ISRC ITP901400019
Verified recording
ITP901400019 is “Variations on a Theme of Paganini - Arr. for two pianos: Variations on a Theme of Paganini” by Witold Lutosławski,
registered on the CopyrightChains blockchain with CopyrightID
0x11c05d534fe21f62f2c7f10fce0d98726e26cc0d492af0fa8685c480ffac69ab and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITP901400019.
Recording identifiers
- ISRC
- ITP901400019
- Title
- Variations on a Theme of Paganini - Arr. for two pianos: Variations on a Theme of Paganini
- Artist
- Witold Lutosławski
- CopyrightID (CopyrightChains transaction hash)
0x11c05d534fe21f62f2c7f10fce0d98726e26cc0d492af0fa8685c480ffac69ab
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:1c9b7a31ab5168004d39c553b43a30727ce1b49b2bac033d83404b51e6364320- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITP901400019
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Variations on a Theme of Paganini - Arr. for two pianos: Variations on a Theme of Paganini · Machine-readable JSON-LD