ISRC DEN961831133
Verified recording
DEN961831133 is “Die Zauberflöte, K. 620 / Act 2: "Zurück!"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7546db1b251fc2dacb326e1678027ebb5bb91607a38ed7a0f06639c6cdfef777 and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961831133.
Recording identifiers
- ISRC
- DEN961831133
- Title
- Die Zauberflöte, K. 620 / Act 2: "Zurück!"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7546db1b251fc2dacb326e1678027ebb5bb91607a38ed7a0f06639c6cdfef777
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:3a3764cd21e130c21fa6cb08032f2f8d1d4a16eaaea3d335b40fe5370f4e8c15- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961831133
- Bitcoin block existence check
- https://blockstream.info/api/block/960150
Full record
Track page: Die Zauberflöte, K. 620 / Act 2: "Zurück!" · Machine-readable JSON-LD