ISRC USSM11305856
Verified recording
USSM11305856 is “Lagunen-Walzer, Op. 411” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0xceef695d34efa79d21d6a2375b2b7e2f997d722ca4078ad682dcaca4245f6340 and independently timestamped
in Bitcoin block 960175 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11305856.
Recording identifiers
- ISRC
- USSM11305856
- Title
- Lagunen-Walzer, Op. 411
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0xceef695d34efa79d21d6a2375b2b7e2f997d722ca4078ad682dcaca4245f6340
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:16:15+00:00
- Bitcoin block
- 960175
- Canonical record hash
sha256:815f146a12a8807fe7b89f60ae3c839a1efd2ff1e5f8bcb44ad543aa14c17b1a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11305856
- Bitcoin block existence check
- https://blockstream.info/api/block/960175
Full record
Track page: Lagunen-Walzer, Op. 411 · Machine-readable JSON-LD