ISRC USSM10308402
Verified recording
USSM10308402 is “Éljen a Magyar! Ungarische Polka schnell, Op. 332” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0xed4f84db64010451747965f94bb7cdd24309e079cf652c9184f6db8f0fb40b5a and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10308402.
Recording identifiers
- ISRC
- USSM10308402
- Title
- Éljen a Magyar! Ungarische Polka schnell, Op. 332
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0xed4f84db64010451747965f94bb7cdd24309e079cf652c9184f6db8f0fb40b5a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:d4418070d1cc5383bed7373803ea3c9551fdf93ecdf2bc6945b2ef62b661c47e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10308402
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Éljen a Magyar! Ungarische Polka schnell, Op. 332 · Machine-readable JSON-LD