4EVR is a collaborative album by the American DJs ISOxo & Knock2 under the moniker ISOKNOCK. It was released by 88rising on August 1, 2024. It experiments with sounds among tmutiple genres. The EP wa
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 0x00505c8513b073ba13d9423c3038f28891ca00809bbc91d8be5ead4fcf1c23ce. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/50a85ceb-443e-4b77-815d-8a81b9b07967.json and https://artists.proofprofile.net/proofs/artist/50a85ceb-443e-4b77-815d-8a81b9b07967.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).