Piano Time, is a solo album by jazz pianist Al Haig recorded in 1976 and released on the short-lived Sea Breeze label in 1979.Interplay Records discography accessed March 19, 2018Al Haig catalog acces
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 0xb257d59ca77d34cabe91bfbf566c83732ff6f8135004ecf1b8f59fa107ad4230. Chain 2 (Bitcoin): anchored in block 953955 (2026-06-16T14:29:53Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07.json and https://artists.proofprofile.net/proofs/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).