Whirlwind Heat was a three-piece band from the city of Grand Rapids, Michigan. Although they are avid genre-hoppers, they are often categorized as indie rock. History The band was formed in 1996 by s
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 0x07f92a18ff809768726832c23658ee3d16ba8d33ba06d4e99ea9fd1f953d5e84. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5c0645c1-eeb6-4867-a8a5-c89f5e1f3ea3.json and https://artists.proofprofile.net/proofs/artist/5c0645c1-eeb6-4867-a8a5-c89f5e1f3ea3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).