ISRC CALC42200714
Verified recording
CALC42200714 is “Piano Sonata in G Minor: III. Scherzo” by Clara Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x76e0732d61e0ce952af5a38d1c96c58a6355247d37e3a02aa35d6776559aada9 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42200714.
Recording identifiers
- ISRC
- CALC42200714
- Title
- Piano Sonata in G Minor: III. Scherzo
- Artist
- Clara Schumann
- CopyrightID (CopyrightChains transaction hash)
0x76e0732d61e0ce952af5a38d1c96c58a6355247d37e3a02aa35d6776559aada9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:d1f31b34e221fa4fc5a9c8fe849570b665d9635c2e57ef4033d62418c90a1b71- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42200714
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Piano Sonata in G Minor: III. Scherzo · Machine-readable JSON-LD