ISRC PLB381300251
Verified recording
PLB381300251 is “Warzywa” by Witold Lutosławski,
registered on the CopyrightChains blockchain with CopyrightID
0xef33df408e54e7bdaee24348f698c1fb41962effbd7c2a92e22f24664f72155c and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB381300251.
Recording identifiers
- ISRC
- PLB381300251
- Title
- Warzywa
- Artist
- Witold Lutosławski
- CopyrightID (CopyrightChains transaction hash)
0xef33df408e54e7bdaee24348f698c1fb41962effbd7c2a92e22f24664f72155c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:78f58b1cb7cdca0f25ac346e0683402cffa166641f8d198620dea70f4b9d96d3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB381300251
- Bitcoin block existence check
- https://blockstream.info/api/block/960273