ISRC FRZ209310308
Verified recording
FRZ209310308 is “Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation VII. Grazioso” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x7a751867d1f4428d570695846f653a733826d28278b47b21a2f8f05c3b7401f3 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/FRZ209310308.
Recording identifiers
- ISRC
- FRZ209310308
- Title
- Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation VII. Grazioso
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x7a751867d1f4428d570695846f653a733826d28278b47b21a2f8f05c3b7401f3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:11c1ba198d2356a51572b15f9b1cf8e63e22c989464f469db32bfb2b891b1f4d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209310308
- 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 VII. Grazioso · Machine-readable JSON-LD