ISRC DEF056430612
Verified recording
DEF056430612 is “Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xaabbcbf2363f81b40e2214dd12b344b7eaee94beaf233a4d92e70b3d4b799a38 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056430612.
Recording identifiers
- ISRC
- DEF056430612
- Title
- Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xaabbcbf2363f81b40e2214dd12b344b7eaee94beaf233a4d92e70b3d4b799a38
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3889e7a70688d56609c985a34e68b5e7dda57e4bb549626437c44c2d784fbdf1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056430612
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's · Machine-readable JSON-LD