ISRC FRZ200004130
Verified recording
FRZ200004130 is “Strauss, Johann II : Casanova : Nun's Chorus & Laura's Song” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x602bbbba0789a9f68349d7f0af4f22dbc570a106cc49332a1086f0c5534de391 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200004130.
Recording identifiers
- ISRC
- FRZ200004130
- Title
- Strauss, Johann II : Casanova : Nun's Chorus & Laura's Song
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x602bbbba0789a9f68349d7f0af4f22dbc570a106cc49332a1086f0c5534de391
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:8bccba6ea91783e519e9ee783f9821db27d05042bd238f8f8e313c5393eec042- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200004130
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Strauss, Johann II : Casanova : Nun's Chorus & Laura's Song · Machine-readable JSON-LD