Skullflower is a British noise rock band, formed in 1987 in London, England. Led by guitarist Matthew Bower, the band attained a cult following using a sound based on "sludgy, Black Sabbath-style riff
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 0x99c5726483dd987af89ece848983c14221662e75c912add365ca4ce9baeb36ad. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6e01710d-0dcd-4f5f-913d-8c0cdfb7765a.json and https://artists.proofprofile.net/proofs/artist/6e01710d-0dcd-4f5f-913d-8c0cdfb7765a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Machinery Of Torment (From The Netflix Film "Metal Lords")