Stony Sleep was an English teenage grunge rock band, formed in 1993 by brothers Ben Fox Smith (vocals, guitar), Shïan Smith-Pancorvo (drums, vocals), and William Salmon (bass). They were signed to Bi
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 0x3d2538deed7896db8171c5a9e44197b0a786076121df6d4b5ea9e52cfe96ab4e. Chain 2 (Bitcoin): anchored in block 953915 (2026-06-16T08:36:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/19300c29-2318-44d3-89ae-5173446baa97.json and https://artists.proofprofile.net/proofs/artist/19300c29-2318-44d3-89ae-5173446baa97.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).