ISRC FRZ209310303
Verified recording
FRZ209310303 is “Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation II. Più vivace” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x58464a030936d99ea7e37d7f68175b60ead7cc3fc032ebd82a4a408168430dae 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/FRZ209310303.
Recording identifiers
- ISRC
- FRZ209310303
- Title
- Brahms: Variations on a Theme by Haydn, Op. 56a "St. Antoni Chorale": Variation II. Più vivace
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x58464a030936d99ea7e37d7f68175b60ead7cc3fc032ebd82a4a408168430dae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:8bab90a1059f31e35c4ce794b3beb9c0f368d79c34c40223630d6668dcb5fb84- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209310303
- 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 II. Più vivace · Machine-readable JSON-LD