ISRC FRZ132010110
Verified recording
FRZ132010110 is “Sonata for Solo Cello: II. Capriccio” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0x939d8e67ed3fa452fd8ea5836fa9f4d9e473e856dcaa0b3f96df2f53b164f6be and independently timestamped
in Bitcoin block 960179 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132010110.
Recording identifiers
- ISRC
- FRZ132010110
- Title
- Sonata for Solo Cello: II. Capriccio
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0x939d8e67ed3fa452fd8ea5836fa9f4d9e473e856dcaa0b3f96df2f53b164f6be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:39:11+00:00
- Bitcoin block
- 960179
- Canonical record hash
sha256:f61b68e02b3c6c233a6631add9bb50fca0078c423630ace30dee421b3f70b1ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132010110
- Bitcoin block existence check
- https://blockstream.info/api/block/960179
Full record
Track page: Sonata for Solo Cello: II. Capriccio · Machine-readable JSON-LD