ISRC DEF055702540
Verified recording
DEF055702540 is “Sehnsucht nach dem Frühling, K. 696” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x54273fb0773f6bce06dbad2767fe2158749a84fab705d32e3d274d48b6d73660 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/DEF055702540.
Recording identifiers
- ISRC
- DEF055702540
- Title
- Sehnsucht nach dem Frühling, K. 696
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x54273fb0773f6bce06dbad2767fe2158749a84fab705d32e3d274d48b6d73660
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:449b2f4129cd198cc10b201a30a2423b8e415f553ebce0e651bf2ec8e21fcd73- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055702540
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sehnsucht nach dem Frühling, K. 696 · Machine-readable JSON-LD