ISRC DEF066421820

Verified recording

DEF066421820 is “Der Zigeunerbaron, Operetta in 3 Acts: Gib acht, es kracht!” by Johann Strauss II, registered on the CopyrightChains blockchain with CopyrightID 0xbfbe4a8c76ceed2f15158013b1fb1c9758e5727f8112deb79941c3ed3b84965f and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066421820.

Recording identifiers

ISRC
DEF066421820
Title
Der Zigeunerbaron, Operetta in 3 Acts: Gib acht, es kracht!
Artist
Johann Strauss II
CopyrightID (CopyrightChains transaction hash)
0xbfbe4a8c76ceed2f15158013b1fb1c9758e5727f8112deb79941c3ed3b84965f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:61910f62e78bb6845535a9ed75128c822440b8d432528c2fd091299b7ce80842
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066421820
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Der Zigeunerbaron, Operetta in 3 Acts: Gib acht, es kracht! · Machine-readable JSON-LD