ISRC GBF077110720
Verified recording
GBF077110720 is “Freut euch des Lebens - Waltz, Op. 340” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x612c0ef9a2dd33eb3f27e0ea838298c39670f47c6d722b444e333a3cba841d20 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077110720.
Recording identifiers
- ISRC
- GBF077110720
- Title
- Freut euch des Lebens - Waltz, Op. 340
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x612c0ef9a2dd33eb3f27e0ea838298c39670f47c6d722b444e333a3cba841d20
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:8e068a30591247b8da23f727396a2268ad5ad7016a1e127901ebfbfac3a5470a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077110720
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Freut euch des Lebens - Waltz, Op. 340 · Machine-readable JSON-LD