The Deutsche Streicherphilharmonie (DSP) (German String Philharmonic) is a German string youth orchestra, based in Bonn. History The ensemble was founded in 1973 as the selection string orchestra o
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 0x23584815b636fedd2d2bb0b19ef332e6f27296834f9342f87534f27d19448a17. 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/4b3e5469-ffc3-4d8e-90dd-fa9d5c4096ac.json and https://artists.proofprofile.net/proofs/artist/4b3e5469-ffc3-4d8e-90dd-fa9d5c4096ac.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Shchedrin, R.K.: Carmen Suite / Hindemith, P.: Trauermusik
Dvorak, A.: Serenade / Mendelssohn, F.: Sinfonia No. 11
Tchaikovsky: The Seasons - Bartok: Transylvanian Dances - Romanian Folk Dances