ISRC GBBBC2201480
Verified recording
GBBBC2201480 is “Variations on a Theme by Robert Schumann, Op. 20: Var. 4” by Clara Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x05064a0205cf4be007521042d798711aba00fc9f5aaf0bcf165af8622dad52d4 and independently timestamped
in Bitcoin block 960164 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2201480.
Recording identifiers
- ISRC
- GBBBC2201480
- Title
- Variations on a Theme by Robert Schumann, Op. 20: Var. 4
- Artist
- Clara Schumann
- CopyrightID (CopyrightChains transaction hash)
0x05064a0205cf4be007521042d798711aba00fc9f5aaf0bcf165af8622dad52d4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:23:05+00:00
- Bitcoin block
- 960164
- Canonical record hash
sha256:73d47627f71a24360468f7722121c493a4f0520dd61995897199d767c77be249- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2201480
- Bitcoin block existence check
- https://blockstream.info/api/block/960164
Full record
Track page: Variations on a Theme by Robert Schumann, Op. 20: Var. 4 · Machine-readable JSON-LD