"Love Fire" is a song by the Japanese seven-member boy group Psychic Fever from Exile Tribe. It was released digitally on April 2, 2024, by LDH Records as the lead track from their second original EP,
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 0xec41f39be6e89a9c9756b7ae0fe53d3001fe39de2642ee837735b5ea5be5846d. Chain 2 (Bitcoin): anchored in block 953991 (2026-06-16T18:47:23Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2f6302dc-2cf5-4f2b-a94d-cac55c2b6141.json and https://artists.proofprofile.net/proofs/artist/2f6302dc-2cf5-4f2b-a94d-cac55c2b6141.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).