ISRC FRZ112400291
Verified recording
FRZ112400291 is “Brahms: Variations on a Theme by Schumann, Op. 23: Variation I. L'istesso tempo. Andante molto moderato” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xf94f970f47c9ebfbd014e51b89211de29e6e17e0c5fb324de3a9f3f1246e9be9 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112400291.
Recording identifiers
- ISRC
- FRZ112400291
- Title
- Brahms: Variations on a Theme by Schumann, Op. 23: Variation I. L'istesso tempo. Andante molto moderato
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xf94f970f47c9ebfbd014e51b89211de29e6e17e0c5fb324de3a9f3f1246e9be9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:ae237733e3281d65f4684500103456db4b4c7f35e202afa8b1cf3d745c533acf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112400291
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Brahms: Variations on a Theme by Schumann, Op. 23: Variation I. L'istesso tempo. Andante molto moderato · Machine-readable JSON-LD