ISRC DEF057530604
Verified recording
DEF057530604 is “Die Fledermaus, Act I: No. 4, Trio. So muss allein ich bleiben” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0xa421a198632cbadaab296923c166878a165ece5dc09061733b35cf381461d06f and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530604.
Recording identifiers
- ISRC
- DEF057530604
- Title
- Die Fledermaus, Act I: No. 4, Trio. So muss allein ich bleiben
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0xa421a198632cbadaab296923c166878a165ece5dc09061733b35cf381461d06f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:aff24ca6d1c046fb9971c3e8be9a00dd6096eb921c6390f11b2a1eb114689b19- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530604
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Die Fledermaus, Act I: No. 4, Trio. So muss allein ich bleiben · Machine-readable JSON-LD