First Floor Power is an indie rock band from Sweden. FFP recorded and released their debut EP We Are the People in 2000 on the Swedish label Silence Records. In 2001 their debut album There is Hope 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 0x52dded51a49ed10a94e661d70b0bb01509d3abd2aea423b591ffa47936ba79de. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9ab75e02-b4ec-4a52-95a0-f2f100808121.json and https://artists.proofprofile.net/proofs/artist/9ab75e02-b4ec-4a52-95a0-f2f100808121.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).