ISRC USSM11305842
Verified recording
USSM11305842 is “Lob der Frauen, Polka Mazur, Op. 315” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0xd304bb4745afaf85168bf0d0628bfb176b94f00601c1f9c3cee5e10fc31a57fc and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11305842.
Recording identifiers
- ISRC
- USSM11305842
- Title
- Lob der Frauen, Polka Mazur, Op. 315
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0xd304bb4745afaf85168bf0d0628bfb176b94f00601c1f9c3cee5e10fc31a57fc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:487ce73e1d7138314c5050353442f43d490ec76cd9095729011fa1d7d9134b7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11305842
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: Lob der Frauen, Polka Mazur, Op. 315 · Machine-readable JSON-LD