ISRC FRZ209310305
Verified recording
FRZ209310305 is “Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation IV. Andante con moto” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x7926b95c587f5d24ce26fa9a0a83d837c8daca2d5461b5cdec1aff061c155df5 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209310305.
Recording identifiers
- ISRC
- FRZ209310305
- Title
- Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation IV. Andante con moto
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x7926b95c587f5d24ce26fa9a0a83d837c8daca2d5461b5cdec1aff061c155df5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:567b5e599af0f08b3f09f3eeae6efd508d0b1617a5cec214ddb6789879b793dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209310305
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation IV. Andante con moto · Machine-readable JSON-LD