofile.net/proofs/artist/740a1095-ce58-420f-9f6f-3c80478e9ecc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).