ISRC USSM11305853
Verified recording
USSM11305853 is “Im Krapfenwaldl, Polka française, Op. 336” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x9b1c0ce24896e3c3266f8141fced58ed18c553376f0fe0efef9188dcc67b80f0 and independently timestamped
in Bitcoin block 959100 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11305853.
Recording identifiers
- ISRC
- USSM11305853
- Title
- Im Krapfenwaldl, Polka française, Op. 336
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x9b1c0ce24896e3c3266f8141fced58ed18c553376f0fe0efef9188dcc67b80f0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T05:29:55+00:00
- Bitcoin block
- 959100
- Canonical record hash
sha256:2e970d6141b52a956e544fffbf56a244eeb054f077cbe32430b0c484ef8241a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11305853
- Bitcoin block existence check
- https://blockstream.info/api/block/959100
Full record
Track page: Im Krapfenwaldl, Polka française, Op. 336 · Machine-readable JSON-LD