Thomas Jahn (born 9 July 1965) is a German film and television director. Career Jahn had success with Knockin' on Heaven's Door (1997), which was the highest-grossing German film of the year. Followin
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 0x0c397b31a39b273388a698ec05859cc0a51d35a7b66adf145b8e48056a27455f. Chain 2 (Bitcoin): anchored in block 953741 (2026-06-15T04:44:49Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a0bad3a3-a3e6-4221-bb56-5e6f9b4c8a1f.json and https://artists.proofprofile.net/proofs/artist/a0bad3a3-a3e6-4221-bb56-5e6f9b4c8a1f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Jahn: Orte Und Zeiten - Tempi E Luoghi – World Premier Recordings (Digitally Remastered)
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