Boikot is a Spanish punk band that is characterized by the social message of their lyrics. History The band started in 1987 playing at bars, parties and every type of dive. After a pair of adjustm
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 0x53df32b83b7b94e89f654561ac71f1fda0a3fe2c194e5b8af104d26c19916305. Chain 2 (Bitcoin): anchored in block 953928 (2026-06-16T10:21:55Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1de84e4f-7006-40a4-b4ff-cc11ff365af1.json and https://artists.proofprofile.net/proofs/artist/1de84e4f-7006-40a4-b4ff-cc11ff365af1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).