ISRC GBF076910300
Verified recording
GBF076910300 is “So ängstlich sind wir nicht - Polka schnell, Op. 413” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x0a72f3d68901c68ded7e693cc9845247eae77c7489be0cd5105621b5a335093c and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910300.
Recording identifiers
- ISRC
- GBF076910300
- Title
- So ängstlich sind wir nicht - Polka schnell, Op. 413
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x0a72f3d68901c68ded7e693cc9845247eae77c7489be0cd5105621b5a335093c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:57841c1e87da9a2a3f825672a05a76175621b82006bfdb4789d86266b4418e0f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076910300
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: So ängstlich sind wir nicht - Polka schnell, Op. 413 · Machine-readable JSON-LD