ISRC FRZ132415120
Verified recording
FRZ132415120 is “3 Romances, Op. 22: II. Allegretto. Mit zartem Vortrage - Arr. for Cello and Piano by Christian-Pierre La Marca” by Clara Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x7af5025e154c0835b0a45df0c9db555ed4c1fecf6e09c469454093b96995a224 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132415120.
Recording identifiers
- ISRC
- FRZ132415120
- Title
- 3 Romances, Op. 22: II. Allegretto. Mit zartem Vortrage - Arr. for Cello and Piano by Christian-Pierre La Marca
- Artist
- Clara Schumann
- CopyrightID (CopyrightChains transaction hash)
0x7af5025e154c0835b0a45df0c9db555ed4c1fecf6e09c469454093b96995a224
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:879245ad6c7a0a9e4438e2726a84d59677b56fb8985f78393686819b1b241989- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132415120
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: 3 Romances, Op. 22: II. Allegretto. Mit zartem Vortrage - Arr. for Cello and Piano by Christian-Pierre La Marca · Machine-readable JSON-LD