thumb|Giorgio Federico Ghedini in 1948 Giorgio Federico Ghedini (11 July 189225 March 1965) was an Italian composer. In addition to orchestral works, in 1949 he premiered a one-act opera based on Bill
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 0x7454e42946d6a9f0ac9ee54f119e928a6a1a3679b3a2d069f8a2f34e99c802fb. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b7dffa3b-a4c4-4e12-895b-86655d517f8f.json and https://artists.proofprofile.net/proofs/artist/b7dffa3b-a4c4-4e12-895b-86655d517f8f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Giorgio Federico Ghedini: Canti e strambotti
Ghedini, G.F.: Concerto Detto L'Olmoneta / Litanie Della Vergine / Bach, J.S. Musical Offering (Ghedini) (1952)
Ghedini: Violin Sonatas - Bizzarria - Due poemi
Ghedini: Architetture - Contrappunti - Marinaresca e baccanale
Giorgio Federico Ghedini Music for Orchestra