1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb18b7b142f18e1f15e0d5457abda30a9d7655f9c812730084a8e5ecb741663ea. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/af86371c-3404-4433-b826-f585ff4e7904.json and https://artists.proofprofile.net/proofs/artist/af86371c-3404-4433-b826-f585ff4e7904.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Officer's Center, Officer of the Day March
4 Ruffles and Flourishes/General's March
3 Ruffles and Flourishes/General's March
2 Ruffles and Flourishes/General's March
4 Ruffles and Flourishes/Flag Officer's March
3 Ruffles and Flourishes/Flag Officer's March
2 Ruffles and Flourishes/Flag Officer's March
1 Ruffle and Flourish/Flag Officer's March
1 Ruffle and Flourish/Last 32 of Stars and Stripes
The US Navy Hymn: Eternal Father Strong to Save
50 Songs of the United States Military Bands for 2012