Blue Groove is an album by saxophonist Gene Ammons recorded in 1961 but not released on the Prestige label until 1982.Gene Ammons discography accessed December 12, 2012 Reception Allmusic awarded the
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 0x90946a0da6b8c01bed0dc39f438a7503f333d39286feddf65bc89cb216fc3cb4. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4e15e607-b834-47fc-8e9e-5d1ae81d6b2b.json and https://artists.proofprofile.net/proofs/artist/4e15e607-b834-47fc-8e9e-5d1ae81d6b2b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).