ISRC PLB351319603
Verified recording
PLB351319603 is “Concerto for Orchestra: III. Passacaglia, toccata e corale” by Witold Lutosławski,
registered on the CopyrightChains blockchain with CopyrightID
0x7181098cce8cb522797258906072e200cb6b9c12e8c49d87da283e5f2c384b34 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB351319603.
Recording identifiers
- ISRC
- PLB351319603
- Title
- Concerto for Orchestra: III. Passacaglia, toccata e corale
- Artist
- Witold Lutosławski
- CopyrightID (CopyrightChains transaction hash)
0x7181098cce8cb522797258906072e200cb6b9c12e8c49d87da283e5f2c384b34
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:1633da513332f3d81a5e8b64d1ea30d840329cb7233161e4f4748352eab1504a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB351319603
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Concerto for Orchestra: III. Passacaglia, toccata e corale · Machine-readable JSON-LD